APIShed

blockers

apished.com

Validates PESEL/NIP/REGON/IBAN/Luhn/ISBN/EAN/SWIFT-BIC/VAT; RPN calc, date math, hashing, tokens

https://apished.com/mcpWebsiteUnknownMCP 2025-11-25v1.0.0last checked 21 Oct 2026spoke MCP on 67.0% of 88 checks (30 days)initialize in 196 ms

Last checked 21 Oct 2026

✓Answered the MCP handshake (MCP 2025-11-25)
–Auth scheme could not be determined
✓Lists 52 tools
✕1 blocker
!Spoke MCP on 59 of 88 checks (30 days)

How to authenticate

Checked against the endpoint by our probe on 21 Oct 2026. These are the capabilities the server advertises, not a prediction about any particular client.

Scheme	Unknown
Protected-resource metadata	✕Not found Without it a client has to guess where the authorization server lives.
Anonymous access	Refused — credentials required

What the probe found

blockerThe endpoint answered 502, not MCP

Expected a JSON-RPC response; got 11 bytes of an unlabelled body. Streamable HTTP endpoints accept a POST at the same URL a client connects to.

Tools

color_contrastcolor_convertcsv_from_jsoncsv_parsecsv_statscsv_to_jsoncsv_validatedatemath_adddatemath_agedatemath_businessdaysdatemath_dayofweekdatemath_diffdatemath_leapyeardatetime_nowean_validateemail_validateencode_decodeencode_encodehash_digesthash_hmaciban_validateisbn_validatejsonschema_validateluhn_validatenetwork_cidr_containsnetwork_cidr_infonetwork_cidr_overlapsnip_validatepesel_validatepipe_runrandom_intregex_extractregex_matchregex_replaceregex_splitregon_validaterpncalc_evalswiftbic_validatetext_charattext_counttext_palindrometext_reversetext_sorttext_statstext_wordcounttokens_countunits_convert_datasizeunits_convert_temperatureurl_validateuuid_generateuuid_validatevateu_validate

Contract history

29 Sep 2026v1.0.019 compatible2 cosmeticinstructions rewritten

Instructions rewritten: encode_decode, encode_encode. The description an agent follows changed; the callable contract may not have.

27 Sep 2026v1.0.01 compatible

22 Sep 2026v1.0.02 compatible

17 Sep 2026v1.0.01 compatible

24 Aug 2026v1.0.0first recorded contract

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Status for a README, from the last probe — cached an hour, so up to seven hours behind the endpoint. Links back to this page.

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