← The evidence ledger
Evidence row 65035
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.annalist.dev/v1/prices/service
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8323de9e15c84e3744a0a5c7f76f10513693a4c576fdf00d936e862e3e7ddb1c
- Leaf
- 0x78ee71f20fc27219e8a3ec2d7a727b57504f7bf29fb33fd40b76f64bb1c6ca3a
What was observed
{
"endpoints": [
[
"x402",
"https://api.annalist.dev/v1/prices/service"
]
],
"name": "Annalist",
"owner_address": "0xde4805678438b6bfbbfe047fff305c928653fe17",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xDE4805678438b6bfBbFE047fFF305C928653Fe17",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "8j7NNmuxmobnZh7s4Mn9vsSF1BiiGFDpBHZ2XQxz2TME",
"scheme": "exact"
}
],
"description": "Price history of an x402 service by host or URL: each listed endpoint's price, first-seen date and changes, price changes in 30 days (raised, lowered, delisted), the prices it actually quoted when we called it, and where it sits against similar services by category (market median and percentile). Signed.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"host": "api.annalist.dev"
},
"type": "http"
},
"output": {
"example": {
"data": {
"changes_30d": {
"raised": 1
},
"host": "api.example.com",
"listed": {
"median_usdc": 0.01
},
"vs_market": [
{
"market_median_usdc": 0.0095,
"percentile": 0.62,
"tag": "search"
}
]
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"host": {
"description": "host name, for example api.example.com",
"type": "string"
},
"url": {
"description": "or any URL on the service",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-19T12:01:04.938Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-19T12:01:04.8Z"
},
"resource": "https://api.annalist.dev/v1/prices/service",
"serviceName": "Annalist",
"tags": [
"x402",
"pricing",
"benchmarks",
"agent-economy",
"price-history"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Price history of an x402 service by host or URL: each listed endpoint's price, first-seen date and changes, price changes in 30 days (raised, lowered, delisted), the prices it actually quoted when we called it, and where it sits against similar services by category (market median and percentile). Signed."
}What the leaf hashes
{"body":"8323de9e15c84e3744a0a5c7f76f10513693a4c576fdf00d936e862e3e7ddb1c","id":65035,"kind":"listing","method":"baseline/1","observed_us":1793025457611151,"prev":null,"subject":"x402_bazaar:https://api.annalist.dev/v1/prices/service","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.