Verified directory
MCP Server Directory
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45,254 matching servers
Operational
Opentargets
io.github.pipeworx-io/opentargets
Open Targets MCP — disease/target/drug knowledge graph.
1321 ms latency100% 24h
Operational
opentax
io.github.Invaro/opentax
Verifiable US tax oracle for AI agents: cited, machine-checkable federal and state tax computation
557 ms latency— 24h
Operational
Opentopodata
io.github.pipeworx-io/opentopodata
Open Topo Data MCP.
1478 ms latency100% 24h
Operational
Opentopography
io.github.pipeworx-io/opentopography
OpenTopography MCP.
1674 ms latency100% 24h
Operational
Opentreeoflife
io.github.pipeworx-io/opentreeoflife
Open Tree of Life MCP.
1487 ms latency100% 24h
Operational
Opentripmap
io.github.pipeworx-io/opentripmap
OpenTripMap MCP — wraps the OpenTripMap Places API (dev.opentripmap.org)
1426 ms latency100% 24h
Operational
openunfurl
io.github.SolvoHQ/openunfurl
Zero-signup anonymous link-unfurl API. One GET returns clean JSON metadata for any public URL.
695 ms latency— 24h
Operational
Openverse
io.github.pipeworx-io/openverse
Openverse MCP — Creative-Commons-licensed image + audio search.
1303 ms latency100% 24h
Operational
Openweather
io.github.pipeworx-io/openweather
OpenWeather MCP — wraps the OpenWeatherMap API (openweathermap.org)
1178 ms latency100% 24h
Operational
openwein.de — deutsche Weingüter und Weinfeste
de.openwein/mcp
German wineries, wine towns and wine festivals: 5.900 entries in 13 regions. Read-only, no key.
756 ms latency— 24h
Auth required
OpenWork MCP Gateway
com.openworklabs/openwork
Your OpenWork org's skills, plugins, workflows, and connections through one OAuth MCP URL.
109 ms latency— 24h
Operational
openworkdays
io.github.SolvoHQ/openworkdays
Zero-signup business-day date-math API: add days, count days between dates, is-business-day.
801 ms latency— 24h
Operational
Operação de Transporte ANTT
io.github.mcp-dir/antt_operacao_transporte-mcp
Look up a road freight transport operation registered with Brazil's ANTT by RNTRC and RENAVAM, confi
370 ms latency— 24h
Operational
operant-mcp
io.github.saagpatel/operant-mcp
Read-only MCP server for the OPERANT AI operating-agent calibration benchmark.
226 ms latency100% 24h
Operational
OperatorNest tools
com.operatornest/tools
Calculate API and subscription costs, meeting time zones, recurring schedules and cron matches.
412 ms latency— 24h
Auth required
OperGo
com.opergo/mcp
Quotes, orders, manufacturing orders and invoices for contract manufacturers and their clients.
415 ms latency— 24h
Operational
Ophis MCP
fi.ophis/mcp
Gasless, MEV-protected onchain token swaps for AI agents on 14 EVM chains, built on CoW Protocol.
380 ms latency— 24h
Auth required
Opik
io.github.comet-ml/opik-mcp
Read and score Opik traces, experiments, datasets and prompts from your AI assistant.
135 ms latency— 24h
Auth required
Opinly
ai.opinly/opinly
SEO, competitor and AI-search data, plus blog management — draft, schedule and publish posts.
510 ms latency— 24h
Operational
opointo
com.opointo/opointo
Design a React Native app in a browser and emit it as a real Expo project you own, iOS and Android.
648 ms latency— 24h
Auth required
Oportunidados
br.com.oportunidados/mcp
Empresas do Brasil (CNPJ) e CRM da Oportunidados: busca, ficha completa, conta e funil.
586 ms latency— 24h
Operational
opportunity-exchange
ca.veilpoint/opportunity-exchange
Keyless Saskatchewan labour-market data: measured wages and rents, roles, jobs, outcomes, pathways.
311 ms latency— 24h
Auth required
OpsLevel
com.opslevel/mcp
Query your OpsLevel internal developer portal: catalog, maturity data, and tech docs.
219 ms latency— 24h
Operational
optical-intelligence
br.com.lensas/optical-intelligence
Optical education, prescription transposition, horizontal decentration and approximate prism. PT/EN.
981 ms latency— 24h