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Mithrandir — free MCP gateway test

io.github.Hyhyr2/mithrandir · v0.20.0

Has write/delete tools

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Has destructive tools (destructiveHint)
Capabilities declared	resources, tools
Tool definitions	3 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Observe MCP tools, verify repeated reads, then try bounded exact reuse for free.

streamable-http · https://mithrandir-production.up.railway.app/mcp

claude mcp add --transport http mithrandir https://mithrandir-production.up.railway.app/mcp

{
  "mcpServers": {
    "mithrandir": {
      "url": "https://mithrandir-production.up.railway.app/mcp"
    }
  }
}

mithrandir_demo
Run a free isolated synthetic Reuse Autopilot demonstration. No production account, upload, payment or private data is used. Compare unchanged, one-partition-changed and missing-source behavior before onboarding.
mithrandir_gateway_trial_start write/delete
Start a bounded free gateway test. Connect your public HTTPS MCP server, then approve safe reads and verify repetition before free Optimize activation.
mithrandir_security_profile
Free machine-readable description of the v17 Cognitive Membrane trust model: origin-bound authority, task-scoped exact-call capabilities, replay protection, egress control and two-phase effectful actions. This is a security contract description, not proof that a deployment is vulnerability-free.

Website · JSON · Text for agents · Registry updated 2026-09-28