{"uid":"cap_CJEpPK82HRnmGe57EpTH0","slug":"fhir-r4-codesystem-list-5cc8eb5f","name":"FHIR R4 CodeSystem List","description":"List terminology code systems (CodeSystem resources) from the public HL7 FHIR R4 test server, returning {q} entries as a FHIR Bundle. Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/fhir-codesystem-list","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9MCj1-ZJExvk1YbMrgCeQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Lists terminology code systems (CodeSystem resources) from the public HL7 FHIR R4 test server, returning a specified number of entries as a FHIR Bundle in JSON format.","exampleAgentPrompt":"Can you pull the first 20 FHIR R4 CodeSystem resources from the HL7 public test server and show me what terminology systems are available?","exampleUseCases":null,"resultDescription":"A FHIR Bundle (JSON) containing the requested number of CodeSystem resources from the HL7 FHIR R4 public test server, each describing a medical terminology code system including its metadata such as URL, name, version, status, and content.","failureModes":["Invalid or missing q parameter may return an empty bundle or error","HL7 public test server unavailability may cause timeout or 5xx response","Non-integer value for q may result in a bad request error","Very large values of q may cause slow responses or partial results"],"whenToPreferThis":"Use this endpoint when you need to enumerate or browse available FHIR R4 terminology code systems from the HL7 public test server, particularly for healthcare interoperability work, FHIR implementation validation, or exploring what medical coding vocabularies are available in a standard FHIR environment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:14.533Z","isFirstParty":false}