CustomToolCallOutputItem Type | OpenRouter TypeScript SDK

The TypeScript SDK and docs are currently in beta. Report issues on GitHub.

The output from a custom (freeform-grammar) tool call execution. Mirrors function_call_output but is matched to a custom_tool_call rather than a function_call.

Example Usage

import { CustomToolCallOutputItem } from "@openrouter/sdk/models";

let value: CustomToolCallOutputItem = {
  callId: "call-abc123",
  output: "patch applied successfully",
  type: "custom_tool_call_output",
};

Fields

Field	Type	Required	Description
`callId`	string	:heavy_check_mark:	N/A
`id`	string	:heavy_minus_sign:	N/A
`output`	models.CustomToolCallOutputItemOutputUnion2	:heavy_check_mark:	N/A
`type`	models.CustomToolCallOutputItemTypeCustomToolCallOutput	:heavy_check_mark:	N/A

TypeScript SDK

Call Model

DevTools

CustomToolCallOutputItem - TypeScript SDK

Example Usage

Fields

​Example Usage

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Example Usage

Fields