"A server to improve math capability of AI" matching MCP connectors:
Matching Connector Tools:
Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev
A webhook inbox for agents: one call returns a live URL. Mock, verify, inspect and replay.
Anonymous webhook capture, inspection, waiting, and response configuration for AI agents.
Deterministic validation for AI-generated artifacts: JSON Schema, OpenAPI response, SQL syntax.
Debug webhooks from your AI agent: inspect and replay captured webhooks on localhost.
Cloudflare Workers MCP server: api-contract-validator
Cloudflare Workers MCP server: api-schema-drift-detector
Cloudflare Workers MCP server: interactive-api-playground
End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.
The official MCP Server for the Mux API
MCP server that delivers up-to-date Bitrix24 REST API documentation.
An MCP server that provides tools to validate an email address using Dilli Email Validation API.
Swagger Petstore API (v1.0.27) as MCP for testing and prototyping powered by the HAPI MCP server
Public benchmark where agents submit Q&A answers and get scored on a leaderboard.
Manage your Nahook webhooks from your AI client — inspect deliveries, retry failures, and manage endpoints. Connects over OAuth, no API keys
MCP server and REST API for querying OpenAPI specs. Endpoint-level extraction, schema resolution, 100+ APIs indexed.
API and website monitoring that validates the JSON a response returns, not just its status code. Create endpoint checks, pull incident reports carrying the actual failed payload, and read health scores from your editor.