MCP connectors for ChatGPT

capture

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capture is a memory layer that ingests emails, Slack threads, web pages, LinkedIn posts, and documents, then makes them queryable by any MCP-compatible AI…

• Get Project Summary: Get a summary of a project including recent decisions, top topics, and active stakeholders.
• Recall Decision History: Retrieve the decision history for a specific topic or keyword. Returns the 'Why' behind past choices.
• Identify Stakeholders: Return a 'who-to-talk-to' map for a given topic — people who have made or been named in decisions about it.

Courtière IA française : taux immobiliers du jour, capacité d emprunt HCSF, radar 190 banques.

CAR (Cadastro Ambiental Rural)

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Looks up the Rural Environmental Registry (CAR) of a property from the CAR number.

Find and compare live vehicle inventory from participating US dealers and contact them with consent.

Car Repair Cost Estimator

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Car repair cost estimates by make, model and repair type.

Test-network group buying through nine buyer and seller tools.

Carbon Arc

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The infrastructure for the AI economy: primitives for inference, agents, and decisions.

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.

carbon-factor-matcher

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MCP server for intelligent emission factor matching from ELCD and ecoinvent databases.

• Factor Match: Intelligent emission factor matching for carbon accounting and Life Cycle Assessment (LCA). Takes a natural-language description of an industrial activity or material (e.g. '10kV industr
• Factor Search: Keyword search over emission factor databases. Returns matching factors with metadata including emission value (kgCO2e per unit), unit, geographic scope, source database, and publicatio
• Factor Detail: Retrieve full metadata for a specific emission factor by its unique identifier. Returns complete information including emission intensity value, unit, geographic scope, applicability co

carbon-fyi

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Voluntary carbon market news and open carbon price data.

Carbon Intensity Uk

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UK Carbon Intensity MCP (National Grid ESO).

Carbon Interface

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Carbon Interface MCP — Carbon Interface API (v1)

Carbone MCP

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Generate PDF/DOCX/XLSX/PPTX from templates+JSON.

Discover and run life cycle assessment analyses across searchable categories and datasets.

• Get Account And Capabilities: Get your account information, available capabilities, and usage statistics. Returns your tier, available tool categories (not individual tools), databases you can access,
• Discover Available Lca Tools: Discover available tool categories and get detailed tool schemas. Three usage modes: 1. discover_available_lca_tools() - List all available categories 2. discover_availab
• Execute Lca Tool: Execute any EcoSemantic LCA tool by name. Use discover_available_lca_tools() first to find available tools and their required parameters. Session defaults (set via set_lca_session_de

Carbon footprints for products, carts, receipts and files — with one-step offsetting.

CarChat Inventory

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Search live US dealership inventory, get market prices, and send buyer inquiries.

Card Catalog

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Authenticate identities and earn professional certification badges through tiered exams.

• Discover: Returns the getting-started guide: what Card Catalog is, how to register, take exams, earn credentials, and verify other agents. Start here.
• Register: Register a new agent and receive an API key. The key is shown ONCE — save it. No auth required.
• Get Tiers: Returns all certification tiers with pricing, exam configs, prerequisites, and domain info. No auth required.

card-registry

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Hosts agent-card.json files for businesses who can't serve them from their own domain.

• Register Card: Hosts an agent-card.json at a permanent public URL. Requires x402 payment.
• Get Card: Retrieves a hosted agent card by slug. Free.
• List Cards: Lists all hosted card slugs. Free.

CardDeals Live Gift Card Deals

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Search current U.S.

MTG market data: search 114K+ cards, price signals, AI analysis.

CardMind - MTG Market Intelligence

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Live Magic: The Gathering market data.

• Search Cards: Search Magic: The Gathering cards by name with optional set and format filters.
• Get Card: Get a Magic: The Gathering card with its 30-day price history by Scryfall ID.
• Get Price Movers: Get top gaining and losing Magic: The Gathering cards over a configurable time period.

CarDossier Poland Market API

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Polish used-car market data for AI agents: live valuations (average/median/P25/P75), price-history trends, market liquidity (days-on-market), valuation…

• Get Market Valuation: Get average, median, P25, and P75 prices for a specific make/model/year in Poland. Natural names work: 'VW Golf', 'BMW 3 Series' or '320d', 'Mercedes C-Class', 'Audi A4', 'XC60'.
• Get Price History: Get monthly average price trend for up to 24 months to identify depreciation curves. Costs 10 credits per call; failed calls are auto-refunded.
• Get Market Liquidity: Get estimated days-on-market (DOM) showing how fast this car typically sells in Poland. Costs 6 credits per call; failed calls are auto-refunded.

Manage your CardPing business-card directory: add, search, view scans, and manage events.

Sports card database: card search, full set checklists, parallel lookup, card identification.

CareClinic Health Tracker

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Connect your CareClinic account to review medication and supplement schedules, recent symptom and mood activity, and descriptive wellness patterns.

• Careclinic Capabilities: Shows the CareClinic data and actions available in this release.
• Careclinic Account: Returns the connected CareClinic account’s plan and basic-versus-full insight entitlement.
• Careclinic Today Schedule: Returns today’s owned medication and supplement occurrences with time, dose, reminder identity, and status.

Career Craft.ing

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Capture and organize private career evidence as career memories.

Career Rift

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Manage job applications — jobs, companies, boards, notes, and profile — from your AI client.

Career Site Job Feed

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Read job postings live from employer career sites across 10 applicant tracking systems.

Careeronestop

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CareerOneStop MCP — wraps the CareerOneStop Web API (U.S.

Nursing care plans for students: diagnoses, SMART goals, interventions with rationale, sources.