What this instance offers
/v1/capabilitiesAuthorizationBearer token · headerrequiredOK
anonymousbooleanrequiredAnonymous access is enabled
apiVersionstringrequireddemobooleanrequiredtrue on a demo database: every answer holds fictional subjects, not register data
fuzzyCapabilitiesBodyFuzzyStructrequiredShow propertiesHide properties
concurrencyPerInstanceinteger<int64>enabledbooleanrequirednotestringrequiredperKeyEverystringtimeoutstringmaxInFlightinteger<int64>requiredData requests this instance runs at once; beyond that, after a short wait, 503 with reason overloaded
mcpCapabilitiesBodyMCPStructrequiredThe read-only MCP adapter for AI agents
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enabledbooleanrequiredpathstringrateCapabilitiesBodyRateStructrequiredPer caller, per instance
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burstinteger<int64>requiredperSecondnumber<double>requiredsearchCapabilitiesBodySearchStructrequiredShow propertiesHide properties
limitMaxinteger<int64>requiredmodesstring[] | nullrequiredtaxpayerLookupbooleanrequiredLookup of natural persons without an IČO by DIČ
versionstringrequiredUnauthorized
codestringrequiredStable error code: invalid_request, invalid_identifier, unauthorized, forbidden, not_found, rate_limited, fuzzy_disabled, unavailable, internal
detailstringExplanation specific to this occurrence
errorsErrorDetail[] | nullValidation details
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ErrorDetaillocationstringWhere the error occurred, e.g. 'body.items[3].tags' or 'path.thing-id'
messagestringError message text
valueanyThe value at the given location
reasonstringFor unavailable: bootstrapping, setup, source_stale, timeout, database, overloaded
statusinteger<int64>requiredHTTP status code
titlestringrequiredShort summary of the problem type
typestringA URI reference for the problem type
Internal Server Error
codestringrequiredStable error code: invalid_request, invalid_identifier, unauthorized, forbidden, not_found, rate_limited, fuzzy_disabled, unavailable, internal
detailstringExplanation specific to this occurrence
errorsErrorDetail[] | nullValidation details
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ErrorDetaillocationstringWhere the error occurred, e.g. 'body.items[3].tags' or 'path.thing-id'
messagestringError message text
valueanyThe value at the given location
reasonstringFor unavailable: bootstrapping, setup, source_stale, timeout, database, overloaded
statusinteger<int64>requiredHTTP status code
titlestringrequiredShort summary of the problem type
typestringA URI reference for the problem type