← The evidence ledger
Evidence row 292006
Observed , by probe.mcp/1.
- Kind
- mcp.tools
- About
- endpoint 99ed7219-e357-4b75-81a2-e5cef71c8b18
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 4fcaec8dbb29dc0a67a6dea9c5678d95aaba688a27f12aa3eb8c54200e58b942
- Leaf
- 0x400aec266244f4b8f3403a5f0cb6d8a2dff4da7e6360667c7f4a3c5da29a4801
What was observed
{
"count": 25,
"tools": [
{
"description": "Issue an Agent ID: attestation binding a pubkey to a verified principal — unverifiable are refused. validity_days defaults to standard. Verify: agentid_verify. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/agent-id/issue.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"agent_key_scheme": {
"description": "Key scheme for agent_pubkey: eip191 or ed25519 (default eip191)",
"type": "string"
},
"agent_pubkey": {
"description": "The agent's public key (hex), the root of the Agent ID",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"operator_contact": {
"description": "Public contact for the operator (max 320 chars)",
"type": "string"
},
"operator_name": {
"description": "Public name of the operator running the agent (max 200 chars)",
"type": "string"
},
"principal_attestation_method": {
"description": "How the Embassy verified the principal",
"type": "string"
},
"principal_id": {
"description": "ID of the accountable principal on file with the Embassy",
"type": "string"
},
"principal_kind": {
"description": "Kind of principal: human or legal_entity",
"type": "string"
},
"principal_label": {
"description": "Public label for the principal",
"type": "string"
},
"validity_days": {
"description": "Days until the Agent ID expires; integer 1-730. Defaults to the Embassy standard when omitted",
"type": "number"
}
},
"required": [
"agent_pubkey",
"operator_name",
"operator_contact",
"principal_id",
"principal_kind",
"principal_label",
"principal_attestation_method",
"idempotency_key"
],
"type": "object"
},
"name": "agentid_issue"
},
{
"description": "Renew an Agent ID: fresh ID, same chain; the old retires. Sign like a revocation. validity_days defaults to standard. Retire outright: agentid_revoke. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/agent-id/renew.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"agent_id": {
"description": "The Agent ID string returned at issuance (64 hex characters; case-insensitive). Unknown IDs are rejected",
"type": "string"
},
"idempotency_key": {
"description": "Optional idempotency key: UUID v4 (client-generated; published example keys are rejected). When provided, replaying the same key returns the original receipt instead of re-running the action; when omitted, no dedupe occurs. Keys are scoped per tool and per payer account: the same key on another tool — or from another wallet — is unrelated.",
"type": "string"
},
"revocation_signature": {
"description": "Hex signature over the exact UTF-8 message agent-id-revoke:<OLD_agent_id> (64-char lowercase ID, no trailing newline) — the signature covers the OLD Agent ID being retired. EIP-191: personal_sign the message STRING (personal_sign envelope REQUIRED — raw ECDSA will not verify), 0x 65-byte hex r||s||v (v=27/28). ed25519: nacl.sign.detached over the message bytes, 64-byte hex. Signer: the principal's on-file revocation key, or the Embassy signer for cause",
"type": "string"
},
"validity_days": {
"description": "Days until the renewed Agent ID expires; integer 1-730. Defaults to the Embassy standard when omitted",
"type": "number"
}
},
"required": [
"agent_id",
"revocation_signature"
],
"type": "object"
},
"name": "agentid_renew"
},
{
"description": "Retire an Agent ID instantly, with no successor: sign as the revocation_signature field specifies — who signs, and how. Fresh ID, same chain: agentid_renew. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/agent-id/revoke.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"agent_id": {
"description": "The Agent ID string returned at issuance (64 hex characters; case-insensitive). Unknown IDs are rejected",
"type": "string"
},
"idempotency_key": {
"description": "Optional idempotency key: UUID v4 (client-generated; published example keys are rejected). When provided, replaying the same key returns the original receipt instead of re-running the action; when omitted, no dedupe occurs. Keys are scoped per tool and per payer account: the same key on another tool — or from another wallet — is unrelated.",
"type": "string"
},
"reason": {
"description": "Why the Agent ID is being retired (required, max 500 characters)",
"type": "string"
},
"revocation_signature": {
"description": "Hex signature over the exact UTF-8 message agent-id-revoke:<agent_id> (64-char lowercase ID, no trailing newline). EIP-191: personal_sign the message STRING (personal_sign envelope REQUIRED — raw ECDSA will not verify), 0x 65-byte hex r||s||v (v=27/28). ed25519: nacl.sign.detached over the message bytes, 64-byte hex. Signer: the principal's on-file revocation key, or the Embassy signer for cause",
"type": "string"
}
},
"required": [
"agent_id",
"reason",
"revocation_signature"
],
"type": "object"
},
"name": "agentid_revoke"
},
{
"description": "Agent ID state — valid, revoked, expired, or unknown — chain + envelope included. Unknown IDs: unknown, never error. Issue: agentid_issue; extend: agentid_renew. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/agent-id/verify.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"agent_id": {
"description": "The Agent ID string returned at issuance (64 hex characters; case-insensitive). Rate-limited: 30 checks/min per client IP, 429 on exhaustion",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
}
},
"required": [
"agent_id",
"idempotency_key"
],
"type": "object"
},
"name": "agentid_verify"
},
{
"description": "Prove a document existed: send its SHA256 hash — we never see it — for a signed, hash-chained attestation. document_name is an optional label. Live URLs: check_url_custom. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/cert.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"document_hash": {
"description": "SHA256 hash of your document as 64 lowercase hex characters",
"pattern": "^[0-9a-f]{64}$",
"type": "string"
},
"document_name": {
"description": "Optional label for your document (max 200 chars)",
"maxLength": 200,
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
}
},
"required": [
"document_hash",
"idempotency_key"
],
"type": "object"
},
"name": "attest_document"
},
{
"description": "Notarize work done anywhere: submit evidence; we verify it and mint a signed receipt. evidence_urls + evidence_hash optional. Document's existence: attest_document. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $1.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/attest.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"evidence_hash": {
"description": "SHA256 of work artifact",
"pattern": "^[0-9a-f]{64}$",
"type": "string"
},
"evidence_urls": {
"description": "URLs proving the work",
"items": {
"format": "uri",
"type": "string"
},
"maxItems": 10,
"type": "array"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"work_description": {
"description": "What was done",
"maxLength": 5000,
"minLength": 1,
"type": "string"
}
},
"required": [
"work_description",
"idempotency_key"
],
"type": "object"
},
"name": "attest_work"
},
{
"description": "'Tell me when it changes': a standing URL check — receipt and charge only on change. check_interval_hours defaults to 24. One-time check: check_url_custom. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $1.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/watch.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"check_interval_hours": {
"default": 24,
"description": "Hours between checks",
"maximum": 168,
"minimum": 1,
"type": "number"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"url": {
"description": "HTTPS URL to watch",
"format": "uri",
"maxLength": 2000,
"type": "string"
}
},
"required": [
"url",
"idempotency_key"
],
"type": "object"
},
"name": "check_url_changes"
},
{
"description": "Your conditions, one fetch: status, substring, JSON value — signed pass/fail receipt. Default status 200. Public proof: check_url_sealed. Watch: check_url_changes. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.001, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/check/ping.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"expect_body_contains": {
"description": "Substring that must appear in the response body (max 5000 chars). Skipped when empty or omitted",
"type": "string"
},
"expect_json_equals": {
"description": "Expected value at expect_json_path; compared by canonical JSON equality. Defaults to null when omitted"
},
"expect_json_path": {
"description": "Dot-separated path into the JSON body, e.g. 'data.price' (max 500 chars). Only evaluated when set",
"type": "string"
},
"expect_status": {
"description": "Expected HTTP status code; truncated to an integer. Defaults to 200 when omitted",
"type": "number"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"url": {
"description": "HTTPS URL to check (max 2000 chars; no credentials in URL). Fetched once; up to 3 redirects followed, 10s timeout, 1MB body cap",
"type": "string"
}
},
"required": [
"url",
"idempotency_key"
],
"type": "object"
},
"name": "check_url_custom"
},
{
"description": "Proof anyone can verify: one fetch, transcript sealed in a signed receipt — HTTP 200 at that moment, fixed at 200. Your own conditions instead: check_url_custom. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/check/prove.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"url": {
"description": "HTTPS URL to prove live (max 2000 chars; no credentials in URL). Fetched once; up to 3 redirects followed, 10s timeout, 1MB body cap. Default expectation: HTTP 200",
"type": "string"
}
},
"required": [
"url",
"idempotency_key"
],
"type": "object"
},
"name": "check_url_sealed"
},
{
"description": "GPU price moves that matter: significant spot moves, in a signed receipt. limit defaults to 25. Live snapshot: compute_spot_prices. Past: compute_history. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/markets/compute/alerts.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"gpu": {
"description": "Optional GPU filter, e.g. 'H100 SXM' (max 64 chars). Omit for all GPUs",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"limit": {
"description": "Max alerts to return; integer 1-50. Defaults to 25",
"type": "number"
}
},
"required": [
"idempotency_key"
],
"type": "object"
},
"name": "compute_alerts"
},
{
"description": "GPU market memory: cheapest and median asks per class, in a signed receipt. limit defaults to 50. Live: compute_spot_prices. Moves: compute_alerts. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/markets/compute/history.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"gpu": {
"description": "Optional GPU filter, e.g. 'H100 SXM' (max 64 chars). Omit for whole-market history",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"limit": {
"description": "Max history points to return; integer 1-200. Defaults to 50",
"type": "number"
}
},
"required": [
"idempotency_key"
],
"type": "object"
},
"name": "compute_history"
},
{
"description": "GPU asks, not quotes: one timestamped snapshot; asks may vanish. Observes only. Omit gpu = full snapshot; type defaults ondemand. Sealed: compute_spot_sealed. GET the paid_url with an x402 v2 PAYMENT-SIGNATURE header carrying the USDC authorization. Paid tool — $0.25 per snapshot, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/markets/compute/spot.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"gpu": {
"description": "Optional GPU model filter, e.g. 'H100 SXM'",
"type": "string"
},
"max_gpus": {
"description": "Maximum GPU count per offer; integer 1..64",
"maximum": 64,
"minimum": 1,
"type": "integer"
},
"max_results": {
"description": "Max offers to return; integer 1-25",
"maximum": 25,
"minimum": 1,
"type": "integer"
},
"min_gpus": {
"description": "Minimum GPU count per offer; integer >= 1",
"minimum": 1,
"type": "integer"
},
"min_reliability": {
"description": "Minimum host reliability 0..1 (inclusive); hosts below it are excluded",
"maximum": 1,
"minimum": 0,
"type": "number"
},
"type": {
"description": "Offer type: ondemand (fixed price), bid (interruptible auction — shown price is the bid floor), or reserved (longer commitment)",
"enum": [
"ondemand",
"bid",
"reserved"
],
"type": "string"
},
"verified": {
"description": "When true, only verified hosts; when false, only unverified hosts",
"type": "boolean"
}
},
"type": "object"
},
"name": "compute_spot_prices"
},
{
"description": "GPU price, sealed proof: snapshot, cheapest ask/class, signed receipt. type defaults ondemand; omit gpu = all classes. Raw: compute_spot_prices. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/check/proveit-verified.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"gpu": {
"description": "Optional GPU class, e.g. 'H100 SXM' (max 64 chars). Omit for the per-class snapshot",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"type": {
"description": "Offer type: ondemand, bid, or reserved. Defaults to ondemand",
"type": "string"
}
},
"required": [
"idempotency_key"
],
"type": "object"
},
"name": "compute_spot_sealed"
},
{
"description": "$1.00 correction pass on your draft: formatting, links verified live, terms confirmed, leaks scanned — corrected copy + signed report. register sets the voice. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $1.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/copy/correct.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"draft": {
"description": "The raw draft copy to correct (1-20000 chars)",
"maxLength": 20000,
"minLength": 1,
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"links": {
"description": "HTTPS URLs the copy references; each is verified alive via HEAD (fallback GET), 8s timeout, redirects never followed (max 20)",
"items": {
"format": "uri",
"type": "string"
},
"maxItems": 20,
"type": "array"
},
"register": {
"description": "Voice register: founder-notes, elite, force, or bright-soft-junior",
"enum": [
"founder-notes",
"elite",
"force",
"bright-soft-junior"
],
"type": "string"
},
"required_terms": {
"description": "Terms that must appear in the final copy (max 20; each term max 100 chars; counted case-insensitively)",
"items": {
"maxLength": 100,
"minLength": 1,
"type": "string"
},
"maxItems": 20,
"type": "array"
}
},
"required": [
"draft",
"register",
"idempotency_key"
],
"type": "object"
},
"name": "correct_copy"
},
{
"description": "All checks, one call: liveness, content, TLS fingerprint, trust verdict, doc timestamp — one signed receipt. document_hash optional. One check: the tool alone. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $1.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/diligence/pack.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"document_hash": {
"description": "SHA256 of document to timestamp",
"pattern": "^[0-9a-f]{64}$",
"type": "string"
},
"document_name": {
"description": "Label for the document",
"maxLength": 200,
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"url": {
"description": "HTTPS URL to run the full suite against",
"format": "uri",
"maxLength": 2000,
"type": "string"
}
},
"required": [
"url",
"idempotency_key"
],
"type": "object"
},
"name": "diligence_pack"
},
{
"description": "Farcaster from zero: first casts, frame spec, launch checklist in one fill-in template with a signed receipt. On Nostr instead: nostr_kit. agent_wallet optional, on the receipt. POST to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/kits/farcaster.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"idempotency_key": {
"description": "Client-generated UUID v4, one per logical request. Replaying the same key on the same tool returns the original receipt.",
"type": "string"
}
},
"required": [
"idempotency_key"
],
"type": "object"
},
"name": "farcaster_kit"
},
{
"description": "Support the Embassy. Open-amount USDC gift, $0.01–$222. The signed quote binds your exact amount; receipt: patronage, never for work. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — open amount, buyer chooses $0.01–$222.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/give.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"amount_usd": {
"description": "Exact gift amount in USD, caller-supplied: a plain decimal string like \"5.00\" (\"$5.00\" also accepted) or a number with at most 2 decimals. Canonical integer-cent parse: exponent, locale/grouping, sub-cent precision, negative, zero, below-$0.01 and above-$222.00 forms are rejected. The signed 402 quote binds this exact amount; you authorize exactly what you quoted.",
"type": [
"string",
"number"
]
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
}
},
"required": [
"amount_usd",
"idempotency_key"
],
"type": "object"
},
"name": "give"
},
{
"description": "Nostr from zero: first notes, profile, relays, launch checklist in one fill-in template with a signed receipt. On Farcaster instead: farcaster_kit. agent_wallet optional, on the receipt. POST to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/kits/nostr.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"idempotency_key": {
"description": "Client-generated UUID v4, one per logical request. Replaying the same key on the same tool returns the original receipt.",
"type": "string"
}
},
"required": [
"idempotency_key"
],
"type": "object"
},
"name": "nostr_kit"
},
{
"description": "Skip the sweep: the ranked directory of ranking surfaces — methods, integrity, freshness, our standing — in a signed receipt. Omit surface = full directory. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/directory/rankers.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"include_unverified": {
"description": "Include surfaces not yet verified by a live read (listed as unverified, never ranked). Defaults to true",
"type": "boolean"
},
"surface": {
"description": "Optional surface slug (e.g. 'x402-list', '8004scan', 'glama') to return only that entry. Omit for the full directory",
"type": "string"
}
},
"required": [
"idempotency_key"
],
"type": "object"
},
"name": "rank_the_rankers"
},
{
"description": "Escrow an encrypted recovery blob: stored opaquely — we cannot decrypt it — for operator review, signed receipt proving its hash; quorum_rules govern release. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $1.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/recovery/register.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"contact_handle": {
"description": "Optional contact (email or handle) for the operator review",
"type": "string"
},
"contact_name": {
"description": "Your name or operator handle, recorded with the escrow",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"quorum_rules": {
"description": "The release rules for this blob, e.g. '2-of-3 named trustees must approve release'",
"type": "string"
},
"recovery_blob": {
"description": "Client-encrypted blob (ENC:v1:base64...). Stored opaquely; only its SHA-256 and byte count enter the signed receipt",
"type": "string"
}
},
"required": [
"contact_name",
"quorum_rules",
"recovery_blob",
"idempotency_key"
],
"type": "object"
},
"name": "register_recovery"
},
{
"description": "The research paper: $1.00; $2.00 with the provenance pack — paper plus its proof. bundle defaults to paper; prior receipt: $1.00 upgrade. Licensed to your wallet. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $1.00, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/research/paper.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"bundle": {
"description": "Delivery tier: 'paper' ($1.00) or 'paper+provenance' ($2.00, paper plus the corpus proof pack). Defaults to 'paper'",
"type": "string"
},
"buyer_alias": {
"description": "Optional license display name (3-32 chars: letters, digits, . _ -). Defaults to the first 8 hex chars of the buyer wallet",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"paper_id": {
"description": "Catalog ID of the paper, e.g. 'the-discontinuity-20260922'. Unknown IDs are rejected",
"type": "string"
},
"prior_receipt_id": {
"description": "Optional prior research_paper receipt id for receipt-carried tier pricing on the paper+provenance bundle",
"type": "string"
}
},
"required": [
"paper_id",
"idempotency_key"
],
"type": "object"
},
"name": "research_paper"
},
{
"description": "Shop an idea: delayed scan — a ticker, two compared, or a theme — expressions fitting your budget, freshness-labeled, signed receipt. budget_usd omitted: uncapped. Ideas only — no orders placed. POST to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/shelf.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"budget_usd": {
"description": "Hard budget gate in USD (1/5/10/25/50/100 supported; omit for uncapped)",
"type": "number"
},
"idempotency_key": {
"description": "Client-generated UUID v4, one per logical request. Replaying the same key on the same tool returns the original receipt.",
"type": "string"
},
"max_rows": {
"description": "Rows on the shelf, 3-10 (default 10)",
"type": "number"
},
"objective": {
"description": "convexity (default), long-clock, fast-heat, tail, income, leveraged",
"type": "string"
},
"query": {
"description": "What to shop for: \"a ticker\", \"a ticker, $5 budget\", \"COMPARE two tickers\", \"BEST a theme, $25 budget\" (max 200 chars)",
"type": "string"
}
},
"required": [
"query",
"idempotency_key"
],
"type": "object"
},
"name": "ticker_shelf"
},
{
"description": "Action gate: endpoint, action, amount, permissions probed unpaid — ALLOW, RESTRICT, ASK_HUMAN, or QUARANTINE. Verdict: trust_report. Terms: trust_preflight. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/assurance/check.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"action": {
"description": "The action the agent intends to take, e.g. 'transfer' (required, max 200 chars)",
"type": "string"
},
"amount_usdc": {
"description": "Amount at stake, as a positive decimal string, e.g. '0.25'",
"type": "string"
},
"context": {
"description": "Optional free-text context for the assessment (truncated to 2000 chars)",
"type": "string"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"permissions_requested": {
"description": "Permissions the action needs, e.g. ['spend']. Non-empty array, max 50 entries; each entry truncated to 200 chars",
"items": {
"type": "string"
},
"type": "array"
},
"provider_endpoint": {
"description": "HTTPS URL of the provider to assess (max 2000 chars; no credentials in URL)",
"type": "string"
}
},
"required": [
"provider_endpoint",
"action",
"amount_usdc",
"permissions_requested",
"idempotency_key"
],
"type": "object"
},
"name": "trust_assurance"
},
{
"description": "Before paying: who is paid, what's delivered, what changed — signed verdict against your policies. Free quote: dry_run=true. Endpoint verdict: trust_report. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/preflight/check.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"context": {
"additionalProperties": false,
"description": "principal_wallet + chain. Optional.",
"properties": {
"chain": {
"maxLength": 30,
"type": "string"
},
"principal_wallet": {
"maxLength": 100,
"type": "string"
}
},
"type": "object"
},
"dry_run": {
"description": "true = free dry-run, intercepted before the payment gate",
"type": "boolean"
},
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"intent": {
"additionalProperties": false,
"description": "The intended invocation: operation (required), params_summary (sha256 of canonical params), advertised_cost_usdc",
"properties": {
"advertised_cost_usdc": {
"maxLength": 20,
"type": "string"
},
"operation": {
"maxLength": 200,
"minLength": 1,
"type": "string"
},
"params_summary": {
"maxLength": 200,
"type": "string"
}
},
"required": [
"operation"
],
"type": "object"
},
"policy": {
"description": "Policy strings (max 20)",
"items": {
"maxLength": 200,
"minLength": 1,
"type": "string"
},
"maxItems": 20,
"type": "array"
},
"subject": {
"additionalProperties": false,
"description": "The spend target: server_id (required), artifact (mcpb:// | oci:// | https://), claimed_version",
"properties": {
"artifact": {
"maxLength": 2000,
"type": "string"
},
"claimed_version": {
"maxLength": 100,
"type": "string"
},
"server_id": {
"maxLength": 500,
"minLength": 1,
"type": "string"
}
},
"required": [
"server_id"
],
"type": "object"
}
},
"required": [
"subject",
"intent",
"idempotency_key"
],
"type": "object"
},
"name": "trust_preflight"
},
{
"description": "Buy/don't-buy verdict on an x402 endpoint: probed unpaid, signed PROCEED, VERIFY_FIRST, or DO_NOT_PAY. Terms: trust_preflight. Action gate: trust_assurance. POST the tool inputs as JSON to paid_url with an x402 v2 PAYMENT-SIGNATURE header. See https://docs.cdp.coinbase.com/x402 Paid tool — $0.25, USDC on Base or Arbitrum One. Paid URL: https://aemb.pro/v1/trust/report.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"idempotency_key": {
"description": "Idempotency key: UUID v4, client-generated, one per logical request. Replaying the same key on this tool returns the original receipt — the action is not re-run, and the first request's receipt wins even if you resend different inputs. Published example keys are rejected. Keys are scoped per tool and per payer account: a key never returns another wallet's receipt.",
"type": "string"
},
"url": {
"description": "HTTPS URL of the candidate x402 endpoint to probe (max 2000 chars; no credentials in URL). Probed unpaid via GET, falling back to an empty-body POST when GET returns 404/405",
"type": "string"
}
},
"required": [
"url",
"idempotency_key"
],
"type": "object"
},
"name": "trust_report"
}
]
}What the leaf hashes
{"body":"4fcaec8dbb29dc0a67a6dea9c5678d95aaba688a27f12aa3eb8c54200e58b942","id":292006,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793048478875301,"prev":null,"subject":"99ed7219-e357-4b75-81a2-e5cef71c8b18","subject_kind":"endpoint"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x400b48c57900ce2c734da86e737a969010d8eaceb0c15c83ce5e491eb7a8a9ce
- 0x47efa8dca635013d4d478c6068703be18d331fd5ece23674e425fc1ef5484006
- 0x4fb192a1629f90f62de944f75a1bc54a53412acf52681d1358eb6641665ad28c
- 0x801533e15558a64405250bc1398620983a075355ec3b90841877da6ea97f8ea7
- 0x107e6c900cd222812975f9ad6b8a4100a668bbfa5dac12847abb2b4e8d708f26
- 0x8c92a11305ee12b9c2ee2af00d31ef90da2c96bf189b49316bc65507df0a8a9d
- 0x79f673721efb4664ebd642ab685ee750643559faf5a50651426305abf32b7847
- 0x24ba0fea73ad71cc5e531361cf5f447a8c998a3a79b45a4c1264efe7cb243902
- 0x4838e66771fd133c28a61d579c1a2a5e287c010773f681dabd0604a2c37c1499
- 0x4d366760261fa90306fab3a8c581c54f763c4071921cde42a107575598a3bf45
- 0x6ec69a305a23b604ab679d75c3502d235953d73d9c2a74b16fb74b49af695fa0
- 0xe2bb2a30c74e0bf16b8b75c332bdd45334d0338bef3f3022b7ea7b55718e1369
- 0xd406739acce2ba016f8d49081b15f266a4ea4a0b0fc5ef171c89c8fd2dda4d80
- 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
- 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae