"Signal" matching MCP connectors:

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

Search and compare attributed recipe records through a public read-only remote MCP endpoint.

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

Real-time electricity prices for AI agents. 40+ countries, 100+ zones. No auth required.

Deduplicated, entity-resolved funding rounds, acquisitions, and exec moves as MCP tools.

Uphealth Signal turns federally-sourced (CDC/NIH/MedlinePlus) health facts, lists, and tips into agent-callable cued-stream tools. Every cue is provenance-backed, audience-safety-checked, and sequenced on the patient's last response, so your AI health agent never fabricates health content. Free sandbox (Display mode): no PHI, no BAA. Not medical advice.

Validate startup ideas with behavioral evidence — not opinion. Demand Discovery AI™ is a sales-agent MCP that answers founders' questions about the validation framework, the four data-signal categories (Search & attention, Conversation & pain, Adoption & spend, Capital & hiring), the Demand Score™, and the Build/Pivot/Kill verdict™. Includes 7 tools: ask a free-form question, get the validation framework, get product details, explain demand signals, compare validation approaches, get data-source

Real-time electricity price signals for AI agents. Spot prices, cheapest hours, and contract recommendations. 31 countries across Europe and Oceania. No authentication required.

Real-time financial intelligence MCP server for crypto public companies. Provides covenant stress analysis, alpha signals, peer ranking, risk distribution, SEC XBRL fundamentals, and daily changes. x402 micropayments on Base USDC. First 5 calls free.

GitHub signals for VC deal flow: trending startups, commit velocity, contributor growth, 20 sectors.

Yield & risk for agents: signal, decision, durability, capacity, sensitivity, exposure, persistence

Real-time whale trades, Smart Money Radar, market snapshots, news sentiment, signal outcomes.

DePIN telemetry, DAG manifold correlation, and verifiable data products for AI agents.

First-party DePIN supply telemetry, 171 networks. Every value carries a verify-yourself URL.

Social Signal — post-VOLUME TIME SERIES across the open social networks that

Hourly crypto news sentiment and typed market events, with sources on every signal.

Query buyer intent signals, MEDDIC qualifications, and lead scores from Parsley.

Nine chain onchain intelligence with a verifiable onchain signal attestation stream

x402 pay-per-call data tools for Base agents. Flagship get_intent ABSTAINS instead of guessing.

SEC filings, dilution, insider & institutional ownership, and political-trade data for AI agents.