MCP connectors for ChatGPT

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CrossFin

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AI agent access to Asian crypto markets.

crossref

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Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth)

Crossref Scholarly Data

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Search 150M+ academic works, journals, and funders via Crossref API.

Crosswire — Polymarket & Kalshi Arbitrage

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Cross-venue Polymarket+Kalshi arbitrage: resolution mismatch, void risk & settlement divergence.

CrowdHum

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Create and run live audience polls from your AI assistant, with a scan-to-vote QR and an AI recap.

crowdspace

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Search 900+ crowdfunding and P2P lending platforms, market data and regulation by country.

Crowe Logic

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CroweLM tiers and frontier engines by name, metered per Crowe Logic plan.

CrowTerminal - External Brain for AI Agents

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External Brain for AI Agents - persistent versioned memory for creators

crowvault

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327 dev tools via REST API and MCP.

CRS Reports

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Congressional Research Service reports — Congress's own nonpartisan analysis of statutes, federal…

crypto

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Crypto MCP — cryptocurrency prices and currency conversion

crypto-intelligence

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Pay-per-call crypto intelligence: 50 tools, own BTC/Kaspa/Bittensor nodes, x402 USDC, no API key.

Crypto Market Intelligence MCP

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Crypto prices, market overview, DeFi TVL, whale flows & anomaly scans for trading agents.

Crypto News Feed API

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Real-time crypto news with sentiment scores, token mentions.

Crypto Price MCP

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Free, keyless live cryptocurrency prices, market cap, and 24h change via CoinGecko.

Crypto Prices

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Live and historical cryptocurrency prices via CoinGecko free API.

Crypto Prices Mcp

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Unlock the power of real-time cryptocurrency data with our Crypto Price Insights MCP server.

crypto-signal

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Cloudflare Workers MCP server: crypto-signal

Crypto Trends API

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Track crypto token and narrative attention across platforms.

Crypto Trends MCP

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Crypto token and narrative trend volume over time, with growth signals.

CryptoAgentMail

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Hosted email MCP for AI agents with inboxes, send/receive, memory, recovery, and credits.

Cryptocompare

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CryptoCompare prices, OHLC history, social stats, news, exchanges.

CryptoCultCurt-appfolio-mcp-server

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Provide seamless access to Appfolio Property Manager Reporting API through a standardized MCP serv…

CryptoData API

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Crypto MCP with 21 tools for market data, DeFi, analytics, and sentiment.

cryptoetf

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Live spot crypto ETF flows for 13 assets, CEFI sentiment index and prices.

Cryptopolitan MCP

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Real-time crypto news, analysis, and price predictions for AI agents via MCP.

cryptoport-port

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Daily board of what crypto YouTube channels said: coin calls, stances, catalysts.

Crystallography

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Crystallography Open Database (COD) MCP.