The firewall for MCP tool calls. Block, audit, replay with evidence bundles.
io.github.Rul1an/assay
https://github.com/Rul1an/assay
STDIO
No auth required
Hosted endpoint — paste into any MCP client.
Where to find authoritative docs and source for assay.
Open MCP Agent Studio and connect this server to Claude, GPT, Gemini, DeepSeek and more — no install required.
Open Agent Studio