Claude · Schema
ToolUseBlockParam
A tool use content block in a request (for multi-turn tool use).
Artificial IntelligenceChatbotsConversational AIGenerative AILarge Language ModelsMachine-LearningNatural Language Processing
Properties
| Name | Type | Description |
|---|---|---|
| type | string | |
| id | string | The unique identifier for this tool use. |
| name | string | The name of the tool. |
| input | object | The input to the tool. |
| cache_control | object |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "#/components/schemas/ToolUseBlockParam",
"title": "ToolUseBlockParam",
"type": "object",
"description": "A tool use content block in a request (for multi-turn tool use).",
"required": [
"type",
"id",
"name",
"input"
],
"properties": {
"type": {
"type": "string",
"const": "tool_use",
"example": "example_value"
},
"id": {
"type": "string",
"description": "The unique identifier for this tool use.",
"example": "abc123"
},
"name": {
"type": "string",
"description": "The name of the tool.",
"example": "Example Title"
},
"input": {
"type": "object",
"description": "The input to the tool.",
"additionalProperties": true,
"example": "example_value"
},
"cache_control": {
"$ref": "#/components/schemas/CacheControl"
}
}
}
Work with this as data
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/claude-tooluseblockparam"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.