MCP server

Webhook Signature Fixture Lab

com.mcpscores/webhook-signature-fixture-lab

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Generates deterministic webhook HMAC-SHA256 fixtures and optionally verifies a supplied signature...

Website

At a glance

Type

MCP server

Publisher

mcpscores.com (verified by the MCP Registry)

Status

Working at last check

Tools

1

Token cost

About 373 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http webhook-signature-fixture-lab https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.webhook-signature-fixture-lab]
url = "https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp"

Gemini CLI

{"mcpServers":{"webhook-signature-fixture-lab":{"httpUrl":"https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp"}}}

Cursor

{"mcpServers":{"webhook-signature-fixture-lab":{"url":"https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp"}}}

VS Code

{"servers":{"webhook-signature-fixture-lab":{"type":"http","url":"https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp"}}}

Antigravity

agy mcp add webhook-signature-fixture-lab https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"webhook-signature-fixture-lab","server_url":"https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"webhook-signature-fixture-lab","server_url":"https://mcp-factory.bowling-anthony.workers.dev/webhook-signature-fixture-lab/mcp"}

Tools

• webhook_signature_fixture_lab ~373 tokens
  Generates deterministic webhook HMAC-SHA256 fixtures and optionally verifies a supplied signature using a customer-owned TEST secret and payload. It is offline and never delivers HTTP requests or validates a live endpoint. Price: 0.03 USDC per completed bounded job on Base.

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