Which MCP servers actually work?

We track 59133 servers from the official MCP Registry. 40018 are hosted (remote); we have health-checked 39686 so far. 343 use templated URLs that need user-specific values and can't be checked. Of those checked, 23738 passed a full MCP handshake, 11763 are up but need credentials, and 4185 failed or were unreachable (last check 2026-11-08T11:25:19.505Z UTC). How we check.

ServerUsers (30 d)HandshakeAuthToolsLatencyLast checked (UTC)Category
PascalCase charset, value discarded
io.github.sadri-dridi/pascalcase-ok
0HealthyNone31263 ms2026-11-06T18:15:44.952Zagents-and-memory
path/case segment count, text discarded
io.github.sadri-dridi/path-n
0HealthyNone31301 ms2026-11-06T18:15:44.948Zagents-and-memory
POSIX path shape, path discarded
io.github.sadri-dridi/path-posix-ok
0HealthyNone31455 ms2026-11-06T18:15:44.946Zagents-and-memory
Aster National Insurance Group
com.douxprocess/aster-national-insurance
0HealthyNone43600 ms2026-11-06T18:10:50.452Zcommunication
package.json key count, body discarded
io.github.sadri-dridi/package-ok
0HealthyNone312787 ms2026-11-06T18:10:50.400Zdeveloper-tools
Pascals to bar
io.github.sadri-dridi/pa-to-bar
0HealthyNone311315 ms2026-11-06T18:10:50.177Zagents-and-memory
DouxProcess: find a licensed insurance agency
com.douxprocess/insurance-agencies
0HealthyNone52244 ms2026-11-06T18:10:49.437Zcommunication
RealYield
uk.co.realyield/realyield
0HealthyNone111478 ms2026-11-06T18:10:49.259Zfinance-and-payments
:path absolute-path shape, value discarded
io.github.sadri-dridi/path-h2-ok
0HealthyNone311428 ms2026-11-06T18:10:49.092Zagents-and-memory
paragraph count, text discarded
io.github.sadri-dridi/para-ok2
0HealthyNone311303 ms2026-11-06T18:10:49.069Zagents-and-memory
npm Name Shape
io.github.sadri-dridi/npm-name-shape
0HealthyNone311318 ms2026-11-06T18:10:49.039Zdeveloper-tools
Mongo ObjectId hex length, value discarded
io.github.sadri-dridi/objectid-ok
0HealthyNone311307 ms2026-11-06T18:10:49.039Zagents-and-memory
UTC ISO ordinal date
io.github.sadri-dridi/ordinal-utc
0HealthyNone311306 ms2026-11-06T18:10:49.039Zagents-and-memory
Ounces to grams
io.github.sadri-dridi/oz-to-g
0HealthyNone311303 ms2026-11-06T18:10:49.039Zagents-and-memory
Parquet magic-byte check, file discarded
io.github.sadri-dridi/parquet-magic
0HealthyNone311329 ms2026-11-06T18:10:49.039Zagents-and-memory
Parquet magic-byte check, file discarded
io.github.sadri-dridi/parquet-ok
0HealthyNone311306 ms2026-11-06T18:10:49.039Zagents-and-memory
PascalCase hump count, value discarded
io.github.sadri-dridi/pascal-hump
0HealthyNone31757 ms2026-11-06T18:10:48.957Zagents-and-memory
multibase z-prefix, value discarded
io.github.sadri-dridi/multibase-z
0HealthyNone3164 ms2026-11-06T18:10:48.868Zagents-and-memory
Pascals to kilopascals, number discarded
io.github.sadri-dridi/pa-kpa
0HealthyNone311132 ms2026-11-06T18:10:47.391Zagents-and-memory
Origin header shape, value discarded
io.github.sadri-dridi/origin-ok
0HealthyNone311337 ms2026-11-06T18:10:47.389Zagents-and-memory
Troy ounces to grams, number discarded
io.github.sadri-dridi/oz-t-g
0HealthyNone311197 ms2026-11-06T18:10:47.387Zagents-and-memory
UTC offset shape like +02:00
io.github.sadri-dridi/offset-utc
0HealthyNone311355 ms2026-11-06T18:10:47.369Zagents-and-memory
OpenAPI version key shape, body discarded
io.github.sadri-dridi/openapi-ok
0HealthyNone311335 ms2026-11-06T18:10:47.369Zagents-and-memory
ORC magic-byte check, file discarded
io.github.sadri-dridi/orc-magic
0HealthyNone311321 ms2026-11-06T18:10:47.369Zagents-and-memory
newline count, text discarded
io.github.sadri-dridi/nl-ok
0HealthyNone3164 ms2026-11-06T18:10:47.346Zagents-and-memory
OCI image reference shape, name discarded
io.github.sadri-dridi/oci-ref-ok
0HealthyNone3171 ms2026-11-06T18:10:47.346Zagents-and-memory
Ogg magic-byte check, file discarded
io.github.sadri-dridi/ogg-magic
0HealthyNone3170 ms2026-11-06T18:10:47.346Zagents-and-memory
Packer source block count, body discarded
io.github.sadri-dridi/packer-ok
0HealthyNone3164 ms2026-11-06T18:10:47.346Zagents-and-memory
Origin scheme+host shape, URL discarded
io.github.sadri-dridi/origin-host
0HealthyNone3135 ms2026-11-06T18:10:47.260Zagents-and-memory
SocialDataX 百度贴吧 MCP
com.socialdatax/baidu-tieba
0HealthyNone191572 ms2026-11-06T18:10:46.394Zfinance-and-payments
ObjectId 4-byte time prefix, value discarded
io.github.sadri-dridi/objectid-ts
0HealthyNone3149 ms2026-11-06T18:10:46.010Zagents-and-memory
Mongo ObjectId base64 shape, value discarded
io.github.sadri-dridi/objectid-b64
0HealthyNone3135 ms2026-11-06T18:10:45.985Zagents-and-memory
EasyBuilder Korean Local Business Directory
io.github.a01038137493-coder/easybuilder-directory
0HealthyNone21388 ms2026-11-06T18:10:45.964Zsales-and-crm
Mongo ObjectId shape
io.github.sadri-dridi/objectid-shape
0HealthyNone3117 ms2026-11-06T18:10:45.856Zagents-and-memory
UTC nanosecond 9-digit band
io.github.sadri-dridi/ns-utc
0HealthyNone31481 ms2026-11-06T18:10:45.790Zagents-and-memory
obfuscated integer id band, value discarded
io.github.sadri-dridi/obf-id
0HealthyNone31257 ms2026-11-06T18:10:45.758Zagents-and-memory
Nanograms to grams, number discarded
io.github.sadri-dridi/ng-g
0HealthyNone31437 ms2026-11-06T18:10:45.752Zagents-and-memory
OWL class axiom count, body discarded
io.github.sadri-dridi/owl-ok
0HealthyNone31261 ms2026-11-06T18:10:45.748Zagents-and-memory
Nanoliters to liters, number discarded
io.github.sadri-dridi/nl-l
0HealthyNone31260 ms2026-11-06T18:10:45.745Zagents-and-memory
Mongo ObjectId 24-hex, value discarded
io.github.sadri-dridi/objectid-hex
0HealthyNone31280 ms2026-11-06T18:10:45.739Zagents-and-memory
Notion URL Shape
io.github.sadri-dridi/notion-url-shape
0HealthyNone31305 ms2026-11-06T18:10:45.734Zproductivity
multihash sha2 prefix, value discarded
io.github.sadri-dridi/multihash-sha
0HealthyNone31310 ms2026-11-06T18:10:45.729Zagents-and-memory
ORCID shape, id discarded
io.github.sadri-dridi/orcid-ok
0HealthyNone31334 ms2026-11-06T18:10:45.726Zagents-and-memory
ASN.1 OID arc shape, value discarded
io.github.sadri-dridi/oid-arc
0HealthyNone31369 ms2026-11-06T18:10:45.721Zagents-and-memory
Open Graph tag count, markup discarded
io.github.sadri-dridi/og-tag-count
0HealthyNone31467 ms2026-11-06T18:10:45.720Zagents-and-memory
Wavefront OBJ vertex count, file discarded
io.github.sadri-dridi/obj-ok
0HealthyNone3155 ms2026-11-06T18:10:45.641Zagents-and-memory
Open Graph meta count, markup discarded
io.github.sadri-dridi/og-meta-n
0HealthyNone3157 ms2026-11-06T18:10:45.247Zagents-and-memory
newline run length band, text discarded
io.github.sadri-dridi/nl-run
0HealthyNone3151 ms2026-11-06T18:10:45.229Zagents-and-memory
Nanometers to meters, number discarded
io.github.sadri-dridi/nm-m
0HealthyNone3140 ms2026-11-06T18:10:45.225Zagents-and-memory
ni: hash-URI shape, value discarded
io.github.sadri-dridi/ni-url
0HealthyNone3141 ms2026-11-06T18:10:45.223Zagents-and-memory

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