← The evidence ledger
Evidence row 19369
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.fastaf.co/x402/v1/ai
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 7e3fd66bba9c192b1e18a05042fed2baf9ad150c254909d205e8b301e217685c
- Leaf
- 0x661e9dce21e2d40a3976f6364789a397a79e07b25a4093d7eb24c46901e9499a
What was observed
{
"endpoints": [
[
"x402",
"https://api.fastaf.co/x402/v1/ai"
]
],
"name": "FastAF",
"owner_address": "0x05b75e13f071a09a26b50a18ce5bd02a0755d76f",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x05B75e13f071A09A26B50a18Ce5BD02a0755d76F",
"scheme": "exact"
}
],
"description": "AI answer and web research API for AI agents: Google AI Mode responses as JSON text blocks and source references. Supports natural-language search questions with country and language targeting for research summaries; source links may be Google redirect paths. Provided by FastAF Google AI Answers. Price: $0.010000 USDC per successful call.",
"extensions": {
"bazaar": {
"info": {
"docsUrl": "https://fastaf.co/apis/google-ai-mode-api/",
"homepage": "https://fastaf.co",
"input": {
"method": "GET",
"queryParams": {
"country": "us",
"language": "en",
"query": "how do x402 payments work"
},
"type": "http"
},
"openApiUrl": "https://api.fastaf.co/openapi.json",
"output": {
"example": {
"references": [
{
"link": "/goto?url=x402-overview",
"snippet": "An open protocol for payments over HTTP.",
"source": "x402",
"title": "x402: Internet-native payments. Opens in new tab."
}
],
"text_blocks": [
{
"links": [
{
"anchor": "",
"link": "/goto?url=x402-overview"
}
],
"snippet": "An x402 server returns a payment request with HTTP 402; the client signs it and retries the request.",
"type": "paragraph"
}
]
},
"type": "json"
},
"website": "https://fastaf.co"
},
"metadata": {
"provider": {
"description": "FastAF: Web data for AI agents, pay per call in USDC via x402, no account: Google search, Maps, News, Shopping, Scholar, Jobs, AI Mode, Amazon, eBay, Walmart, Zillow, YouTube transcripts, public LinkedIn/X profiles, scraping and screenshots.",
"docsUrl": "https://fastaf.co/apis/google-ai-mode-api/",
"homepage": "https://fastaf.co",
"name": "FastAF",
"openApiUrl": "https://api.fastaf.co/openapi.json",
"website": "https://fastaf.co"
}
},
"routeTemplate": "/x402/v1/ai",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"description": "AI answer and web research API for AI agents: Google AI Mode responses as JSON text blocks and source references. Supports natural-language search questions with country and language targeting for research summaries; source links may be Google redirect paths.",
"properties": {
"docsUrl": {
"format": "uri",
"type": "string"
},
"homepage": {
"format": "uri",
"type": "string"
},
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"description": "Natural-language Google AI Mode query with country and language targeting.",
"examples": [
{
"country": "us",
"language": "en",
"query": "how do x402 payments work"
}
],
"properties": {
"country": {
"description": "Two-letter search country code, e.g. us, uk or fr; default us. Localizes results, not a scrape proxy selection. No option surcharge; 10 credits per successful request.",
"examples": [
"us"
],
"maxLength": 8192,
"type": "string"
},
"html": {
"description": "Return raw source HTML instead of parsed JSON when true; true/false, default false. No option surcharge; 10 credits per successful request.",
"type": "boolean"
},
"language": {
"description": "Result/interface language code, e.g. en, es, fr or de; default en. Use lr, where supported, to restrict document languages. No option surcharge; 10 credits per successful request.",
"examples": [
"en"
],
"maxLength": 8192,
"type": "string"
},
"location": {
"description": "City-level search origin, e.g. Austin, Texas, United States; omit for source-default location. Cannot be combined with uule. No option surcharge; 10 credits per successful request.",
"maxLength": 8192,
"type": "string"
},
"query": {
"description": "Required question/search text for Google AI Mode, e.g. How does an espresso machine work? No default. No option surcharge; 10 credits per successful request.",
"examples": [
"how do x402 payments work"
],
"maxLength": 8192,
"type": "string"
},
"safe": {
"description": "Adult-content filter: active enables SafeSearch; off disables it (default off). No option surcharge; 10 credits per successful request.",
"maxLength": 8192,
"type": "string"
},
"uule": {
"description": "Google's encoded geographic search token, copied from a Google URL. Omit for no explicit token; do not combine with location where supported. No option surcharge; 10 credits per successful request.",
"maxLength": 8192,
"type": "string"
}
},
"required": [
"query"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"openApiUrl": {
"format": "uri",
"type": "string"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"description": "Google AI Mode JSON. text_blocks contains answer paragraphs with snippet and links; references holds source titles and snippets. Links can be path-only Google redirects, not resolved URLs.",
"properties": {
"references": {
"items": {
"additionalProperties": true,
"properties": {
"link": {
"type": "string"
},
"snippet": {
"type": "string"
},
"source": {
"type": "string"
},
"title": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"text_blocks": {
"items": {
"additionalProperties": true,
"properties": {
"links": {
"items": {
"additionalProperties": true,
"properties": {
"anchor": {
"type": "string"
},
"link": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"snippet": {
"type": "string"
},
"type": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
"website": {
"format": "uri",
"type": "string"
}
},
"required": [
"input"
],
"title": "FastAF Google AI Answers",
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T02:44:45.877Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-26T02:44:45.465Z"
},
"resource": "https://api.fastaf.co/x402/v1/ai",
"serviceName": "FastAF",
"tags": [
"data",
"scraping",
"web-data",
"api",
"agents"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "AI answer and web research API for AI agents: Google AI Mode responses as JSON text blocks and source references. Supports natural-language search questions with country and language targeting for research summaries; source links may be Google redirect paths. Provided by FastAF Google AI Answers. Price: $0.010000 USDC per successful call."
}What the leaf hashes
{"body":"7e3fd66bba9c192b1e18a05042fed2baf9ad150c254909d205e8b301e217685c","id":19369,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025331562357,"prev":null,"subject":"x402_bazaar:https://api.fastaf.co/x402/v1/ai","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x661e9b25226e3ead4a91c1cdcdf1b0f9877ac51b21e6d01322589f48588bf1de
- 0x49f37b78dd90b276ec3776cd006ac47769ecf323d95ac6cd34148c7a25cfd8b0
- 0xa167958285316ad4310539f4b92cacc507a97aec9f98776613bf17eca34485b5
- 0xbe9fd00c6643070c59825d4e97eaf790a707ce9373182c8e3a0c767e1aaa5258
- 0xef178ed09757eefec8e4db78109c854bef40b0cdd0aee86b93eabe072276aec6
- 0xbb6042a7b3623c3fad2dfb3be4abdb89cd7a35cf4e2e57976af3aaaa729885a9
- 0xd440ad4cb6a8bf6ee16f5b06da6753b27c7c017c1afd98b13f174dd277b7f8e9
- 0x14ffefc9d936e5304563a91e8a57cf301160eb9cfd0d28d8101f666e3e5eb0e6
- 0xe00e5dca78540c07d80ebe9ff376692c2e5f7c706ce1bc8acf86f3dd6a876229
- 0x17b7b18fdb5634f7375f480081f04da08fa690f97e6123e0cec534ab5ca72dd5
- 0x97befbe0402dae50d99027054f0d354513b22fda782f887ba0d9fae94219c296
- 0x611b1c1b68d04a71934006e383071a8f3836400d60beb86d81dd038bc102029f
- 0x13f4b94ecf613d585c952b5363dad2b247a55371eb8e358bb89dc033e83128b1
- 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
- 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae