The real catalog of tools for AI agents

Read-only MCP server for exposing database schema metadata without row data.

Security-first MySQL MCP server with AST validation, table whitelist, schema resources, and audit.

Discover and vet MCP servers: search 200K+ AI tools with security verification and schemas.

Secure access to DBHawk datasources: browse schemas, run governed queries, HawkAI text-to-SQL.

PostgreSQL MCP server for schema, query, health, security, and performance analysis.

Secure, read-only access to Amazon Redshift with schema introspection and smart sampling

The AI that understands raw data: Schema over your tables and databases, as MCP tools.

JSON Schema keyword count, body discarded

Replay supplied records against old and new bounded JSON Schema draft-07 contracts. Receive exact...

XML Schema element count, markup discarded

Free pilot: checked JSON Schema regression examples for a limited subset; no compatibility proof.

Audits MCP tool definitions for patterns that make models call tools wrong or mis-fill args.

Monitor MCP servers, API contracts and AI outputs for schema drift. Alerts on breaking changes.

Claude Schema Output Agent

Multi-Provider Schema Output Agent

Cloudflare Workers MCP server: api-schema-drift-detector

Security Feeds MCP.

MCP server for Security

{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

Validate JSON against a schema with Ajv, infer a schema from samples and diff two schemas.