MCP server directory

59888 public MCP servers from the official MCP Registry (26001 from verified domains, 33887 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.

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Showing 1081 to 1110 of 3067

• OpenAI Billing

  io.github.mcp-dir/openai_billing-mcp

  OpenAI organization usage and cost reporting through an admin API key connected by the user.

  Community remotestreamable-http ai-modelsapi-integrationpayments

• OpenAPI Lint

  io.github.basitalisandhu/mcp-openapi-lint

  Lint OpenAPI 3.x documents for missing security, responses, descriptions and versioning.

  Community ocistdio api-integrationdeveloper-toolsdocuments

• OpenAPI Services

  io.github.alyiox/mcp-openapix

  MCP server that fronts any OpenAPI service: discover operations from its spec and call them

  Community pypistdio api-integration

• OpenAPI Swagger MCP

  io.github.nhan7777/openapi-swagger-mcp

  Discover, preview, call, and inspect configured Swagger/OpenAPI APIs through 11 fixed tools.

  Community npmstdio api-integration

• OpenAPI version key shape, body discarded

  io.github.sadri-dridi/openapi-ok

  OpenAPI version key shape, body discarded

  Community remotestreamable-http api-integration

• OpenAQ Air Quality MCP by UnClick

  io.github.malamutemayhem/openaq

  Global air quality measurements by location and country from OpenAQ. No API key. By UnClick.

  Community npmstdio api-integrationmaps

• OpenClaw MCP Ecosystem

  io.github.yedanyagamiai-cmd/openclaw-mcp-servers

  9 remote MCP servers on Cloudflare Workers for AI agents. Free tier + Pro API keys.

  Community remotestreamable-http api-integrationcloud

• OpenCode MCP Bridge

  io.github.ManuOtel/opencode-mcp-bridge

  Coordinate and verify OpenCode workers over MCP Streamable HTTP.

  Community remotestreamable-http api-integration

• OpenLeads

  io.github.Samyrrrrrr990/openleads

  Find leads with honest email evidence, then work them: CRM, sequences, tasks, deals. No API keys.

  Community pypistdio crmapi-integrationemail

• OpenProject

  io.github.kar-thik/openproject-mcp-server

  91 tools for the OpenProject API v3, with read-only, admin-gate, profile and per-group switches.

  Community pypistdio api-integration

• OpenSTAAD MCP Server

  io.github.BentleySystems/openstaad-mcp

  MCP server for Bentley STAAD.Pro via the OpenSTAAD API

  Community api-integration

• OpenSolar MCP

  io.github.Align-Software-Company/opensolar-mcp

  Unofficial, self-hosted MCP server for the documented OpenSolar API.

  Community npmstdio api-integration

• Openalex

  io.github.pipeworx-io/openalex

  OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)

  Community npmremotestdio api-integration

• Openapi®

  io.github.openapi/mcp-server

  Official Openapi® MCP server: Italian company data, PEC, SMS, vehicles, geocoding and more APIs.

  Community remotestreamable-http api-integrationcommunicationmaps

• Openaq

  io.github.pipeworx-io/openaq

  OpenAQ MCP — global air-quality measurements via the OpenAQ v3 API.

  Community npmremotestdio api-integration

• Openbeautyfacts

  io.github.pipeworx-io/openbeautyfacts

  Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).

  Community npmremotestdio api-integration

• Opencitations

  io.github.pipeworx-io/opencitations

  OpenCitations MCP — citation index (COCI + general Index API).

  Community npmremotestdio api-integration

• Opendosm My

  io.github.pipeworx-io/opendosm-my

  data.gov.my / OpenDOSM (Department of Statistics Malaysia) — official Malaysian open-data API.…

  Community npmremotestdio api-integration

• Openreview

  io.github.pipeworx-io/openreview

  OpenReview MCP — ML conference submissions and reviews (API v2)

  Community npmremotestdio api-integration

• Opensea

  io.github.pipeworx-io/opensea

  OpenSea MCP — NFT marketplace data (v2 API)

  Community npmremotestdio api-integrationcrypto

• Opentripmap

  io.github.pipeworx-io/opentripmap

  OpenTripMap MCP — wraps the OpenTripMap Places API (dev.opentripmap.org)

  Community npmremotestdio api-integrationmaps

• Opentrons OT-2 / Flex

  io.github.K-Dense-AI/labmcp-opentrons

  MCP server for Opentrons OT-2 and Flex liquid-handling robots (HTTP API).

  Community pypistdio api-integration

• Openweather

  io.github.pipeworx-io/openweather

  OpenWeather MCP — wraps the OpenWeatherMap API (openweathermap.org)

  Community npmremotestdio api-integration

• OpsConduit Jobber MCP

  io.github.opsconduit/jobber-mcp

  Customer-hosted read-only MCP server for Jobber ops reports, OAuth setup, and GraphQL validation.

  Community npmstdio api-integrationidentity

• OpsecForge

  io.github.cyberdroid2077/opsecforge

  Local MCP tools that keep secrets out of agent context: redact files, scan commits, verify webhooks.

  Community npmstdio api-integrationfilessecurity

• OptimToken

  io.github.OptimNow/ai-pricing-hub

  Compare LLM API and cloud compute pricing, estimate workload costs, pick a model within budget.

  Community remotestreamable-http ai-modelsapi-integration

• Orbis API Marketplace

  io.github.OrbisAPI/orbis-marketplace

  Browse, subscribe to, and call 3,000+ APIs autonomously. x402 USDC pay-per-call on Base.

  Community remotestreamable-http api-integration

• Orbis API Marketplace

  io.github.OrbisAPI/orbis-mcp

  8,000+ pay-per-call APIs via x402 USDC micropayments on Base. No API keys needed.

  Community npmstdio api-integration

• OrcaRouter

  io.github.Continuum-AI-Corp/orcarouter-mcp

  Browse 160+ LLM models and live pricing — no API key needed for catalog. Add key to route chat.

  Community npmstdio ai-modelsapi-integrationcommunication

• Order Book Depth API

  io.github.Br0ski777/orderbook-depth

  Uniswap V3 pool liquidity depth analysis — price impact at 1/2/5/10% levels. x402.

  Community remotesse api-integration

Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.