---
title: "Create a tool"
method: POST
path: "/api/v1/platform/tools"
tags: ["tools"]
---

# Create a tool

`POST /api/v1/platform/tools`

## Request

- Base URL: `https://api.smith.langchain.com`
- URL: `https://api.smith.langchain.com/api/v1/platform/tools`
- Auth: one of:
  - API key in header `X-API-Key`
  - API key in header `X-Tenant-Id`
  - HTTP bearer

Creates a new tool in the workspace.

## Request body

- ToolsCreateToolPayload
  - `description` string, required
  - `enabled` boolean
  - `handle` string, required
  - `metadata` object
  - `name` string, required
  - `parameters` object, required
  - `returns` object

## Response `201`

Created

- ToolsTool
  - `created_at` string
  - `description` string
  - `enabled` boolean
  - `handle` string
  - `id` string
  - `metadata` object
  - `name` string
  - `parameters` object
  - `returns` object
  - `tenant_id` string
  - `updated_at` string

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden
- `409`: Conflict
- `500`: Internal Server Error

## Changes

- **2026-10-16** `1a8ee9358d81`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/langchain-ai/apis/langsmith/changes/api/v1/platform/tools/post.md)

---

[API](https://skmtc.dev/langchain-ai/apis/langsmith.md) - [All operations](https://skmtc.dev/langchain-ai/apis/langsmith/llms.txt) - [OpenAPI document](https://skmtc.dev/langchain-ai/apis/langsmith/revisions/7a01c01f75e8?raw)