Runcrate · Schema

ChatCompletionRequest

Artificial IntelligenceGPUInferenceComputePlatform

Properties

Name	Type	Description
model	string	Model id from the catalog (e.g. `deepseek/deepseek-v3.2`).
messages	array
max_tokens	integer
temperature	number
top_p	number
stop	object
frequency_penalty	number
presence_penalty	number
stream	boolean
tools	array
tool_choice	object
response_format	object

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/runcrate/main/json-schema/runcrate-chat-completion-request-schema.json",
  "title": "ChatCompletionRequest",
  "x-generated": "2026-10-21",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/_original/runcrate-api-openapi.json#/components/schemas/ChatCompletionRequest",
  "type": "object",
  "required": [
    "model",
    "messages"
  ],
  "properties": {
    "model": {
      "type": "string",
      "description": "Model id from the catalog (e.g. `deepseek/deepseek-v3.2`)."
    },
    "messages": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/ChatMessage"
      }
    },
    "max_tokens": {
      "type": "integer",
      "minimum": 1
    },
    "temperature": {
      "type": "number",
      "minimum": 0,
      "maximum": 2
    },
    "top_p": {
      "type": "number",
      "minimum": 0,
      "maximum": 1
    },
    "stop": {
      "oneOf": [
        {
          "type": "string"
        },
        {
          "type": "array",
          "items": {
            "type": "string"
          }
        }
      ]
    },
    "frequency_penalty": {
      "type": "number",
      "minimum": -2,
      "maximum": 2
    },
    "presence_penalty": {
      "type": "number",
      "minimum": -2,
      "maximum": 2
    },
    "stream": {
      "type": "boolean",
      "default": false
    },
    "tools": {
      "type": "array",
      "items": {
        "type": "object"
      }
    },
    "tool_choice": {
      "oneOf": [
        {
          "type": "string"
        },
        {
          "type": "object"
        }
      ]
    },
    "response_format": {
      "type": "object"
    }
  },
  "$defs": {
    "ChatMessage": {
      "type": "object",
      "required": [
        "role",
        "content"
      ],
      "properties": {
        "role": {
          "type": "string",
          "enum": [
            "system",
            "user",
            "assistant",
            "tool"
          ]
        },
        "name": {
          "type": "string"
        },
        "content": {
          "oneOf": [
            {
              "type": "string"
            },
            {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "type": {
                    "type": "string",
                    "enum": [
                      "text",
                      "image_url"
                    ]
                  },
                  "text": {
                    "type": "string"
                  },
                  "image_url": {
                    "type": "object",
                    "properties": {
                      "url": {
                        "type": "string",
                        "format": "uri"
                      }
                    }
                  }
                }
              }
            }
          ]
        }
      }
    }
  }
}

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.

All 92 tools →

Call it yourself

curl for this page

This JSON Schema

curl "https://apis.io/api/v1/json-schemas/runcrate-chat-completion-request"

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.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.