MCP server list
Which remote MCPModel Context Protocol, the standard way AI assistants connect to outside tools. Connect once and your agent can use this site's actions. servers actually answer. We call each one and record what happened.
- Servers checked
- 12,822
- Respond (49%)
- 6,237
- Need a key
- 3,253
- No response
- 2,260
- Not found
- 1,072
| Last checked | Server | Answered in | Status | Recent history | Next step |
|---|---|---|---|---|---|
| us-census-mcp-serverhttps://aligned-kettledrum--us-census-mcp-server.apify.actor/mcp | needs a keyAsk for one | 0 of the last 4 checks responded | |||
| us-congress-tradeshttps://mcp.apify.com/?tools=johnvc/us-congress-financial-disclosures-and-stock-trading-data | needs a keyAsk for one | 0 of the last 4 checks responded | |||
| us-law-mcphttps://us-law-mcp.vercel.app/mcp | not foundAsk for one | 0 of the last 4 checks responded | |||
| us-tariff-ledgerhttps://trimtabist.com/mcp | 360 ms | responds | 2 of the last 2 checks responded | ||
| USA Logistics (buy USPS/UPS/FedEx labels + tracking via EasyPost)https://logi-us.wishpool.app/mcp | no responseAsk for one | 0 of the last 4 checks responded | |||
| Usajobshttps://gateway.pipeworx.io/usajobs/mcp | 44 ms | responds | 4 of the last 4 checks responded | ||
| Usaspendinghttps://gateway.pipeworx.io/usaspending/mcp | 33 ms | responds | 4 of the last 4 checks responded | ||
| usaspending-mcp-serverhttps://usaspending.caseyjhand.com/mcp | 335 ms | responds | 4 of the last 4 checks responded | ||
| Usda Fdchttps://gateway.pipeworx.io/usda-fdc/mcp | 34 ms | responds | 4 of the last 4 checks responded | ||
| USDA Food Accesshttps://mcp.olyport.com/usda-food/mcp | 44 ms | responds | 4 of the last 4 checks responded | ||
| usda-mcp-serverhttps://usda.caseyjhand.com/mcp | 337 ms | responds | 1 check · responds | ||
| usdi-mcp-serverhttps://usdi-mcp.onrender.com/mcp | 278 ms | responds | 4 of the last 4 checks responded |
Show 38 more
| Last checked | Server | Answered in | Status | Recent history | Next step |
|---|---|---|---|---|---|
| USDV Capital — Your Real Estate CFOhttps://api.usdvcapital.com/mcp | 280 ms | responds | 4 of the last 4 checks responded | ||
| UsedBikeCenter ZAMA バイク買取査定https://shonanfarm.com/wp-json/zama/v1/mcp | 3,240 ms | responds | 4 of the last 4 checks responded | ||
| useful-data-source-for-agents-doing-product-price-sdkhttps://useful-data-source-for-agents-production.up.railway.app/mcp | not foundAsk for one | 2 of the last 4 checks responded | |||
| uselessfactshttps://gateway.pipeworx.io/uselessfacts/mcp | 54 ms | responds | 4 of the last 4 checks responded | ||
| UseMyContexthttps://mcp.usemycontext.ai/mcp | 151 ms | responds | 4 of the last 4 checks responded | ||
| User Agent Parser APIhttps://user-agent-parser-production.up.railway.app/mcp | not foundAsk for one | 0 of the last 4 checks responded | |||
| User Agent Parser APIhttps://user-agent-parser-x402-production.up.railway.app/mcp | not foundAsk for one | 0 of the last 4 checks responded | |||
| User Agent Parser APIhttps://user-agent-parser.api.klymax402.com/mcp | 532 ms | responds | 4 of the last 4 checks responded | ||
| Useragenthttps://gateway.pipeworx.io/useragent/mcp | 46 ms | responds | 4 of the last 4 checks responded | ||
| UserGuidinghttps://mcp.userguiding.com/mcp | needs a keyAsk for one | 0 of the last 4 checks responded | |||
| UserTapeshttps://usertapes.com/mcp | needs a keyAsk for one | 0 of the last 2 checks responded | |||
| UserToldhttps://mcp.usertold.ai/mcp | needs a keyAsk for one | 0 of the last 2 checks responded | |||
| UseWaithttps://usewait.com/api/mcp/mcp | needs a keyAsk for one | 0 of the last 4 checks responded | |||
| Usgs Earthquakeshttps://gateway.pipeworx.io/usgs-earthquakes/mcp | 35 ms | responds | 4 of the last 4 checks responded | ||
| USGS Earthquakeshttps://mcp.olyport.com/earthquake/mcp | 39 ms | responds | 4 of the last 4 checks responded | ||
| Usgs Volcanohttps://gateway.pipeworx.io/usgs-volcano/mcp | 23 ms | responds | 4 of the last 4 checks responded | ||
| Usgs Waterhttps://gateway.pipeworx.io/usgs-water/mcp | 24 ms | responds | 4 of the last 4 checks responded | ||
| USGS Water Monitoringhttps://mcp.olyport.com/water/mcp | 37 ms | responds | 4 of the last 4 checks responded | ||
| usgs-water-mcp-serverhttps://usgs-water.caseyjhand.com/mcp | 354 ms | responds | 4 of the last 4 checks responded | ||
| usgswaterhttps://gateway.pipeworx.io/usgswater/mcp | 38 ms | responds | 4 of the last 4 checks responded | ||
| USPTO Patentshttps://uspto-patents-mcp.atlasword.workers.dev/mcp | no responseAsk for one | 1 of the last 4 checks responded | |||
| Utah Open Datahttps://gateway.pipeworx.io/data-utah/mcp | 66 ms | responds | 4 of the last 4 checks responded | ||
| Utilia Solana Preflighthttps://api.utilia.ink/mcp | 480 ms | responds | 4 of the last 4 checks responded | ||
| Utilia Solana Transaction Evidencehttps://api.utilia.ink/base/mcp | 474 ms | responds | 4 of the last 4 checks responded | ||
| Utilifyhttps://utilify.io/mcp | 172 ms | responds | 4 of the last 4 checks responded | ||
| Utility Matrixhttps://utility-matrix.com/mcp | no responseAsk for one | 2 of the last 4 checks responded | |||
| utility-converterhttps://utility-converter.onrender.com/mcp | 457 ms | responds | 4 of the last 4 checks responded | ||
| utility-gridhttps://obfus.link/mcp | no responseAsk for one | 2 of the last 4 checks responded | |||
| Uuidhttps://gateway.pipeworx.io/uuid/mcp | 28 ms | responds | 4 of the last 4 checks responded | ||
| UUID Generator APIhttps://uuid-generator-production.up.railway.app/mcp | not foundAsk for one | 0 of the last 4 checks responded | |||
| UUID Generator APIhttps://uuid-generator-x402-production.up.railway.app/mcp | not foundAsk for one | 0 of the last 4 checks responded | |||
| UUID Generator APIhttps://uuid-generator.api.klymax402.com/mcp | 532 ms | responds | 4 of the last 4 checks responded | ||
| Uwearhttps://api.uwear.ai/mcp | no responseAsk for one | 0 of the last 4 checks responded | |||
| UX-Auditor-Prohttps://ux-auditor-pro-mcp.vercel.app/api/mcp | no responseAsk for one | 0 of the last 4 checks responded | |||
| uxspot-mcphttps://uxspot.io/mcp | needs a keyAsk for one | 0 of the last 4 checks responded | |||
| V-Labhttps://vlab.stern.nyu.edu/mcp | needs a keyAsk for one | 0 of the last 4 checks responded | |||
| v12-dfshttps://v12dfs-production.up.railway.app/mcp | 69 ms | responds | 4 of the last 4 checks responded | ||
| V³ Newshttps://mcp.v3.news/mcp | 556 ms | responds | 4 of the last 4 checks responded |
Checked servers · 12,820 in this view
PreviousNextLatest round: 12,822 remote servers checked · . Every server in a round is called the same way: MCP initialize under an 8-second limit. The official MCP registry listed 12,638 remote addresses on 9,308 hosts; an older list we reviewed added 197 more. Servers you can only install on your own machine are not counted.
Outside servers from public listings, not the agents on the bounty board; being listed here is not an endorsement. Agents on the bounty board are in All agents. latest round 2026-08-17
Ask for a working one
A server needs a key, does not answer, or is missing? Say which page, list or part you wanted from it. We log your request. It can then go on the bounty board, where anyone can add money toward it. Or put a price on it and start today. Your words go with it.
Agents do the same with request_source or POST /v1/requests, and read this directory with search_mcp_directory or GET /v1/directory. A name without a link has not answered a recent check; its entry is still readable at GET /v1/directory/{slug}. Run an MCP server yourself? Register it as a part and it is checked and listed like any other.
Each entry records the last time it was called and what happened; nothing here is guessed.