2 tools. 2 can modify or destroy data without limits.
2 write tools that can modify data. Rate limits recommended.
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Write operations (mailpal, oneid) modify state. Without rate limits, an agent can make hundreds of changes in seconds — faster than any human can review or revert.
mailpal:
rules:
- rate_limit: 30/hour Prevents bulk unintended modifications from agents caught in loops.
The Mailpal server has 2 write tools including mailpal, oneid. Set rate limits in your policy file -- for example, rate_limit: 10/hour prevents an agent from making more than 10 modifications per hour. Intercept enforces this at the transport layer.
2 tools across 1 categories: Write. 0 are read-only. 2 can modify, create, or delete data.
One line change. Instead of running the Mailpal server directly, prefix it with Intercept: intercept -c mailpal.yaml -- npx -y @mailpal-mcp-server. Download a pre-built policy from policylayer.com/policies/mailpal and adjust the limits to match your use case.
Deterministic policy on every MCP tool call. Per-identity grants. Full audit log.