"How to find posts by a LinkedIn user" matching MCP connectors:

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.

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

One MCP endpoint over 69 public PPN APIs: search_apis to discover, execute_api to call. Free tier.

City geocoding and timezone resolution for birth data, for AI agents, one API key.

Official Dubai real estate data: live prices and rental yields by area, from the DLD.

US crime scores, incidents, neighborhood demographics, rent data, and offender search by address.

A Model Context Protocol server that provides Philippine License to Sell (LTS) verification data to LLMs. Built on Cloudflare Workers with Supabase. Public, read-only, no authentication required. Data sourced from the Department of Human Settlements and Urban Development (DHSUD) License to Sell registry and cross-referenced with published real estate projects on REN.PH.

MCP server for the Philippine Standard Geographic Code (PSGC) API. Gives AI agents structured access to the full PH geographic hierarchy - regions, provinces, cities, municipalities, and barangays.

UN Sustainable Development Goal indicators for all 17 goals, curated by country and year. Free.

Reverse geocode latitude/longitude to loc_id; resolve loc_ids to boundaries, centroids, hierarchy.

US federal contract awards by company, agency spending, top vendors. USAspending.gov data.

Validates ICD-10-CM against the real FY2026 catalog (NCHS/CDC) and CPT by structure/category.

Gateway between LLM agents and world data through eight tools and a bundled endpoint catalog.

Real public holiday lookup for 206 countries via a rule-based calendar engine. Paid via x402.

Lithuanian company due diligence and KYC identification, attested by an attorney-at-law.

Visa & entry requirements for 199 passports, cited to official sources and re-verified daily.

Read-only access to the Islam West Africa Collection via Hugging Face datasets.

US tariff & trade truth: duty actually paid by origin/HS 2017+, HTS rulebook, CBP rulings. No key.

Check whether a real-world fact can be verified before an agent acts on it. Free, no auth.