MCP connectors for ChatGPT

Bundesbank De

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Deutsche Bundesbank (Germany's central bank) statistics MCP.

cadencz

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Cadencz is your AI CMO, powered by eight specialized agents.

• List Workspaces: The workspaces this token can see.
• List Channels: Connected social accounts and whether the plan covers them.
• List Brains: The Website Brains in this workspace.

Cakto

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Read your Cakto sales: orders, revenue analytics, subscriptions, churn, customers and products.

caliper

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Caliper is an MCP server that accepts 3D geometry files and returns structured metadata — bounding boxes, triangle counts, manifold analysis, point cloud…

• Format.Detect: Detect the geometry file format from a filename or URL. Returns the detected format name and whether it is currently supported. Use this to check format support before making a paid ana
• Feature.Request: Request a feature or format that Caliper doesn't support yet. Free, no payment required. Use this when you need a capability that Caliper doesn't currently offer — especially unsuppor
• Format.Auto: Auto-detect geometry file format and extract metadata statistics. Accepts a 3D geometry file via URL or base64 and returns structured metadata: bounding boxes, triangle counts, manifold a

CallSync – Business Call Logging & Management for SIM-Based Teams

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CallSync MCP Server: Connect SIM-Based Call Logs to AI Agents 📞🤖 CallSync is a powerful mobile-first sales CRM and call tracking ecosystem built for modern…

• List Calls: List call logs sorted by most recent. Default 5 per page, max 10. Returns total matching filters. Search covers phone, name, note, employee, AI summary/transcription/reason/sentiment.
• List Callers: List recent unique callers (limit 20). Supports search.
• List Employees: List employees/devices in the org. Shows name, phone, last sync, battery, device model, archived status.

Can I Enter?

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Visa & entry requirements for 199 passports × 39,402 routes — every answer cited to official government sources and re-verified daily.

• Check Entry Requirements: Whether a passport holder can enter a destination country: visa-free, visa on arrival, e-visa, eTA, or visa required — with allowed stay, official application portal, extende
• Evaluate Trip: Premium evaluation of a whole trip in one call: multiple passports (best passport per leg), documents held, multi-leg itineraries with transit legs, dates and purpose — with structured
• Get Dataset Info: Coverage and freshness of the underlying visa-requirements dataset, plus endpoints and x402 pricing for the unlimited paid tier.

CAN-TAP Verified

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Free dofollow backlinks for Canadian businesses.

Carbon & Cashmere Crypto Intelligence

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Professional crypto trading intelligence with 52 MCP tools.

• Get Prices: Get real-time crypto prices for 116 coins — BTC, ETH, SOL, and 113 more. Returns USD price, 24h change, volume, market cap. FREE.
• Get Fear Greed: Get Crypto Fear & Greed Index (0-100) with 7-day history and z-score. FREE.
• Get Onchain Fg: Get proprietary On-Chain Fear & Greed Index (0-100) from own Bitcoin Core node — CDD, mempool pressure, hashrate trend, whale volume. FREE.

CaseNode Case Law API

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UK case law MCP (21 tools).

castles

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Castles, fortresses, palaces and ruins worldwide: search, nearby, fame ranking, statistics.

Catalo.ai - Book Discovery

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Find Books You'll Actually Finish You know what you like in a book,\ You just haven't had a good way to search for it.\ Until now...

• Explore Books: Search and filter fiction books. Filters are far reaching, including things like genre, mood, theme, pacing and more. Call list_filters first to discover available filter identifiers an
• Get Book Details: Get full details for up to 20 books (as returned by explore_books). When showing showing a book to the user, include a link to the website for the book, eg. [View on Catalo.ai](https
• List Bookmarked Books: List the current user's bookmarked books filtered by bookmark state. Use this tool when the user asks about their reading list, books they want to read, books they have read, or

Cbs Il

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Israel Central Bureau of Statistics (CBS / הלשכה המרכזית לסטטיסטיקה) MCP.

Cbs Nl

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Statistics Netherlands (CBS / StatLine) OData MCP.

CDT Express by Riskthinking.AI

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Interact with climate metrics via Riskthinking.AI's CDT Express API in supported AI chat experiences

Censtatd Hk

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Hong Kong Census and Statistics Department (C&SD) open-data MCP.

ChainRay

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The most complete blockchain data and intelligence service for AI agents.

• Monitor.Whale.Alerts: Monitor large token transfers (USDC, WETH) on EVM chains or large SOL transfers on Solana. Returns recent whale movements above a threshold.
• Token.Risk: Analyze a token's risk profile. EVM: checks contract verification, proxy status, ownership renouncement, liquidity. Solana: checks mint/freeze authority, supply, Metaplex metadata.
• Gas.Tracker: Get current gas/fee data. EVM: base fee, priority fee, predictions. Solana: priority fees, TPS, congestion level.

Chartmetric MCP

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Access Chartmetric's music industry analytics — artist, track, playlist, and chart data across 18 domains via natural language

• Search Chartmetric Id: Search for a Chartmetric ID. REQUIRED: entity_name (string) - the bare entity name ONLY, with no extra qualifiers (no group/band, genre, language, country, or words copied from
• Get Ai Insights: Get cached AI insights for a Chartmetric entity using semantic search. REQUIRED: entity_id (int, Chartmetric entity ID), search_terms (list of strings like 'TikTok engagement', 'audie
• Tool Response Guidelines: Returns formatting guidance for presenting Chartmetric results in natural language rather than raw API detail. Optional: user_question (string) - if this is the first tool ca

Chessagine

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Analyze chess positions using powerful engines like Stockfish, Leela, and Maia.

• Get Lichess Master Games: Fetch master-level games and opening statistics from Lichess for a given position
• Get Lichess Games: Fetch Lichess user games and opening statistics for a given position
• Fetch Lichess Games: Fetch the 20 most recent games for a Lichess user. Returns game details including player information, ratings, speed format, and PGN notation. Useful for analyzing a player's rece

China Customs

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China Customs (GACC English) — monthly merchandise trade statistics.

Look up investment statistics by year or country and region.

Extension and app analytics across Chrome, Edge, Firefox, Google Play, and the Apple App Store.

Chuck

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Hosted MCP server for live sports data — scores, analytics, schedules, standings, multi-book odds, team form, head-to-head, model predictions, and…

• List Sports: List the sports available on this product.
• List Leagues: List the leagues within a sport (e.g. soccer has 700+), filterable by name/country. Use this to discover a ``league_id`` before calling ``list_games`` with it. Single-league sports (nfl/
• List Games: List games for a sport. Optional filters: ``date`` (YYYY-MM-DD), ``league_id`` (for multi-league sports — discover via ``list_leagues``), and ``season`` (e.g. '2025'). All game times are U

Churn Solution

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Query Churn Solution cancellation-flow metrics, revenue, and feedback analytics (read-only).

churnkey

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Read and manage Churnkey cancel flows, retention metrics, and payment recovery

circleci

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Manage CI/CD pipelines, debug failed builds, and optimize test suites directly from your AI tools and agents - no terminal required.

• Cancel Workflow: Cancel a running CircleCI workflow, given its UUID (a workflow id from list_workflows or get_workflow). Cancellation is asynchronous: a successful call means the request was accepted,
• Download Usage Data: Export a CircleCI organization's usage data as downloadable CSV files. This is a two-phase, asynchronous tool. Phase 1 — start: call with org (an org slug like "gh/acme" or an org
• Get Deploy Component: Fetch a single CircleCI deploy component by its UUID (a component id from list_deploy_components), returning its name and owning project ID.

AI-search visibility (GEO) analytics: brand scores, competitor rankings, recommendations, evidence.

Clamp Analytics

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MCP server for Clamp—Web analytics for the agentic era, built for indie hackers and small teams shipping with AI.

• Projects.List: List all Clamp projects this credential can access. Returns each project's id, name, and plan ('free', 'pro', or 'growth'). Use this when the user asks "which sites do you see" or when
• Traffic.Overview: High-level snapshot of website traffic over a period: total pageviews, unique visitors, sessions, bounce rate (%), and average session duration (seconds). Always includes a compariso
• Events.List: Lists custom events (user-defined). Excludes all $-prefixed system and canonical revenue events (`$pageview`, `$pageview_end`, `$web_vital`, `$section_viewed`, `$error`, `$subscription_st

Clarity AI

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Access ESG and sustainability data for companies and portfolios.

• Search Securities: Search securities by keyword, ISIN, or CUSIP through the upstream Clarity SFDR demo API.
• Sfdr20 Assess Fund Name: Preferred for fund names, partial names, and natural-language requests. Resolve a fund from free-text (for example S&P 500 or Nordea 1 Global Climate and Environment), then ru
• Sfdr20 Check By Isin: Use only when the user already provided an explicit ISIN. Do not use for fund names, partial names, or natural-language fund requests; use sfdr20_assess_fund_name instead.

Cloudflare DNS Analytics

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DNS analytics and optimization.

• Accounts List: List all accounts in your Cloudflare account
• Set Active Account: Set active account to be used for tool calls that require accountId
• Dns Report: Fetch the DNS Report for a given zone since a date

Cloudflare GraphQL Analytics

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GraphQL analytics API.

• Accounts List: List all accounts in your Cloudflare account
• Set Active Account: Set active account to be used for tool calls that require accountId
• Zones List: List all zones under a Cloudflare account