The real catalog of tools for AI agents

Cloudflare Workers MCP server: llm-output-quality-monitor

AI/LLM agent output audit MCP: policy eval, tamper-evident chain, AI safety, x402 USDC on Base.

Water Quality Portal (WQP) MCP — US ambient water-chemistry monitoring

Track how 350+ AI models mention your brand — manage projects, run scans, analyze results

Scores website pages for communication quality, tracks regressions, surfaces a fix queue.

Access UK air quality data, monitoring sites, and hourly pollutant measurements across regions

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

Post-scrape data cleaner, no LLM: repairs mojibake, HTML, invisible chars. Plus a verdict.

Check AI crawler robots.txt policy and monitor public-site policy, sitemap, and llms.txt changes.

Independently verify an agent's output before you pay.

Output quality control and validation for AI agents

Hallucination validator and factual grounding checker for LLM outputs.

HKDF-SHA256 output length, input discarded

Punycode output length band, host discarded

Deterministic runtime safety for AI agents: scan PII, gate tool actions, verify LLM output.

Render Markdown and LLM output into accessible PDF/UA-1 PDFs. No headless Chromium.

China Air Quality MCP — nationwide hourly AQI from CNEMC (中国环境监测总站).

Screen and score stocks with the Quality Screener engine: filters, custom scores, and history.

Stay ahead of pollution with our Air Quality MCP. Access real-time air quality data, including

Structured Output MCP Agent