{"uid":"cap_vkSS_HF47ih0I-oEEAc1r","slug":"signalharness-search-result-domain-group-29dd8d7a","name":"SignalHarness Search Result Domain Group","description":"Explore 330 pay-per-call x402 API services and 27 agent-native digital products, with Base USDC pricing, secure Polar checkout, and free discovery.","url":"https://signalharness.ai/api/agent/services/search_result_domain_group/invoke","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"request_json":{"type":"string","maxLength":65536,"minLength":2}}},"responseSchema":{"type":"json","example":{"replay":false,"result":{"warnings":["Verify the caller-supplied data before relying on this result."],"service_id":"search_result_domain_group","analysis_json":"{\"example\":\"schema-valid caller-supplied data\"}","evidence_scope":"caller_supplied_data"},"status":"succeeded","receipt":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","usage":[],"status":"succeeded","network":"eip155:8453","artifacts":[],"endedAtMs":0,"latencyMs":0,"paymentId":"example-payment","receiptId":"example-receipt","requestId":"example-request","serviceId":"search_result_domain_group","executionId":"example-execution","startedAtMs":0,"amountAtomic":"10000","resultSha256":"1ddf09893ddd3700f4e0091b914a554d4d8e02142133089b15b9a410b490615d","serviceVersion":"1.0.0","settlementReference":"0x0000000000000000000000000000000000000000000000000000000000000000"},"artifacts":[],"requestId":"example-request","executionId":"example-execution"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_c1Fgd3meG9sa7DtbaHIT2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Groups and organizes API service search results by domain on the SignalHarness agent-native marketplace","exampleAgentPrompt":"Search the SignalHarness marketplace for agent-native API services related to weather data and group the results by domain so I can see which categories have the most options.","exampleUseCases":[{"title":"Discovering APIs by domain category","prompt":"Search SignalHarness for all available image processing APIs and show me the results grouped by domain so I can compare what's out there."},{"title":"Exploring marketplace coverage for a topic","prompt":"I want to know which domain categories on SignalHarness have services related to financial data — can you search and group the results by domain for me?"},{"title":"Auditing agent tool availability","prompt":"Pull up a grouped view of all communication-related API services on SignalHarness so I can see how many options exist per domain cluster."}],"resultDescription":"Returns a JSON object containing grouped search results organized by domain, along with an analysis_json field with structured result data, status of the execution, a cryptographic receipt with payment details and result hash, and any warnings about caller-supplied data reliability.","failureModes":["Invalid or malformed request_json input returns a parsing error","Empty or missing request_json may cause validation failure","Overly broad queries may return empty domain groups","Rate limiting or payment failure may prevent execution","Backend service unavailability returns a failed status in the receipt"],"whenToPreferThis":"Use this endpoint when you need to discover and browse SignalHarness API services organized by domain category, especially when you want to understand the landscape of available services across different domains rather than retrieving a flat list. Prefer it over generic search endpoints when the grouping-by-domain output format is specifically needed for navigation or comparison tasks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T07:03:16.279Z","isFirstParty":false}