{"uid":"cap_P5u0YlM5gAw3vTUcVWdHK","slug":"fhir-observation-by-category-83c2041c","name":"FHIR Observation by Category","description":"List FHIR Observation resources filtered by category {q} from the public HL7 FHIR R4 test server. Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/fhir-observation-by-category","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_yPT0v7k_OdGRUtQXRAZ19","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 FHIR R4 Observation resources from the public HL7 test server filtered by a specified category code","exampleAgentPrompt":"Can you pull all FHIR Observation resources in the 'vital-signs' category from the public HL7 FHIR R4 test server?","exampleUseCases":null,"resultDescription":"A JSON array of FHIR R4 Observation resources matching the specified category, including fields like subject, code, value, effectiveDateTime, and status as returned by the public HL7 FHIR R4 test server.","failureModes":["Invalid or unrecognized category code returns empty bundle or 400 error","Public FHIR test server may be temporarily unavailable causing timeout or 5xx response","Category parameter missing returns error or unfiltered/unexpected results","Very broad category with many results may cause slow response or truncation"],"whenToPreferThis":"Use this endpoint when you need to retrieve FHIR R4 Observation resources filtered by a known category (e.g. 'vital-signs', 'laboratory', 'social-history') from the public HL7 FHIR R4 test server, particularly for prototyping, testing FHIR integrations, or exploring clinical observation data structures without setting up your own FHIR server.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:17:17.218Z","isFirstParty":false}