"A multifunctional research MCP server for a deep researcher subagent" matching MCP connectors:

Social media analytics, video analysis, and competitor intel for any MCP-compatible AI agent.

Win probabilities for 13 sports: NFL, NBA, soccer, tennis, golf, cricket. No API key, no signup.

Polymarket, Manifold, Metaculus compared: one fair probability per question. No API key needed.

500+ pay-per-call tools + skill packs. USDC + USDG on 12 chains, or free via proof-of-work.

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

Neutral freight reference + validation layer for AI agents: ADR, HS, UN/LOCODE, freight math

Measured share of answer for 24 crypto and Web3 brands. An open dataset, not an audit of your site.

Measured share of answer for 20 SaaS brands. An open dataset, not an audit of your site.

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

Enumerate and inspect PubFi capabilities, then execute an exact selected route.

Analytical memory for AI agents: a real Postgres queried in plain English over MCP. One command.

Read-only MVR preflight for trust, permission, evidence gaps, and African market-entry readiness.

Neutral, verification-gated MCP directory of Japan construction contractors (KIRA-audited).

Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.

Media intelligence analysis for audio, video, and images via the Echosaw MCP server.

Australian AI governance framework mapped to the Privacy Act and sector laws your AI use triggers.

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

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

Host-owned vacation-rental direct booking via VRP. Signed offers, 0% commission. Not an OTA.

Entity resolution — data mapping, SDK code generation, docs search, and error troubleshooting