Metatron

3 tools. 2 can modify or destroy data without limits.

2 write tools that can modify data. Rate limits recommended.

Last updated:

2 can modify or destroy data
1 read-only
3 tools total

Community server · catalogue entry verified 11/06/2026

How to control Metatron ↓

What Metatron exposes to your agents

Read (1) Write / Execute (2) Destructive / Financial (0)
High Risk

The most dangerous Metatron tools

2 of Metatron's 3 tools can modify, destroy, or commit something on every call — and an agent calls them with no built-in limits.

How to control Metatron

PolicyLayer is an MCP gateway — it sits between your AI agents and Metatron, and nothing reaches the server without passing your rules. These are the rules we recommend:

Rate limit write operations
{
  "submit_candidate_decision": {
    "limits": [
      {
        "counter": "submit_candidate_decision_per_hour",
        "window": "hour",
        "max": 30,
        "scope": "grant"
      }
    ]
  }
}

Prevents bulk unintended modifications from agents caught in loops.

Cap read operations
{
  "get_decisions_for_context": {
    "limits": [
      {
        "counter": "get_decisions_for_context_per_minute",
        "window": "minute",
        "max": 60,
        "scope": "grant"
      }
    ]
  }
}

Controls API costs and prevents retry loops from exhausting upstream rate limits.

  1. Create a free account and register Metatron — nothing to install.
  2. Add these rules — paste them, or build them visually. Tune the limits to your setup.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
ENFORCE POLICY ON METATRON →

Free to start. No card required.

All 3 Metatron tools

Questions about Metatron

How do I prevent bulk modifications through Metatron? +

The Metatron server has 2 write tools including submit_candidate_decision, submit_feedback. Set a rate limit in your policy -- for example, 10 calls per hour prevents an agent from making more than 10 modifications per hour. PolicyLayer enforces this at the gateway, before calls reach Metatron.

How many tools does the Metatron MCP server expose? +

3 tools across 2 categories: Read, Write. 1 are read-only. 2 can modify, create, or delete data.

How do I enforce a policy on Metatron? +

Register the Metatron MCP server in PolicyLayer, apply the suggested rules above (adjust the limits to your use case), and point your AI client at the PolicyLayer proxy URL instead of the server directly. Your agents keep the same tools; PolicyLayer evaluates every call against policy before it executes. Nothing to install, live in minutes.

Enforce policy on every Metatron tool call.

Deterministic rules across all 3 Metatron tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

3 Metatron tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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