Claude · Schema

ContentBlockParam

A content block in a message request.

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JSON Schema

claude-contentblockparam-schema.json Raw ↑ 
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/ContentBlockParam",
  "title": "ContentBlockParam",
  "description": "A content block in a message request.",
  "oneOf": [
    {
      "$ref": "#/components/schemas/TextBlockParam"
    },
    {
      "$ref": "#/components/schemas/ImageBlockParam"
    },
    {
      "$ref": "#/components/schemas/DocumentBlockParam"
    },
    {
      "$ref": "#/components/schemas/ToolUseBlockParam"
    },
    {
      "$ref": "#/components/schemas/ToolResultBlockParam"
    },
    {
      "$ref": "#/components/schemas/ThinkingBlockParam"
    }
  ],
  "discriminator": {
    "propertyName": "type",
    "mapping": {
      "text": "#/components/schemas/TextBlockParam",
      "image": "#/components/schemas/ImageBlockParam",
      "document": "#/components/schemas/DocumentBlockParam",
      "tool_use": "#/components/schemas/ToolUseBlockParam",
      "tool_result": "#/components/schemas/ToolResultBlockParam",
      "thinking": "#/components/schemas/ThinkingBlockParam"
    }
  }
}