ClaudeToolResultBlock

Tool result content block in Claude Messages API request.

typeType (string)

Constant value: tool_result

Default value: tool_result

tool_use_idTool Use Id (string)required

content object

anyOf

• string
• object[]
• null

string

is_error object

anyOf

• boolean
• null

boolean

cache_control object

anyOf

• object
• null

object

ClaudeToolResultBlock

{
  "type": "tool_result",
  "tool_use_id": "string",
  "content": "string",
  "is_error": true,
  "cache_control": {}
}