← The evidence ledger
Evidence row 117134
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://modell.halowerk.com/v1/llm-catalog-diff
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 270e508739583d48e8c0ee430af8a796088e09d8a25e6c9f3f3382916a628845
- Leaf
- 0x78ae6703a4d3b3bd0b71b6d7e8a97ab59d2b6ccc80c4b126d43b18cd7093c615
What was observed
{
"endpoints": [
[
"x402",
"https://modell.halowerk.com/v1/llm-catalog-diff"
]
],
"name": "modell.halowerk.com/v1/llm-catalog-diff",
"owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"asset": "USDC",
"assetTransferMethod": "eip3009",
"eip712Domain": {
"chainId": 8453,
"name": "USD Coin",
"verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"version": "2"
},
"name": "USD Coin",
"network_name": "Base Mainnet",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"scheme": "exact"
}
],
"description": "Use this when an agent has an older and a newer LLM catalog snapshot and needs a deterministic migration diff before changing routing or budgets. Rows are matched by vendor plus model, id or name. The result separates added, removed and changed models and reports field-level differences for input, output and cached-input price, context window and maximum output tokens.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"after": [
{
"context_window": 64000,
"input_price_per_million": 0.8,
"model": "model-small",
"vendor": "example-ai"
}
],
"before": [
{
"context_window": 32000,
"input_price_per_million": 1,
"model": "model-small",
"vendor": "example-ai"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"examples": [
{
"after": [
{
"context_window": 64000,
"input_price_per_million": 0.8,
"model": "model-small",
"output_price_per_million": 3,
"vendor": "example-ai"
}
],
"before": [
{
"context_window": 32000,
"input_price_per_million": 1,
"model": "model-small",
"output_price_per_million": 3,
"vendor": "example-ai"
}
]
}
],
"properties": {
"after": {
"description": "Newer catalog snapshot.",
"items": {
"additionalProperties": true,
"anyOf": [
{
"required": [
"model"
]
},
{
"required": [
"id"
]
},
{
"required": [
"name"
]
}
],
"properties": {
"cached_input_price_per_million": {
"minimum": 0,
"type": [
"number",
"null"
]
},
"context_window": {
"minimum": 0,
"type": [
"integer",
"null"
]
},
"id": {
"maxLength": 160,
"minLength": 1,
"type": "string"
},
"input_price_per_million": {
"minimum": 0,
"type": [
"number",
"null"
]
},
"max_output_tokens": {
"minimum": 0,
"type": [
"integer",
"null"
]
},
"model": {
"maxLength": 160,
"minLength": 1,
"type": "string"
},
"name": {
"maxLength": 160,
"minLength": 1,
"type": "string"
},
"output_price_per_million": {
"minimum": 0,
"type": [
"number",
"null"
]
},
"vendor": {
"description": "Provider name. Empty is allowed when model identifiers are globally unique.",
"maxLength": 64,
"type": "string"
}
},
"type": "object"
},
"maxItems": 500,
"minItems": 1,
"type": "array"
},
"before": {
"description": "Older catalog snapshot.",
"items": {
"additionalProperties": true,
"anyOf": [
{
"required": [
"model"
]
},
{
"required": [
"id"
]
},
{
"required": [
"name"
]
}
],
"properties": {
"cached_input_price_per_million": {
"minimum": 0,
"type": [
"number",
"null"
]
},
"context_window": {
"minimum": 0,
"type": [
"integer",
"null"
]
},
"id": {
"maxLength": 160,
"minLength": 1,
"type": "string"
},
"input_price_per_million": {
"minimum": 0,
"type": [
"number",
"null"
]
},
"max_output_tokens": {
"minimum": 0,
"type": [
"integer",
"null"
]
},
"model": {
"maxLength": 160,
"minLength": 1,
"type": "string"
},
"name": {
"maxLength": 160,
"minLength": 1,
"type": "string"
},
"output_price_per_million": {
"minimum": 0,
"type": [
"number",
"null"
]
},
"vendor": {
"description": "Provider name. Empty is allowed when model identifiers are globally unique.",
"maxLength": 64,
"type": "string"
}
},
"type": "object"
},
"maxItems": 500,
"minItems": 1,
"type": "array"
}
},
"required": [
"before",
"after"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-23T01:46:56.679Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-23T01:46:56.254Z"
},
"resource": "https://modell.halowerk.com/v1/llm-catalog-diff",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Use this when an agent has an older and a newer LLM catalog snapshot and needs a deterministic migration diff before changing routing or budgets. Rows are matched by vendor plus model, id or name. The result separates added, removed and changed models and reports field-level differences for input, output and cached-input price, context window and maximum output tokens."
}What the leaf hashes
{"body":"270e508739583d48e8c0ee430af8a796088e09d8a25e6c9f3f3382916a628845","id":117134,"kind":"listing","method":"baseline/1","observed_us":1793025610653102,"prev":null,"subject":"x402_bazaar:https://modell.halowerk.com/v1/llm-catalog-diff","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.