Schema | PR Sentinel MCP Server

PR Sentinel MCP Server

Describes the environment variables required to run the server.

Name	Required	Description	Default
`GITHUB_TOKEN`	No	GitHub token for Octokit. Leave unset for offline demo mode.
`LLM_PROVIDER`	No	LLM provider: mock \| openai \| anthropic.	mock
`OPENAI_MODEL`	No	Model name for any OpenAI-compatible endpoint.	gpt-4o-mini
`GITHUB_API_URL`	No	GitHub Enterprise API base URL.	api.github.com
`OPENAI_API_KEY`	No	API key for any OpenAI-compatible endpoint.
`ANTHROPIC_MODEL`	No	Model name for the Anthropic Messages API.	claude-sonnet-4-5
`OPENAI_BASE_URL`	No	Base URL for any OpenAI-compatible endpoint.	https://api.openai.com/v1
`SENTINEL_CONFIG`	No	Path to sentinel.config.json for the web app.
`SENTINEL_DRY_RUN`	No	Record writes instead of sending them. Forced on in demo mode.	false
`ANTHROPIC_API_KEY`	No	API key for the Anthropic Messages API.
`GITHUB_WEBHOOK_SECRET`	No	Verifies X-Hub-Signature-256 on /api/webhooks/github. Webhook is disabled if unset.
`SENTINEL_TEST_COMMAND`	No	Test command template; {files} expands to the affected tests.	node --test --test-reporter=tap {files}
`SENTINEL_WORKSPACE_DIR`	No	Where PR heads are shallow-fetched.	.sentinel-workspaces
`SENTINEL_INSTALL_COMMAND`	No	Optional sandboxed install after checkout (e.g. npm ci --ignore-scripts).
`SENTINEL_TEST_TIMEOUT_MS`	No	Kill test runs after this long.	120000

Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.

This server publishes no instructions, or was last inspected before Glama recorded them.

Server capabilities have not been inspected yet.

Functions exposed to the LLM to take actions

Name	Description
No tools

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

This server cannot be deployed

ActivityMaintained

ResponsivenessNo issues