← The evidence ledger
Evidence row 19396
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.fastaf.co/x402/v1/walmart
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 4c8676a2538de5ac984ad2ad8053be7d9dc4b805b34e623ac7c0292eb70a90e7
- Leaf
- 0xe7d76076ba2a4f05dca1aee208072dfaafaea68683e528753117c39f925a99b2
What was observed
{
"endpoints": [
[
"x402",
"https://api.fastaf.co/x402/v1/walmart"
]
],
"name": "FastAF",
"owner_address": "0x05b75e13f071a09a26b50a18ce5bd02a0755d76f",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x05B75e13f071A09A26B50a18Ce5BD02a0755d76F",
"scheme": "exact"
}
],
"description": "Walmart product search API for AI agents: retrieve listings from a Walmart search URL as JSON search_results containing item arrays. Includes product titles, prices, ratings, availability and seller details when available for ecommerce research. Provided by FastAF Walmart Product Data. Price: $0.005000 USDC per successful call.",
"extensions": {
"bazaar": {
"info": {
"docsUrl": "https://fastaf.co/apis/walmart-api/",
"homepage": "https://fastaf.co",
"input": {
"method": "GET",
"queryParams": {
"url": "https://www.walmart.com/search?q=headphones"
},
"type": "http"
},
"openApiUrl": "https://api.fastaf.co/openapi.json",
"output": {
"example": {
"search_results": [
{
"item": [
{
"availability_status": "In stock",
"current_price": "$24.99",
"rating": 4.4,
"review_count": 238,
"seller_name": "Walmart.com",
"title": "Wireless over-ear headphones"
}
]
}
]
},
"type": "json"
},
"website": "https://fastaf.co"
},
"metadata": {
"provider": {
"description": "FastAF: Web data for AI agents, pay per call in USDC via x402, no account: Google search, Maps, News, Shopping, Scholar, Jobs, AI Mode, Amazon, eBay, Walmart, Zillow, YouTube transcripts, public LinkedIn/X profiles, scraping and screenshots.",
"docsUrl": "https://fastaf.co/apis/walmart-api/",
"homepage": "https://fastaf.co",
"name": "FastAF",
"openApiUrl": "https://api.fastaf.co/openapi.json",
"website": "https://fastaf.co"
}
},
"routeTemplate": "/x402/v1/walmart",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"description": "Walmart product search API for AI agents: retrieve listings from a Walmart search URL as JSON search_results containing item arrays. Includes product titles, prices, ratings, availability and seller details when available for ecommerce research.",
"properties": {
"docsUrl": {
"format": "uri",
"type": "string"
},
"homepage": {
"format": "uri",
"type": "string"
},
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"description": "Walmart product search by a complete Walmart search URL containing the search query.",
"examples": [
{
"url": "https://www.walmart.com/search?q=headphones"
}
],
"properties": {
"url": {
"description": "Required full HTTP(S) walmart.com search URL, e.g. https://www.walmart.com/search?q=headphones. Include search, page and filter options in that URL; no default. No option surcharge; 5 credits per successful request.",
"examples": [
"https://www.walmart.com/search?q=headphones"
],
"format": "uri",
"pattern": "^https?://",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"openApiUrl": {
"format": "uri",
"type": "string"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"description": "Walmart JSON. search_results is an array of groups, each containing an item array with titles, current_price, rating, review_count and availability_status when available.",
"properties": {
"search_results": {
"items": {
"additionalProperties": true,
"properties": {
"item": {
"items": {
"additionalProperties": true,
"properties": {
"availability_status": {
"type": "string"
},
"current_price": {
"type": "string"
},
"rating": {
"type": "number"
},
"review_count": {
"type": "number"
},
"seller_name": {
"type": "string"
},
"title": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
}
},
"type": "object"
},
"type": "array"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
"website": {
"format": "uri",
"type": "string"
}
},
"required": [
"input"
],
"title": "FastAF Walmart Product Data",
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T01:29:35.805Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-26T01:29:35.658Z"
},
"resource": "https://api.fastaf.co/x402/v1/walmart",
"serviceName": "FastAF",
"tags": [
"data",
"scraping",
"web-data",
"api",
"agents"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Walmart product search API for AI agents: retrieve listings from a Walmart search URL as JSON search_results containing item arrays. Includes product titles, prices, ratings, availability and seller details when available for ecommerce research. Provided by FastAF Walmart Product Data. Price: $0.005000 USDC per successful call."
}What the leaf hashes
{"body":"4c8676a2538de5ac984ad2ad8053be7d9dc4b805b34e623ac7c0292eb70a90e7","id":19396,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025331651028,"prev":null,"subject":"x402_bazaar:https://api.fastaf.co/x402/v1/walmart","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).
- 0xe7d7690a794ab2d333bfc496f9c946efab69593b86b5d473809c7428c2a1616e
- 0xd973e76603215dd713d290e086749b5725d39a7adadfe68ec0133aa29079fc2c
- 0xa0ad0dc78cb53856963fbfbac2da67c22cea09ffaeded96388f3a07e48e49e0c
- 0xdde8ada00cc82d6a6bc036ddbde55bdaacb6cde69bc23781f61ea494d401213c
- 0x4f33001052b6c7339acd1d9f5366c0ecf774bb83777d35b82dfbd35556c23a85
- 0x0df95c4faa2ab14270ae076770ab83124b71e01b540a6e6224ce52cbce52d81b
- 0x3b26033279e20d80215492287f45be12db762d4a0631a6b399630fbc9faa3a2d
- 0x6aa62f987d7344c4bc8177030b2e14633503e39da78cb40dd860d67d77ba39cf
- 0xc5b6279776abe90ce03700db144244784753457cc66cded78bb288194a296ae7
- 0x5da7821808d0b41f2fd896fc8aa021cd9f87f6fb804fcaa5fa71fc51d13292df
- 0xf9ef09a725d52af13e504e0eafd5a3073b223792ca665fa964297ee3fc3cee9b
- 0x3d0b5282d5282c30fc9f86662367cab01d0dba65f13d2968391a7d087b79dfb3
- 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
- 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
- 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae