MCP Validator

Validate your MCP manifest and implement Model Context Protocol in 5 minutes. Examples, spec pointers, and a live validator.

Validate Manifest → View Examples
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Live Validation

Paste your MCP manifest JSON and get instant validation results. Checks all required fields against the 2025-03-26 schema.

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Known-Good Templates

Copy-paste manifest templates for resources-only, tools-only, and mixed servers. All examples pass validation.

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Agent Discovery

Implements Agent Discovery Protocol with deep manifests at /.well-known/agent-discovery.json

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No Tracking

Zero analytics. Zero cookies. Zero tracking. Your manifests stay private and never leave your browser.

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API Access

Programmatic validation via POST /api/validate. CORS-enabled for agent integration.

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Open Spec

Based on the official Model Context Protocol specification. Reference implementation for MCP servers.

For AI Agents

This site implements the Agent Discovery Protocol. Access structured capabilities via the endpoints below.

/.well-known/agent-discovery.json
Deep discovery manifest /.well-known/agent.json
Capability manifest /.well-known/routes.json
Route definitions /validator
UI validation tool POST /api/validate
Validation API /examples/manifests
Known-good templates