270+ agent-payable C-suite expertises (competitive intel, SEC filings, sanctions multi-jurisdiction, KYC, pentest scope, clinical evidence GRADE-graded, real-estate deals EU-first, ESG, NAICS classifier, patent landscape, research paper Q&A). x402 USDC/EURC micro-payments. Free tier 100 calls/mo, no credit card. Dual-audience (human/agent).
USDA FoodData Central nutrition data — search 1M+ foods, get full nutrition profiles (macros, vitamins, minerals), and compare foods side-by-side. Public domain government data.
Discover, verify, and explore 600K curated quotes from a massive database of authors, books, and speeches. Find the perfect words using semantic search, identify authentic attributions to avoid common misquotes, and discover similar thinkers. Organize and manage personal collections of wisdom to save and revisit your favorite insights.
Constitutional-AI safety guardrails for any LLM — personas, constitutions, adjudication. Creed Space gives agents machine-readable value systems: pick a persona (ambassador, nanny, sentinel, godparent, muse, anchor), pull its merged constitution, generate complete system prompts, and evaluate actions against declared values. 16 tools, no credentials required — runs against the public Creed Space API. - Website: https://www.creed.space - Repo: https://github.com/Creed-Space/
MotiveGrid Vehicle Database is an MCP server that provides AI assistants with grounded vehicle intelligence. Compare cars, retrieve vehicle scorecards, analyze five-year cost of ownership, evaluate safety and driver-assistance features, and generate personalized vehicle recommendations using structured automotive data instead of web search.
AI agent gateway for calling any API securely. Bootstrap your agent in one call, discover tools, enforce OPA policies, and inject credentials automatically. ## Features - One-call agent bootstrap with Ed25519 identity - Tool registry with OpenAPI ingestion - OPA policy enforcement - Encrypted credential vault - Tier-based daily limits (free/starter/pro/scale) ## Quick Start POST https://agentdevx.onrender.com/agents/v1/bootstrap {"public_key": "<your_ed25519_hex>"}
Hosted MCP for X/Twitter and Reddit. 12 read-only tools, no API keys, free during beta.
Lviv (Ukraine) public transport MCP server — live arrivals, vehicle positions, stop discovery, route shapes, and static timetables. No API key required.
MoodTrip is an AI-powered hotel search that understands natural language. Instead of clicking through dozens of filters, simply describe your ideal stay: "boutique hotel in Tokyo for 2 adults, December 10-15, under $200/night." MoodTrip interprets your request, searches real-time availability across thousands of properties, and returns hotels with: Live pricing and availability Hotel photos and ratings Direct booking links Smart constraint relaxation when results are limited
Streamline technical workflows with a comprehensive suite of data transformation and validation utilities. Convert between diverse formats like JSON, CSV, and Markdown while managing encodings and identifiers efficiently. Enhance productivity by performing complex text analysis, regex testing, and timestamp conversions instantly.
Run SSL/TLS scans, issue free Let's Encrypt certificates (private key stays local), and monitor certificate expiry from inside Claude Code or Cowork - through a single MCP server, no account needed for scans and issuance.
Five independent news sources (AP, BBC, NPR, Hacker News, Google News) behind one MCP interface. Fetch headlines on a topic across all sources, dedupe by URL, surface the underreported angles. Useful for daily briefings, research agents, and sentiment-shift detection.
Live currency exchange rates from the European Central Bank. 33 currencies. Real-time data updated daily. x402 native — no signup, no API key required. Pay 0.001 USDC per call on Base network. Works with Claude, ChatGPT, Cursor and all MCP clients.
An odd-shaped but useful set of content APIs: developer articles, game launches, podcast episodes, local events. Use for content-recommendation agents, community-monitoring workflows, or 'what's happening this week in [topic]' discovery loops. Niche — but if you need it, this is the only MCP that combines them.
SEO audit toolkit: feed it a URL, get back rendered content, the technology stack (CMS, CDN, frameworks), DNS records, SSL cert status, and WHOIS. Useful for competitive analysis ('what's our competitor running?'), security checks, or due-diligence on a target acquisition.
Fast, intelligent web search and web crawling. Get fresh information about libraries, APIs, and SDKs.
Menjometre is an independent observatory of Catalan public spending. This MCP server gives any LLM client read-only access to the full dataset and the statistical scoring layer built on top of it. ## Coverage - **~19.5 M** grant records from the Registre d'Ajuts i Subvencions de Catalunya (RAISC), 2016–present
Live data for AI — one connector to SEC filings, economics, FDA, patents, weather, prediction markets, and more across 750+ official sources, with citations. The hero tool ask_pipeworx routes any question to the right source and returns structured, cited data.
Query U.S. Census Bureau data, variables, and geography via MCP.
Revnuvo MCP server for the agent economy. Tools: verify domains, resolve DNS, assess domain trust/risk, register agents, create tasks, submit results, verify task outputs, and get agent reputation leaderboard. The canonical developer home for the Revnuvo x402 ecosystem — SDK, Gateway, and Resource APIs is developers.revnuvo.site
Quantitative crypto backtesting & Bitcoin market-regime analytics. 73 MCP tools: honest look-ahead-aware backtest validation with Deflated-Sharpe-Ratio correction, point-in-time 10-indicator Bitcoin cycle scoring, macro-regime composites, Edge-Library filter effects, 22 on-chain BRK series (since 2009), altcoin screener, sentiment, "buy now or wait?" decision-math, conditional historical-analog base rates & live subscriptions. Core outputs are not reproducible from public OHL
Reliable web fetching MCP server with built-in retry logic, circuit breaker patterns, caching, and anti-bot bypass. Fetches URLs as raw HTML or clean markdown optimized for LLM consumption. Includes domain health checks and cache management tools.
Security scanner for AI agent skills and MCP servers. Detects credential theft, data exfiltration, prompt injection, obfuscated code, and 80+ threat patterns. Free API + CLI (npx skillaudit). Premium deep scans via x402 micropayments.
**The adaptive health-messaging engine for apps and agents — federally-sourced, audience-safe facts, lists & tips, keyless to try.** Call `lookup_health_fact` from any MCP client (Claude Desktop, Cursor, the OpenAI Agents SDK) with no API key and no signup, and get a CDC/NIH/USPSTF/SAMHSA-sourced fact, list, or tip with its source link. The full Signal API — sequenced cued-message streams over a 16,500+ library of federally-sourced facts, lists & tips that advance on each pat
Give any AI agent a shopping brain. LMK.today is an open Model Context Protocol server with curated cross-merchant search, real price history, live demand signals, and editorial gift collections — no account required. More at https://lmk.today/mcp
Email infrastructure for AI agents — send, receive, search, and manage email over a clean HTTP API. Connect verified domains, route inbound mail, set up webhooks, and automate email workflows. Authenticate with a Primitive API key or via OAuth.
Listen to Sadhu exposes a searchable corpus of Vedic scripture and recorded lectures. Look up verses by reference (e.g. "BG 2.13", "SB 5.5.3", "CC Madhya 8.128") with original Devanagari/Bengali, IAST transliteration and translations; read commentaries, prose chapters and letters; and search transcribed talks with semantic + lexical retrieval. Inline audio/video players let you hear a lecture passage or watch a clip. Read-only, no auth, no writes.
ROMulus is a retro gaming ROM search engine that aggregates results from four major sites. Search by game title and console to get download page URLs, cover images, and file sizes... all in one all. Tools: • search_roms — Find ROMs by title, optionally filtered by console (NES, SNES, N64, GameCube, PS1, PS2, PSP, GBA, Genesis, Dreamcast, and 20+ more) • get_game_details — Fetch full metadata for a game: year, region, genre, languages, rating, serial number, and descr
Track competitor pricing changes, strategic moves and whole-market landscapes from any AI agent: real, source-backed B2B SaaS intelligence with real dates.
Agent operations platform with 20+ tools for AI agents. Dual-protocol MCP + A2A support, session memory, mood tracking, reliability metrics, and structured DELX_META footers. Built for production agent workflows.
clariBI exposes a Model Context Protocol server so external LLM clients (Claude Desktop, Cursor, ChatGPT custom GPTs, generic MCP-aware agents) can create accounts, upload CSV / Excel / JSON / PDF files (inline or by URL, with server-side SSRF guard), connect Google Ads / Analytics 4 / Search Console / Sheets / Drive / BigQuery / Meta Ads / Jira / Confluence via OAuth handoff, run natural-language analyses against connected sources, and generate reports. 19 tools, 3 resources
Personal MCP server for humans who create. 39 tools: content publishing, Ed25519 signatures, license control, artworks with provenance, async Q&A, listings, federation. Your content, your rules.
The Meteomatics MCP (Model Context Protocol) server allows AI agents to securely access Meteomatics weather data tools. MCP is an open standard that lets AI applications connect to external tools and data sources. With the Meteomatics MCP, agents can request weather data directly from the Meteomatics API through a secure /mcp endpoint. The MCP server manages authentication using OAuth (client registration, authorization code + PKCE, and refresh tokens). Once connected, the A
Search, discover, and manage books across multiple sources. Connect Claude, ChatGPT, Gemini, and Cursor to the SansFiction library for book metadata, reading progress, and personal library management.
Magic: The Gathering card search, combo lookup, draft analytics, and Commander tools.
MCP server for TracePass — the EU Digital Product Passport (DPP) compliance platform for the ESPR and EU Battery Regulation. Lets AI assistants create products, build and audit Digital Product Passports (battery: 91 fields; electronics: 166), set economic-operator parties, and read or capture GS1 EPCIS 2.0 supply-chain events. 6 tools, 2 resources, 5 prompts. Connect to the hosted endpoint (https://ai.tracepass.eu/mcp) with a TracePass tp_ API key, or run locally via npx -y t