Servers with an HTTPS address: nothing to install locally, just paste the URL into your client's settings. Each one is health-checked on a schedule.
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
Finance & Payments · No sign-in · Free
Voluntary carbon market news and open carbon price data.
Development · No sign-in · Free
Search live US dealership inventory, get market prices, and send buyer inquiries.
Development · No sign-in · Free
Search current U.S.
Development · No sign-in · Free
MTG market data: search 114K+ cards, price signals, AI analysis.
Search & Research · No sign-in · Free
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.
Search & Research · No sign-in · Free
Manage your CardPing business-card directory: add, search, view scans, and manage events.
Search & Research · No sign-in · Free
Sports card database: card search, full set checklists, parallel lookup, card identification.
Search & Research · No sign-in · Free
French used-car search across LeBonCoin, LaCentrale, L'Argus and more, with price estimates.
Search & Research · API key required · Free
Search, compare & filter 102,191 European car variants — 180 specs, 19 languages, EV data.
Development · No sign-in · Free
Search, localized specs (180 spec types across 19 categories: safety, comfort/interior, engine/fuel, performance, EV/hybrid, chassis, dimensions & weights…
- Search Cars: Free-text search across 102k+ vehicle variants, 115 brands, 19 languages. Returns candidate variant_ids to pass to get_specs/get_images/compare_variants.
- Get Specs: Full localized specs for one vehicle variant, in any of 19 languages — 180 spec types covering engine & fuel, performance, EV/hybrid, safety (30 specs), comfort & interior (47), exterior, c
- Compare Variants: Side-by-side localized specs for 2-4 vehicle variants.
Search & Research · No sign-in · Free
Search used car inventory, check NHTSA recalls, decode VINs, and manage automated search scouts.
Development · API key required · Free
Search 30,000+ decided U.S.
Development · No sign-in · Free
Search 9M+ court opinions and federal dockets.
- Search Case Law: Search court opinions by keyword. Returns case names, citations, courts, and dates. Args: query: Legal search terms (e.g., "ERISA arbitrary capricious standard of review insurance den
- Get Opinion: Get the full text of a court opinion by CourtListener cluster ID. Args: cluster_id: The CourtListener cluster ID (from search results)
- Search Dockets: Search federal court dockets (RECAP archive) for active litigation. Args: query: Search terms (e.g., "UnitedHealthcare mental health parity class action") court: Court filter or "" for
Search & Research · No sign-in · Free
Shared workspace your AI agents write to.
- Agents Deregister: Marks an agent session offline. The vertex is preserved so the next register call can refresh it; the live presence record is removed.
- Agents Get: Fetches a single agent session by RID, with `live_present` indicating live MCP connection state.
- Agents Heartbeat: Refreshes an agent session's heartbeat. Bumps last_heartbeat_at to keep the agent marked online. Call periodically (~30s) to avoid being swept offline.
Finance & Payments · No sign-in · Free
Castle Finance — Solana DeFi Agent Execute DeFi operations on Solana directly through AI agents.
- Ping: Free – health check
- Info: Free – server metadata
- Swap: Swap via Jupiter DEX. 0.001 USDC/call.
Finance & Payments · No sign-in · Free
Castles, fortresses, palaces and ruins worldwide: search, nearby, fame ranking, statistics.
Analytics & Data · No sign-in · Free
Search real parts with datasheet-provenance specs, check compatibility and compose priced BOMs.
Search & Research · No sign-in · Free
Search Avva for an expert, then connect their model - judgment from real past decisions.
Messaging · No sign-in · Free
Search & add local tours and experiences (Italy/EU).
Search & Research · No sign-in · Free
Search 41,000+ agent skills, MCP servers, plugins & loops — real install counts and stars.
Development · No sign-in · Free
Search Promotion Pros' branded merchandise, price a real quantity, and estimate delivery.
Development · No sign-in · Free
Maritime VSAT spares: part search, fitment, supersession and quote requests for satmarin.com
Search & Research · No sign-in · Free
Search and fetch skills from your org's Skills and Agents catalog.
Development · API key required · Free
Read-only AgentiScript concept search, catalog, authenticity, license, and approved asset discovery.
Search & Research · No sign-in · Free
Check reward coverage by country, search real catalog items, and ask how CatalogAPI works.
Development · No sign-in · Free
Web search API: find every relevant event across the open web, not just the top results.
Development · API key required · Free
Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk.
Development · No sign-in · Free
Provides metadata information to AI agents through the search API.
Development · API key required · Free
Hire specialists by the hour — search, schedule, and pay via MCP protocol.
- Register Agent: [Public] Register a new agent. Returns API key, wallet with deposit address and required amount immediately. Email verification is optional but required to access user profiles.
- Verify Email: [Public] Confirm email with the 6-digit code. Email verification is optional but required to access user profiles.
- Resend Verification: [Public] Resend email verification code.
Search & Research · No sign-in · Free