"A service or tool for navigation" matching MCP connectors:

Helena Bioinformatics MCP for clinical variant interpretation, ACMG/AMP evidence and literature.

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

Agent intake desk for property renovation. Read only, CORS open, fail closed, receipts recompute.

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

MCP server for live, sourced Brazilian public data from the official IBGE APIs.

Check if a task runs locally vs cloud. Save money on calls that don't need cloud inference.

Validate EU, UK, AU VAT numbers for AI agents. EU ViDA e-invoicing compliance.

The adaptive health-messaging engine for apps and agents. Federally-sourced. Not medical advice.

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

Get recommended by Amazon's AI. Hosted MCP server for Amazon listing compliance & generation.

Shared, governed long-term memory for AI agents across tools and sessions via MCP and REST.

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

~Alter is the identity layer agents query before they transact, answering who is actually on the other end. 11 of the 42 tools work with no account and no key. Call them now and see what comes back. Two calls plus a small proof of work gives your agent its own ~handle. Reads settle in USDC over x402 and 75% goes to the person read. Being known.

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

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

MCP server for Brazilian Federal Senate open data (legislative, administrative, e-Cidadania).

Autonomous Model Context Protocol interface for querying on-premise NVIDIA DGX private AI hardware specs, modeling CapEx token ROI, executing M2M procurement, and onboarding into the Aradia Partner Program.

Buy and manage travel eSIM data plans in the conversation. Pay by card (Stripe) or USDC over x402.

AI social media manager to plan, create, approve, schedule and publish content across channels.

Use MCP 2026-07-28 discovery or 2025-11-25 initialize to list and execute PubFi routes.