Best AI & LLMs MCP servers.

Persistent project context for Google Gemini. Python/FastMCP. IANA-registered .faf format.

Remote MCP gateway for GPT-5.6 Luna, Soul, Terra, and x402-paid agent tools with no API key.

Multi-LLM entity enrichment: schemas, single/batch enrichment, fusion, model benchmarks.

LLM and GPU rental prices: model price lookup, GPU listings, cheapest-GPU search, price history

Check whether an LLM model id is deprecated, retiring, or retired, and what to migrate to.

Prompt evals over MCP: run a prompt on your dataset, score each output 1-5 with an LLM judge.

Multi-model LLM Council and parallel AI window for Claude Code. Fork any model, fold results back.

Ground your LLM in EU financial, crypto and AI regulation, verbatim and cited, via Compass.

One memory, every AI: Claude, ChatGPT, Perplexity, Gemini, Cursor, OpenClaw, Hermes, any MCP client.

Offline persistent memory for AI coding agents — 37 tools, 80% fewer calls, no LLM

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

AI visibility + site audits: see if ChatGPT, Perplexity, Claude & Gemini recommend a website.

Transcribe audio locally with faster-whisper or through the OpenAI Whisper API.

Smart structured-data to TOON gateway: converts to TOON only when it saves LLM tokens.

Verified SaaS, AI, and LLM pricing for 490+ tools: plans, hidden costs, TCO, and alternatives.

Token cost math for LLM API calls: verified per-1M-token rates for 69 models, 17 providers.

Compiles structured specs into SCORM 1.2/2004 e-learning packages. 30 tools, quality gate, no LLM.

Selects the minimum code an LLM needs to review a git diff

List LLM providers and run chat completions through the three.ws multi-provider router.

Track Keito time entries and LLM costs from AI agents.