"Setting up productivity and collaboration tools like Google Sheets, Docs, Airtable, Slack, and more" matching MCP connectors:

Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.

Serves your design system and coding standards to coding agents, so they stop guessing.

Conformance checker for MCP servers. Free, no key, verdicts recomputable and re-measured daily.

Verify claims, resolve FIGI identity, extract claims, and sign x402 delivery receipts over MCP.

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Search otwarteAPI.pl — a catalog of 53 official public Polish and EU APIs (VAT white list, KRS, GUS, NBP, ECB, Eurostat, VIES and more), curated for AI agents. One tool: find the right API by natural-language query. No API key, no signup.

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Cite and independently verify Bitcoin-anchored construction-estimate audit records.

Search Vascue's public healthcare-ops, insurance-claims and booking docs. Public content only.

Search domain availability and pricing, straight from chat, then open a link to register.

Give your AI agent a spending limit: approval controls and single-use virtual cards.

Paid-verified directory of x402 APIs — we pay endpoints real USDC and confirm settlement on-chain.

Agentic Finance: 500+ tools for AI agents over x402 or MPP, free via PoW, or prepaid card credits

Independent pre-transaction audit for construction estimates. Free, and every verdict recomputes.

Send notifications, ask approval questions, ring, remind and deliver files to your own paired phone.

Search and cite US law from official sources, then form an LLC or nonprofit with free agent tools.

DXF and PDF/X-4 for AI agents: structured facts, PNG renders, an interactive in-chat viewer.

Author and validate Calaf workspace seeds against the app's real importer. No account needed.

Search Vascue's public healthcare-operations, insurance-claims and clinic-booking documentation. Public content only; never send patient data, credentials or booking requests.

Find your AI agent's likely failure mode, get runtime settings, and clarify ambiguous prompts.