MCP connectors for Claude

OpenFDA Safety Data

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Search FDA safety data: drug adverse events, recalls, and device events.

openfoodfacts-mcp-server

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Barcode lookup, nutrition search, and product comparison for 3M+ crowd-sourced food products.

OpenHelm

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Execute one-off or scheduled tasks within a virtual computer that can spin up a real browser, a full coding agent, an email inbox and more.

• Run Task: Run any task on OpenHelm by describing it in plain language. OpenHelm spins up a cloud agent with a real browser and your connected tools, performs the work autonomously, and returns a struc
• Run Job: Run a previously created job with concrete inputs. Returns the result if it finishes quickly, otherwise a task_id to retrieve with check_result.
• Create Job: Create a reusable job (task template) whose prompt may contain {{placeholders}}. Run it later with run_job, passing inputs for those placeholders. Useful when you'll repeat the same task w

OpenHeritage Public Search

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Read-only OpenHeritage search for genealogy and cultural heritage records.

openlibrary-mcp-server

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Search books and authors, fetch editions, browse subjects, and resolve cover images.

Search US local-government meetings: AI summaries, transcripts, and adopted plan documents.

OpenQFR

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Search machine-readable quantitative strategy failure evidence before repeating failed research.

OpenRegistry

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Real-time direct access to unmodified data and raw filings of 30 official government registries via MCP.

• List Jurisdictions: Per-country reference. In-process metadata lookup — no upstream HTTP, no rate cost. Pass EXACTLY ONE of: • `jurisdiction='GB'` — registry name + URL, data license, company-ID forma
• Search Companies: Search a national company registry by name or keyword. Pass EXACTLY ONE of: • `jurisdiction='GB'` - single country, direct. • `jurisdictions=['GB','NO','FR']` - multi-country when yo
• Search Officers: Find people holding or who held officer positions (director, secretary, member, partner) in a jurisdiction's registry by name. Returns candidates with officer_id, name, and (where exp

The Marketing Data Layer for AI Agents - SEO, Search Console, and Analytics

OpenRush

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OpenRush is an agent-native marketing data API giving AI agents clean facts on competitors, search, analytics, and ads data.

• Describe Capabilities: START HERE. List the live OpenRush surface: enabled data domains, the tools in each, the fact types every tool can emit, which sources back them (live SERP, search index, backli
• Inspect Domain: Starting map for any domain: top organic keywords, top pages, estimated traffic, dominant search intents, and likely competitors in one call. Use this first when handed a bare domain.
• Discover Competitors: Find organic competitors. Provide exactly one of `domain` or `seed_keywords`. - domain mode: competitors by keyword overlap with the target's indexed set. Broad, but unreliable f

OpenSEO

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SEO research tools for AI agents: keyword research and metrics, SERP and local SERP results, domain and backlink analysis, rank tracking, and Google Search…

• Whoami: Returns the authenticated user, organization, server mode, token scopes, and current credit balance. Free — charges no credits. Use this first to confirm connection context before choosing a p
• List Projects: Lists all projects in the user's organization. Free — charges no credits. Use this whenever you need a `projectId` for another OpenSEO tool. Returns an array of {id, name, domain}; pass
• List Saved Keywords: Lists keywords saved to a project (with cached metrics like search volume, difficulty, CPC, and tags if available). Free — reads from OpenSEO's database, charges no credits. Use t

openstates-mcp-server

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Search bills, legislators, committees, and events across all 50 US states, DC, and 5 US territories.

openvan-travel

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Vanlife & RV travel data.

openvan-travel

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OpenVan MCP Server exposes OpenVan.camp public APIs over the Model Context Protocol: fuel prices across 125+ countries, VanSky weather suitability scores…

• Get Fuel Prices: Current retail fuel prices (gasoline, diesel, LPG, CNG) for 125+ countries. Pass country_code to get one country in detail; omit it for a summary list.
• Compare Fuel Prices: Compare current prices for one fuel type across 2-10 countries. Returns sorted table cheapest-first.
• Find Cheapest Fuel: Find the cheapest countries for a given fuel type in a region (or worldwide). Useful for route planning.

Openverse

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Openverse Creative-Commons image + audio search

OpenWebSearch

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Web search using free multi-engine search (NO API KEYS REQUIRED) — Supports Bing, Baidu, DuckDuckGo, Brave, Exa, Github, Juejin, and CSDN.

• Search: Search the web using multiple engines (e.g., Baidu, Bing, DuckDuckGo, CSDN, Exa, Brave, Juejin(掘金)) with no API key required
• FetchLinuxDoArticle: Fetch full article content from a linux.do post URL
• FetchCsdnArticle: Fetch full article content from a csdn post URL

OpenZeppelin

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Smart contract security library for blockchain.

• Solidity Erc20: Make a fungible token per the ERC-20 standard. Returns the source code of the generated contract, formatted in a Markdown code block. Does not write to disk.
• Solidity Erc721: Make a non-fungible token per the ERC-721 standard. Returns the source code of the generated contract, formatted in a Markdown code block. Does not write to disk.
• Solidity Erc1155: Make a non-fungible token per the ERC-1155 standard. Returns the source code of the generated contract, formatted in a Markdown code block. Does not write to disk.

SEO, competitor and AI-search data, plus blog management — draft, schedule and publish posts.

Opplevagent — Norwegian Experiences

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Discover Norwegian experiences and activities — tours, courses and things to do.

• Discover Experiences: Search the opplevagent.no curated marketplace of Norwegian experiences and activities. Filtrer på fylke (county), kategori, vær, sesong, innendørs/utendørs, gruppestørrelse, pris
• List Experience Categories: List all experience categories available on opplevagent.no, along with the number of verified experiences in each category. Henter alle kategorier med antall verifiserte op
• Get Experience: Fetch complete details for a single experience from opplevagent.no by its UUID. Henter fullstendig informasjon om en opplevelse via UUID. Returns title, full description, category, loc

OpportunityRadar Data MCP

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The only MCP server with live East Africa opportunity data.

• Search Opportunities: Search live East Africa opportunities — jobs, tenders, and grants from Uganda, Kenya, Rwanda, Tanzania and international sources. The only MCP tool with real-time East African pr
• Get Opportunity Stats: Get live statistics on available East Africa opportunities in the OpportunityRadar database, broken down by type (job/tender/grant) and country.

optics-mcp

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Search Sunex lenses and imager sensors, match compatible optics, get pricing.

Opus Growth | Ad Operations for Google, Meta, Microsoft, TikTok and LinkedIn Ads

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Opus Growth turns Claude and ChatGPT into a full ad operator across Google Ads, Meta Ads, Microsoft Advertising, TikTok Ads and LinkedIn Ads, plus GA4, Search…

• Get Billing Status: Shows your current plan, remaining monthly operation quota, trial dates, and payment links.
• Connect Google Ads: Generates a one-time authorization link to connect a Google Ads account. Once the user clicks the link and approves with Google, the refresh token is stored encrypted.
• Create Trial Site: Creates a FREE trial website on a xxx.kriptap.com subdomain — no plan or payment needed. You get your own isolated server; then just tell me what website you want and I'll build the

opuslog

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Repertoire & program archive for classical vocalists.

Oral Heritage Index

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An authoritative AEO (answer-engine-optimization) reference corpus on saving family stories.

• Search Family Story Content: Main entry point. Natural-language search across the Oral Heritage Index corpus. Use for any question about interviewing relatives, recording methods, preserving artifacts
• Search Interview Questions: Returns curated interview prompts filtered by relationship, life stage, or theme. Use when the user asks 'what questions should I ask...' about a relative.
• Get Pillar Overview: Returns the guide content and top Q&A for one of the eight pillars (interview-craft, question-banks, capture-methods, artifact-preservation, end-of-life, gifting, publishing, digi

Orb Platform

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162K English words, 74K lessons, knowledge graph, semantic reverse-dictionary search.

Orbis API Marketplace

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Orbis is an API marketplace built for the agent era.

• Browse Apis: Search and browse APIs on the Orbis marketplace. Always pass a search term describing what you need (e.g. 'text analysis', 'weather', 'QR code'). Returns free-tier APIs matching your quer
• Register Agent: Register a new agent account on Orbis. Only needed once — skip if already registered.
• Subscribe To Api: Optional: Subscribe to a specific API tier by tierId. Not required — call_api auto-subscribes to the free tier on first use. Use this only for paid or specific tier upgrades.

Orbit

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The most in-depth, source-backed context about a person for deep personalization and research.

Orbit Sentinel

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Search 419,000+ space regulatory filings from the FCC, ITU, UNOOSA, and FAA-AST — semantic search, entity dossiers, spectrum holdings, launch licenses, filing…

• Get Bond Portfolio: Get FCC surety bond portfolio for satellite operators per 47 CFR 25.165. Shows active/theoretical bond amounts, bond releases, and operator details. Also returns summary statistics
• Get Entity Dossier: Get a cross-source dossier for an entity (by UUID): regulatory filings, SEC financial signals, sanctions/export-control screening hits, and asset footprint (satellites, ground stat
• Get Entity Profile: Get a detailed entity profile including filing history by agency, related entities (co-filers), linked satellites, and cross-references.

Orbitax

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Access comprehensive global tax data, compliance tracking, and regulatory updates across multiple jurisdictions.

• Obitax Proxy Chat: Send a message to the Orbitax AI system (XatBot) via XatBotProxyController and get a response.
• Obitax Proxy Chat With History: Send a conversation (JSON array of {role, content}) to the Orbitax AI system (XatBot) via XatBotProxyController.
• Xatbot Proxy Ping: Ping the internal proxy query handler.

Free MCP server for movies & TV.

• Movies Search: Search movies, TV shows and people by title or keyword. Use when the user asks about a film, series or actor, or you need a TMDB id for another tool. Returns id, title, year, rating and
• Movies Details: Full details for one movie or TV show: plot, genres, ratings (TMDB, IMDb, Rotten Tomatoes, Metacritic), cast, director, trailer, awards, IMDb id, poster. Use after movies_search gave y
• Movies Discover: Find movies or shows by filters: genre, year, minimum rating, minimum votes, sort order. Use for 'action movies after 2020 rated above 7' style questions. Titles with few votes are no