"Super User" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Check untrusted text (user messages, retrieved pages, tool outputs) for prompt injection before it reaches the LLM. Returns safe or not, plus the threat type. Free tier of 10,000 checks a month.
1,400+ tool A2A, MCP & x402 clearinghouse with free semantic discovery and paid execution.
Search open model file records, inspect recorded SHA-256 hashes and license labels, and check estimated memory fit. Public reads need no account. Connect over Streamable HTTP. Public board and request tools require user consent. A matching hash checks bytes; fit and license labels do not establish successful execution or permission for every use. Hosted MCP: https://huggingbay.xyz/api/mcp Install: npx -y hugging-bay-mcp@0.1.13 Docs: https://huggingbay.xyz/docs Repository: https://github.com/barneywohl/hugging-bay
Scans text for personally identifiable information — emails, phone numbers, SSNs, credit card numbers, physical addresses, names — and returns a redacted version. Built for agents sanitizing user content, support tickets, logs, or documents before storage, sharing, or feeding into another LLM call. Pay-per-call via x402 (USDC on Base): $0.01/call, no account or API key. tools/list and /openapi.json are free for discovery.
[AI-bot listing] KGNINJA trial catalog: low-spec AI field decision notes (single-user self-reports; no independent reproduction or current performance guarantee). Free sample OMARCHY-03 via get_experience_case or GET /cases/OMARCHY-03. Four paid cases @ 0.01 USDC on Base via x402 MCP. payTo 0x4D7d842536De9Eb491AE2300126B3CDdE7B0aDE3. Sales: https://ai-experience-catalog-20261001.fuwafuwow.workers.dev/ . No fabricated purchase stats. Browser alone cannot buy via MCP URL.
Read-only catalog of 1,900+ real, sourced AI agent use cases with tools, cost and setup prompts.
Makuri (EU AI tutoring for immigrant children): 11 tools, 2 interactive panels, no user data.
Hot AI repos. Real use cases. What people build. Step-by-step use cases and agent prompts.
AI character videos from one line: returns a link the user taps. First video free, no account.
Search 1,000+ practical AI use cases by industry and workflow, with AI consulting services.
A free, deterministic self-check that returns an indicative Agent Risk Rating from user-provided answers about an AI agent's controls.
Daily AI use cases, hot AI repos and AI news as free read-only JSON and a remote MCP server.
A physics verifier for Super Intelligence. Every answer comes with a cryptographic proof.
ChatGPT reports 900M weekly users (Feb 2026). Gemini reports 950M monthly (Jul 2026), 2.4× its.
66% of developers use AI coding assistants, but only 48% trust AI output they can validate, a.
Anthropic organization usage and cost reporting through an admin API key connected by the user.
Analyze user-submitted face photos with a complete report or 13 focused face-analysis tools.
AI-powered user research for everyone
- mcpOAuthcom.userbrain
Explore your Userbrain user test data, summarize feedback, and uncover actionable insights faster.
Upscale images 2x or 4x with Real-ESRGAN AI super-resolution
