"A server for security researchers" matching MCP connectors:

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

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.

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

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

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

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

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

Find 76,000+ curated healthcare service vendors across 25 categories and all 50 US states.

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

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

SSRF-safe web intelligence: 4 outcomes, 43 paid x402 tools, 3 free tools and a URL preview.

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

Fourteen paid x402 and MPP tools for web data, payment preflight, audits, DeFi, and work discovery.

Scan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.

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

Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.

Open AI Visibility Index for SaaS and AI tools. Weekly share-of-answer measurements for 20 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.

Zillow MCP for AI agents: property data, Zestimates & listings — 300+ fields per home. Free tier.

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