Arcstone MCP Sidecar runs on your own machine — the client starts it, so there is no endpoint to ping. Last commit 18 Sep 2026.
Deterministic execution boundary and reference MCP sidecar for Arcstone Security Stack
Today is the operative word: we check Arcstone MCP Sidecar every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Self-hosted MCP server: 26 deterministic dev, security, and EVM tools.
Deterministic authorization and security guard for AI agent actions with signed receipts.
SupraWall security gateway for AI agents. Provides deterministic guardrails for MCP agents.
AI writes. SPARDA proves. Deterministic, offline security gate for AI edits.
AI writes. SPARDA proves. Deterministic, offline security gate for AI edits.
MCP server for Abnormal Security — AI-powered email threat detection, cases, and remediation.
MCP server for Abnormal Security — AI-powered email threat detection, cases, and remediation.
Deterministic security scan of MCP servers, agent skills and npm/PyPI packages. Runs locally.
Answers built from our own checks of this server.