"How to connect to Microsoft SQL Server (MSSQL)" 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
Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.
Check if your MCP server is ready to publish on the MCP Registry, Smithery, or npm.
Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hosted: lookups only.
Deterministic validation for AI-generated artifacts: JSON Schema, OpenAPI response, SQL syntax.
Generate realistic relational test data — 156 field types, 22 locales, JSON/CSV/SQL, free previews.
Read-only MCP server for the OPERANT AI operating-agent calibration benchmark.
MCP server for the Fail Modes taxonomy — a knowledge base of AI system failure modes
Adversarial behavioural-bias engine — audits your decisions for cognitive biases via your own AI.
PQS scores any prompt before the model runs. 8 dimensions. 5 frameworks. Pre-flight, not post-hoc.
Pay-per-call MCP server. Vetted human experts review AI-generated content (text, images, video, audio, social posts), audit reasoning chains, run prepublish safety checks, and gate high-stakes actions for human approval. 7 paid tools at $1.00 each plus 4 free tools (list_offerings, list_expert_profiles, get_result, verify_certificate). Payment via x402, USDC on Base mainnet. Approved outputs receive an on-chain Taste content certificate downstream agents verify before consuming.
Validate up to 75,000 URLs per job (status, redirects, response times). OAuth 2.1.
Evaluates UI designs for WCAG accessibility issues automated scanners miss. Paid via x402 on Base.
End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.
MCP server for static security analysis of Android source code
Drive OctoPerf load testing from any AI agent — import, edit, validate, run scenarios, read metrics. Hosted remote server, OAuth 2.1 (DCR + PKCE), no API key.
Pay-per-call AI evaluation MCP server. Score LLM outputs against benchmark rubrics via Workers AI.
MCP server providing access to the Scorecard API to evaluate and optimize LLM systems.
Scores any MCP server before you trust it: free quick check, full paid report, 2-5 way compare.