> ## Documentation Index
> Fetch the complete documentation index at: https://docs.getmcp.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Tool

> Partially update an existing tool.

## Path Parameters

<ParamField path="server_id" type="string" required>
  The UUID of the server the tool belongs to (e.g. `836995ae-1cff-41ec-823e-a4f07ccca3a0`). Numeric IDs are also accepted for backwards compatibility.
</ParamField>

<ParamField path="id" type="string" required>
  The UUID of the tool to update (e.g. `5376af81-6bb8-4b01-800c-508d7672e394`). Numeric IDs are also accepted for backwards compatibility.
</ParamField>

## Body Parameters

All fields are optional. Only include fields you want to update.

<ParamField body="name" type="string">
  Tool name.
</ParamField>

<ParamField body="description" type="string">
  Tool description.
</ParamField>

<ParamField body="endpoint_url" type="string">
  API endpoint URL. Supports `{{param}}` path placeholders.
</ParamField>

<ParamField body="http_method" type="string">
  HTTP method: `GET`, `POST`, `PUT`, `PATCH`, `DELETE`.
</ParamField>

<ParamField body="input_schema" type="object">
  JSON Schema for input parameters.
</ParamField>

<ParamField body="parameter_mapping" type="object">
  Maps input parameters to their location in the outbound HTTP request. Each key is a parameter name; the value is an object with:

  * `target` (string, required): `path`, `query`, `body`, or `header`.
  * `key` (string, optional): the key name to use in the request. Defaults to the parameter name.
</ParamField>

<ParamField body="headers" type="object">
  Custom HTTP headers to include in every request to the external API.
</ParamField>

<ParamField body="cache_ttl" type="integer">
  Cache TTL in seconds.
</ParamField>

<ParamField body="timeout" type="integer">
  Request timeout in seconds.
</ParamField>

<ParamField body="retry_count" type="integer">
  Number of automatic retries on failure (0–5). Retries on connection errors and HTTP status codes 408, 429, 500, 502, 503, 504.
</ParamField>

<ParamField body="retry_backoff" type="string">
  Delay strategy between retries. One of: `none` (retry immediately), `linear` (1s, 2s, 3s…), `exponential` (1s, 2s, 4s…).
</ParamField>

<ParamField body="status" type="string">
  Tool status: `active` or `paused`.
</ParamField>

<RequestExample>
  ```bash cURL theme={null}
  curl --request PATCH \
       --url https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394 \
       --header 'Authorization: Bearer gmcp_your_api_key' \
       --header 'content-type: application/json' \
       --data '
  {
    "description": "Create a new customer in Stripe with metadata support",
    "timeout": 15,
    "retry_count": 2,
    "status": "active"
  }
  '
  ```

  ```python Python theme={null}
  import requests
  response = requests.patch(
      "https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394",
      headers={
          "Authorization": "Bearer gmcp_your_api_key",
          "Content-Type": "application/json"
      },
      json={
          "description": "Create a new customer in Stripe with metadata support",
          "timeout": 15,
          "retry_count": 2,
          "status": "active"
      }
  )
  print(response.json())
  ```

  ```javascript JavaScript theme={null}
  const response = await fetch(
    "https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394",
    {
      method: "PATCH",
      headers: {
        "Authorization": "Bearer gmcp_your_api_key",
        "Content-Type": "application/json"
      },
      body: JSON.stringify({
        description: "Create a new customer in Stripe with metadata support",
        timeout: 15,
        retry_count: 2,
        status: "active"
      })
    }
  );
  const data = await response.json();
  ```

  ```php PHP theme={null}
  $response = wp_remote_request(
      "https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394",
      [
          "method"  => "PATCH",
          "headers" => [
              "Authorization" => "Bearer gmcp_your_api_key",
              "Content-Type"  => "application/json"
          ],
          "body" => json_encode([
              "description" => "Create a new customer in Stripe with metadata support",
              "timeout"     => 15,
              "retry_count" => 2,
              "status"      => "active"
          ])
      ]
  );
  $data = json_decode(wp_remote_retrieve_body($response), true);
  ```

  ```go Go theme={null}
  package main
  import (
  	"fmt"
  	"io"
  	"net/http"
  	"strings"
  )

  func main() {
  	body := strings.NewReader(`{
    "description": "Create a new customer in Stripe with metadata support",
    "timeout": 15,
    "retry_count": 2,
    "status": "active"
  }`)

  	req, _ := http.NewRequest("PATCH", "https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394", body)
  	req.Header.Set("Authorization", "Bearer gmcp_your_api_key")
  	req.Header.Set("Content-Type", "application/json")

  	client := &http.Client{}
  	resp, _ := client.Do(req)
  	defer resp.Body.Close()
  	data, _ := io.ReadAll(resp.Body)
  	fmt.Println(string(data))
  }
  ```

  ```java Java theme={null}
  import java.net.URI;
  import java.net.http.HttpClient;
  import java.net.http.HttpRequest;
  import java.net.http.HttpResponse;

  public class Main {
      public static void main(String[] args) throws Exception {
          String json = "{\n  \"description\": \"Create a new customer in Stripe with metadata support\",\n  \"timeout\": 15,\n  \"retry_count\": 2,\n  \"status\": \"active\"\n}";

          HttpRequest request = HttpRequest.newBuilder()
              .uri(URI.create("https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394"))
              .header("Authorization", "Bearer gmcp_your_api_key")
              .header("Content-Type", "application/json")
              .method("PATCH", HttpRequest.BodyPublishers.ofString(json))
              .build();

          HttpClient client = HttpClient.newHttpClient();
          HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
          System.out.println(response.body());
      }
  }
  ```

  ```ruby Ruby theme={null}
  require 'net/http'
  require 'json'
  require 'uri'

  uri = URI('https://yoursite.com/wp-json/getmcp/v1/servers/836995ae-1cff-41ec-823e-a4f07ccca3a0/tools/5376af81-6bb8-4b01-800c-508d7672e394')
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = uri.scheme == 'https'

  request = Net::HTTP::Patch.new(uri)
  request['Authorization'] = 'Bearer gmcp_your_api_key'
  request['Content-Type'] = 'application/json'
  request.body = '{
    "description": "Create a new customer in Stripe with metadata support",
    "timeout": 15,
    "retry_count": 2,
    "status": "active"
  }'

  response = http.request(request)
  puts JSON.parse(response.body)
  ```
</RequestExample>

<ResponseExample>
  ```json 200 OK theme={null}
  {
    "id": 5,
    "uuid": "5376af81-6bb8-4b01-800c-508d7672e394",
    "server_id": 1,
    "name": "create_customer",
    "description": "Create a new customer in Stripe with metadata support",
    "endpoint_url": "https://api.stripe.com/v1/customers",
    "http_method": "POST",
    "input_schema": {
      "type": "object",
      "properties": {
        "email": {"type": "string"},
        "name": {"type": "string"}
      },
      "required": ["email"]
    },
    "parameter_mapping": {
      "email": {"target": "body", "key": "email"},
      "name": {"target": "body", "key": "name"}
    },
    "response_mapping": {
      "selector": "",
      "format": "json",
      "template": ""
    },
    "headers": null,
    "cache_ttl": 0,
    "timeout": 15,
    "rate_limit_per_min": 60,
    "retry_count": 2,
    "retry_backoff": "exponential",
    "sort_order": 0,
    "status": "active",
    "tags": [],
    "last_tested_at": null,
    "last_test_response_ms": null,
    "server_uuid": "836995ae-1cff-41ec-823e-a4f07ccca3a0",
    "server_hex": "a1b2c3d4e5f6a1b2",
    "created_at": "2025-03-18T10:00:00Z",
    "updated_at": "2025-03-18T12:00:00Z"
  }
  ```

  ```json 404 Not Found theme={null}
  {
    "code": "getmcp_not_found",
    "message": "Tool not found.",
    "data": { "status": 404 }
  }
  ```
</ResponseExample>