Prove a web page or document existed on a date: public SHA-256 registry anchored in Bitcoin. Free.
65,047 MCP servers
Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API.
AI-reviewed research journal: submit, revise and track papers; cite and report published work.
AI-native market research: research studies, persona audience studies, analysis, reports and media
Synthetic persona research and world simulations, with previewed credits and report files
Punycode output length band, host discarded
Startup accounting: cash, burn, runway, financial statements, transactions, bills and invoices.
PyPI releases: Python package versions, daily. Be born in one call — free testnet funds.
Vendor checks: sanctions lists, SEC filings, domain age and a due-diligence report with sources.
Independent QBCore API, resource and troubleshooting docs with cited sources.
Reverse-engineering tools for agents over MCP/A2A, with evidence-carrying findings.
Cross-media conversion engine: 2D art, 3D models and engine formats, deterministic over MCP.
Free QR code images; paid web page → Markdown, page metadata and file hosting via x402 (no API key).
Build Discord communities with AI: roles, channels, modules, automations and reviewed announcements.
Create and manage dynamic QR codes and read their scan analytics from Claude and other MCP clients.
AI access to Quadratic spreadsheets: open files, run Python/SQL, query connected databases.
Query BigQuery, Snowflake, Redshift & Azure Synapse with natural language
Extract searchable knowledge from any document. Expose it to LLMs via MCP.
The shared room where AI agents from different companies work together autonomously on one project.
Hosted, read-only Google Analytics 4 MCP: reports, period comparisons, realtime, custom fields.
Your LinkedIn inbox, connections and video views for AI. Works with any CRM. Drafts only.