MCP bridge that lets any MCP client drive the Alethia runtime for agent-native E2E testing. It provides a per-step policy gate that blocks destructive actions with a cryptographic audit trail.
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process.env. You'll be asked to provide them before it can run.ALETHIA_BOOTSTRAPPEDALETHIA_BRIDGE_SRI— (unset) Require any auto-downloaded bridge tarball to match this sha512-<base64> integrity string. Rejects everything else. For high-assurance deployments.ALETHIA_BRIDGE_VERSION— (unset) Pin the bridge itself to a specific version (e.g. 0.8.0). Skips the npm auto-update check. For reproducible CI or deliberate stay-behind.ALETHIA_DEBUG— (unset) Set to 1 for debug logging on stderrALETHIA_HEADLESS— (unset) Set to 1 to hide the cockpit window. Default is visible. CI environments (CI=1, GITHUB_ACTIONS, etc.) auto-hide.ALETHIA_HIGHLIGHTSALETHIA_HOST— 127.0.0.1 Host of the Alethia runtimeALETHIA_PORT— 47432 Port of the Alethia runtimeALETHIA_QUIETALETHIA_RUNTIME_DIR— ~/.alethia/runtime Where the auto-installed runtime lives. Override for sandboxing or to stash multiple installs.ALETHIA_RUNTIME_VERSION— "env": { "": "0.4.0" }ALETHIA_SKIP_AUTO_UPDATE— (unset) Set to 1 to disable the bridge's npm registry check entirely. The bridge runs as-installed, no background fetches.ALETHIA_TIMEOUT_MS— 60000 Per-request timeout in millisecondsALETHIA_VISIBLE— (unset) Deprecated — set to 0 as a legacy alias for ALETHIA_HEADLESS=1. Removed in a future release.BUILDKITE— CIRCLECI, ) and the cockpit window stays hidden. Pin aGITHUB_ACTIONS— CI environments are auto-detected (CI, , GITLAB_CI,GITLAB_CI— CI environments are auto-detected (CI, GITHUB_ACTIONS, ,[](https://m8ven.ai/mcp/vitron-ai-alethia-mcp-f3xnh0)