← The evidence ledger
Evidence row 1508726
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://1gateway.dev/v1/defi/yields
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 1f2cec96125d0bdab1fa06684d0a4c85c44a0b5c9469350f747f77d6fa1cc291
- Leaf
- 0xac325a0956a9f719d0690f1557fccf40444643ce7f7f6e189f0ac549e62e7813
What was observed
{
"endpoints": [
[
"x402",
"https://1gateway.dev/v1/defi/yields"
]
],
"name": "Base DeFi Yields & TVL",
"owner_address": "0x6246eee0355dd7a93c888fe59e1151388a0cc5a1",
"raw": {
"accepts": [
{
"amount": "4500",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
"scheme": "exact"
},
{
"amount": "4500",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "AwV6UZobYPyTdsuNa2NknZZrnmmUoH5ckEv3wNgL26WT",
"scheme": "exact"
}
],
"description": "Use when an agent must compare lending yields on Base. Input: optional protocol (aave-v3,compound-v3,morpho,moonwell) and asset (USDC,WETH,cbBTC,wstETH,cbETH,EURC). Output: JSON per market supply/borrow APY, utilization, supplied/borrowed amount and TVL in USD, sorted by supply APY, with block. Computed from contract state; base rates, rewards excluded; not advice. Example: ?asset=USDC",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"asset": "USDC",
"protocol": "aave-v3,morpho"
},
"type": "http"
},
"output": {
"example": {
"asOf": {
"at": "2026-10-19T00:00:00.000Z",
"baseBlock": 53328737
},
"cache": "miss",
"chain": "base",
"count": 18,
"markets": [
{
"asset": "EURC",
"borrowApyPct": 19.9548,
"borrowedUsd": 357304,
"contract": "0xb682c840B5F4FC58B20769E691A6fa1305A501a2",
"market": "Moonwell mEURC",
"protocol": "moonwell",
"supplyApyPct": 18.4021,
"totalBorrowedTokens": 320375,
"totalSuppliedTokens": 310578,
"tvlUsd": 346378,
"utilizationPct": 103.1545
}
],
"notes": [
"Computed from Base contract state (Aave v3 Pool, Compound v3 Comet, Moonwell mTokens, Morpho Blue + MetaMorpho vaults); no third-party yield API."
],
"query": {
"asset": [
"USDC"
],
"protocol": [
"aave-v3"
]
},
"totals": {
"byProtocol": {
"aave-v3": 795744222,
"compound-v3": 12676414,
"moonwell": 19673062,
"morpho": 980620285
},
"tvlUsd": 1808713983
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"asset": {
"description": "Comma list of USDC, WETH (or ETH), cbBTC, wstETH, cbETH, EURC (default all). Bad value → 400 before payment (not charged)",
"examples": [
"USDC"
],
"maxLength": 64,
"pattern": "^[A-Za-z0-9,]{1,64}$",
"type": "string"
},
"protocol": {
"description": "Comma list of aave-v3, compound-v3, morpho, moonwell (default all). Bad value → 400 before payment (not charged)",
"examples": [
"aave-v3,morpho"
],
"maxLength": 64,
"pattern": "^[A-Za-z0-9,-]{1,64}$",
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"properties": {
"at": {
"type": "string"
},
"baseBlock": {
"type": "integer"
}
},
"type": "object"
},
"cache": {
"type": "string"
},
"chain": {
"type": "string"
},
"count": {
"type": "integer"
},
"markets": {
"items": {
"properties": {
"asset": {
"type": "string"
},
"borrowApyPct": {
"type": [
"number",
"null"
]
},
"borrowedUsd": {
"type": [
"integer",
"null"
]
},
"contract": {
"type": "string"
},
"market": {
"type": "string"
},
"protocol": {
"type": "string"
},
"supplyApyPct": {
"type": "number"
},
"totalBorrowedTokens": {
"type": [
"number",
"null"
]
},
"totalSuppliedTokens": {
"type": "number"
},
"tvlUsd": {
"type": "integer"
},
"utilizationPct": {
"type": "number"
}
},
"type": "object"
},
"type": "array"
},
"notes": {
"items": {
"type": "string"
},
"type": "array"
},
"query": {
"properties": {
"asset": {
"items": {
"type": "string"
},
"type": "array"
},
"protocol": {
"items": {
"type": "string"
},
"type": "array"
}
},
"type": "object"
},
"totals": {
"properties": {
"byProtocol": {
"properties": {
"aave-v3": {
"type": "integer"
},
"compound-v3": {
"type": "integer"
},
"moonwell": {
"type": "integer"
},
"morpho": {
"type": "integer"
}
},
"type": "object"
},
"tvlUsd": {
"type": "integer"
}
},
"type": "object"
}
},
"required": [
"chain",
"query",
"count",
"markets",
"totals",
"asOf",
"cache",
"notes"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_dr4pqtka"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792593183/bazaar-icons/c4d9db8f8f483844.png",
"lastUpdated": "2026-10-31T11:42:53.866Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-31T11:42:53.576Z"
},
"resource": "https://1gateway.dev/v1/defi/yields",
"serviceName": "Base DeFi Yields & TVL",
"tags": [
"defi",
"yield",
"apy",
"tvl",
"lending"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Use when an agent must compare lending yields on Base. Input: optional protocol (aave-v3,compound-v3,morpho,moonwell) and asset (USDC,WETH,cbBTC,wstETH,cbETH,EURC). Output: JSON per market supply/borrow APY, utilization, supplied/borrowed amount and TVL in USD, sorted by supply APY, with block. Computed from contract state; base rates, rewards excluded; not advice. Example: ?asset=USDC"
}What the leaf hashes
{"body":"1f2cec96125d0bdab1fa06684d0a4c85c44a0b5c9469350f747f77d6fa1cc291","id":1508726,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793472761727101,"prev":null,"subject":"x402_bazaar:https://1gateway.dev/v1/defi/yields","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (246033 rows).
- 0xac321e9eed53ddd4aa325e2be24e7e4eab96887ec18831743c11914b39a62c53
- 0x521522eccc3267540abe7e36e83ef13556493d3b2f2887db5362e7e05ceea80c
- 0x3bf01f36d16dff6fb1c0f11fe5f614444001276c53550c9a9d1beec3ccb63e45
- 0xc0722e05ea286dac2db32d4de63c593576d4589c3c463d3c2174e11c290e3b5f
- 0xfbe2d5fd223577ae769547eb5d1e42bfc524bc2049d79fb08e74b0aecf07d865
- 0x07eaf20e997d847572d3d324f0d68eabc58f7d95650c840fec42a40b64c5591a
- 0x9f44c150d354f99d358771314dc39e54a299d79ec8c2af38483e830a3cacd710
- 0x926fc1e784366059bea24459562f64a30b4093b3d52e64d60c27b5b30fa67af6
- 0x49143a44a41bf47c823d35217ed8893fe8667c21b7b7fd606d9f8b3bd2555d47
- 0xf049b4db11e2f618ae5a68e56b0c0739330e3da2fb502db3779448e47aa9271d
- 0x2f3249d0d53b04b4c1294a4b05a18518cd0c45693edaf816af6e5844099d31e3
- 0x0b7b2aa9c6e574b6b185a1c5f3cd6190e5f1168ba0b13ca46fdef6279c6fde23
- 0x0b806489de9a06dcb3c577117e5b9b04eba4220a7b621a2fa8d84dafcbb2eb4e
- 0x17b4d08af91ab833713ac6154ec68f498dbe032401780285c2ccdadad6ac27f1
- 0x57afe240b626bf60f6af8c76404811e95ea5519f217fac382bd159177a8ec870
- 0x2e1cd25ce4079da9bfa6219d7ffec992149add4cd7d5c5b2cfee9908c1c8a5dd
- 0x50003b3c3045b653f8be4232e95e80582cf5c54c14c509ba0a9a197b9e5005cb
- 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57
- Day root
- 0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab
- Chained
- 0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980
- Published
- On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0