Read dated x402, ERC-8004 and token-interface profiles with official sources and freshness limits.
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Retrieve a public tool reference by the ID returned from search. Contains methodology, limits, official source links and fictional worked examples; no user records. Cite the returned canonical URL.
Retrieve a public tool reference by the ID returned from search. Contains methodology, limits, official source links and fictional worked examples; no user records. Cite the returned canonical URL.
| Argument | Type | Description |
|---|---|---|
| id* | string |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"id"
],
"properties": {
"id": {
"enum": [
"protocol"
],
"type": "string"
}
},
"additionalProperties": false
}Protocol Ledger is a free, dated reference for five payment, agent-identity and token interfaces. Each record preserves its official specification, review date and interpretation limits. Filter the same snapshot in the browser or retrieve it through the JSON API. Five initial profiles; no market prices, exhaustive schema coverage, real-time protocol monitoring or paid endpoint. Retrieve protocol with fetch or read its example resource to obtain exact inputs. Parameters are processed remotely without application persistence.
| Argument | Type | Description |
|---|---|---|
| asOf* | string | Review date (UTC) (preserve source text; decimal amounts must stay strings) |
| status* | string | Status (preserve source text; decimal amounts must stay strings) |
| purpose* | string | Purpose (preserve source text; decimal amounts must stay strings) |
| maxAgeDays* | number | Maximum evidence age (days) |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"purpose",
"status",
"asOf",
"maxAgeDays"
],
"properties": {
"asOf": {
"type": "string",
"maxLength": 131072,
"description": "Review date (UTC) (preserve source text; decimal amounts must stay strings)"
},
"status": {
"enum": [
"all",
"draft",
"standard",
"specification"
],
"type": "string",
"description": "Status (preserve source text; decimal amounts must stay strings)"
},
"purpose": {
"enum": [
"all",
"payment",
"identity",
"token"
],
"type": "string",
"description": "Purpose (preserve source text; decimal amounts must stay strings)"
},
"maxAgeDays": {
"type": "number",
"description": "Maximum evidence age (days)"
}
},
"description": "Exact record structure; the engine additionally checks bounds, dates, identifiers and cross-field constraints.",
"additionalProperties": false
}Search this server’s public AI/Web3 tools and citation pages. English and Chinese names supported. Empty query lists the available worksheets.
| Argument | Type | Description |
|---|---|---|
| query* | string |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"query"
],
"properties": {
"query": {
"type": "string",
"maxLength": 160
}
},
"additionalProperties": false
}