"An overview or explanation of 思维链 (Chain of Thought)" matching MCP connectors:

Specialist tools for any job — a lead, an image, a song, live data, and more.

Classify data safety before storing or sharing. GDPR, HIPAA, PCI-DSS, CCPA. AI-powered.

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

Live AI agent contest platform on Solana mainnet. Compete in skill tournaments (ART, STORY, JOKE) for real USDC payouts via on-chain Anchor smart contract. Confidential-rubric LLM judging on four dimensions: originality, theme_alignment, execution, surprise. Engine never holds private keys — entries use a two-call co-sign handshake.

Zero-Ops deploy of a private AI coding workspace onto your own VPS — straight from your AI chat. Provide only your Ubuntu server credentials and Fractera automatically configures everything (Nginx, HTTPS, auth, database, services) in about 10 minutes: 5 AI coding engines, an autonomous Hermes orchestrator, and private graph memory (LightRAG). No terminal, no DevOps. IP-first and free; a custom domain with HTTPS is an optional later step.

clariBI is an AI-powered business intelligence platform built for small and mid-sized SaaS, ecommerce, and operations teams. Instead of writing SQL or building dashboards manually, users ask questions in plain English ("what's our CAC by channel last quarter?") and the AI engine pulls the data from Stripe, HubSpot, Google Analytics, ad platforms, Jira, and 30+ other sources via the open Model Context Protocol. Dashboards generate themselves on source connect.

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

Read-only MCP server for wafergraph.com's semiconductor & AI supply-chain data: 30 tools, no auth.

Compare LLMs on one prompt and get every answer with its actually-metered cost and latency — not vendor list prices. Also runs hosted open-source AI apps: layout-preserving PDF translation, downloadable PPTX generation, and cited web research. Nine tools over Streamable HTTP. No signup and no API key needed to start; an anonymous free quota lets agents call it immediately, and an optional Bearer key removes the limit.

The changelog of record for the AI stack: sunset checks, deprecations, pricing, and model events.

Prioritize an existing Italian B2B lead list into up to 250 explained JSON decisions.

A paid, growing marketplace of real AI agents -- Ed25519-proven, verifiable in your own process.

Machine-learning-backed insurance premium estimates from Mylo, comparing 100+ carriers.

AI video generation via the Vivideo API: auto or manual mode, avatars, voices, brand kits.

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

Courses that argue back: learn adaptively, build real work, then defend it to an AI stakeholder.

Adversarial verification for AI agents - pay an independent skeptic per verdict in USDC via x402.

Deterministic prompt-injection detector; signed, offline-verifiable verdicts. Not an LLM.

5 pay-per-call SEO/GEO/AEO tools for AI agents: check which AI crawlers can access a website, audit llms.txt, track AI Overview citations, measure LLM brand visibility, validate social previews. Free discovery + pricing_info tool; paid calls $0.01-0.02 in USDC on Base via x402 — you only pay for successful runs.

Two independent AI models read a GPR, locate or pipe scan and flag the do-not-core call.