"Querying Elasticsearch (ES)" matching MCP connectors:

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

Conformance checker for MCP servers. Free, no key, verdicts recomputable and re-measured daily.

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

Cerca de text complet al pla Catalunya 2022 - RESET: 3 àmbits, 12 objectius, 91 accions. CA/EN/ES.

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

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

Verified US local service providers across 10 home-services trades. Ratings, hours, no API key.

Read-only Amazon SES observability: search events, inspect bounces, pull delivery stats.

Cited EU & global law, regulations & security frameworks via Ansvar Gateway. OAuth, free + paid.

Pay any US bill in a snap, right from your chat — utilities, medical, rent, parking tickets & more.

Subvenciones, licitaciones y boletines oficiales de España y Europa para tu IA. Gratis, sin login.

Tesouro em Foco is a free remote MCP server that brings Brazilian government bond (Tesouro Direto) pricing into AI assistants such as Claude, Cursor, and any MCP-compatible client. The engine implements the Brazilian National Treasury's official pricing methodology — validated against 269,000+ real trades — and covers all retail bond types: fixed-rate (LTN, NTN-F), inflation-linked (NTN-B Principal, NTN-B), and retirement/education bonds (Renda+ and Educa+, NTN-B1).

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.

AI-powered eSIM recommendation agent for travelers. Provides real-time coverage checks, package search by country, and pricing across 190+ destinations via structured tool calls. Tools available: - list_countries - full list of supported destinations - check_coverage - network operators by country code - search_packages - filter eSIM plans by country - get_package_details - pricing and data specs - create_checkout - generate payment link for purchase No auth required for search tools. Ideal

300 contemplative moving art works by César Yagüe. Search, browse, get recommendations.

Nonpartisan U.S. Congress data: bill decodes, rep lookup, bilingual EN/ES, read-only, no accounts.

Search Spanish companies and directors from the official BORME registry and map their links.

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox. $99/mo.

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.

AI shopping search: real, in-stock US and Amazon products with prices, ratings and buy links.