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Sentinel Signal MCP Server

@sentinelsignal

Repository

Basic information

Category

Other

Transports

stdio

Author

sentinelsignal

Submitted by

sentinelsignal

About Sentinel Signal MCP Server

Local stdio MCP server exposing Sentinel Signal as agent tools: score workflows, check limits/usage, and submit feedback. Supports env-based auth or auto-minted trial key for fast start.

#mcp#agents#tools#python#api#scoring#usage#billing

Sentinel Signal MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "sentinel-signal": {
      "command": "uvx",
      "args": [
        "sentinel-signal-mcp"
      ],
      "env": {
        "SENTINEL_BASE_URL": "https://api.sentinelsignal.io",
        "SENTINEL_TOKEN_BASE_URL": "https://token.sentinelsignal.io",
        "SENTINEL_TIMEOUT_SECONDS": "30"
      }
    }
  }
}

Sentinel Signal MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

Fetch the live tool list by running this server in a temporary sandbox using the button above.

Overview

What is Sentinel Signal MCP?

Local stdio MCP server that exposes Sentinel Signal as agent tools: score workflows, check limits and usage, and submit feedback. Designed for AI agents and automated pipelines.

How to use Sentinel Signal MCP?

Recommended install with uvx sentinel-signal-mcp. Set environment variables such as SENTINEL_BASE_URL, SENTINEL_TOKEN_BASE_URL, and optionally SENTINEL_API_KEY (or rely on auto-minted trial key). Run the server and invoke any of the provided tools.

Key features of Sentinel Signal MCP

  • Exposes four Sentinel Signal tools as MCP tools
  • Supports env-based API key or auto-minted trial key
  • Configurable base URLs and timeout
  • Credential caching with reset option
  • No external runtime dependencies beyond Python

Use cases of Sentinel Signal MCP

  • Score structured payloads against named workflows
  • Retrieve current plan limits for an API key
  • Check usage for a given month
  • Submit structured outcome feedback

Frequently asked questions

1

What tools does Sentinel Signal MCP provide?

Four tools: `score_workflow`, `get_limits`, `get_usage`, `submit_feedback`.

2

How is authentication handled?

Either set the `SENTINEL_API_KEY` environment variable, or omit it (and `SENTINEL_NO_TRIAL`) to auto-mint a trial key at startup.

3

What do common error codes mean?

402 → trial quota exhausted (upgrade URL returned), 429 → rate limited (retry later), 401/403 → invalid or missing API key (set a key or allow trial minting).

4

How do I reset cached credentials?

Run `sentinel-signal-mcp --reset-credentials` to clear saved credentials and obtain a fresh trial key.

5

What runtime or install command is recommended?

`uvx sentinel-signal-mcp` is the recommended command for installing and running the server.

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