{"uid":"cap_G9dPKQLOHMGN-g6-_k85D","slug":"particle-pro-list-podcast-topics-25781e29","name":"Particle Pro – List Podcast Topics","description":"List podcast topics. Returns the top-level topics covered across all podcasts, sorted by the number of podcasts covering each topic.","url":"https://api.particle.pro/v1/podcasts/topics","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"limit":{"type":"integer","format":"int64","description":"Results per page"},"cursor":{"type":"string","description":"Opaque pagination cursor from previous response"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_JGQ_2p_DJXareGgHtNfnG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the top-level topics covered across all analyzed podcasts, sorted by the number of podcasts covering each topic.","exampleAgentPrompt":"What are the most popular topics covered across podcasts on Particle Pro — show me the full ranked list of subjects?","exampleUseCases":[{"title":"Discover trending podcast subject areas","prompt":"What are the top podcast topics right now on Particle Pro, ranked by how many podcasts cover them? Give me the first 20."},{"title":"Build podcast topic navigation menu","prompt":"Pull the full ranked list of top-level podcast topics from Particle Pro so I can build a browsable category menu for my app."},{"title":"Research political media coverage breadth","prompt":"Can you show me which topics are covered most broadly across analyzed podcasts on Particle Pro? I want to see which subjects get the widest podcast coverage."}],"resultDescription":"A ranked list of top-level podcast topic labels, each associated with a count of how many podcasts cover that topic, sorted descending by coverage frequency. Response includes pagination support via cursor for iterating through additional results.","failureModes":["Empty result set if no podcasts have been analyzed yet","Pagination cursor invalid or expired — returns 400 or empty results","Rate limit or payment failure (x402) — endpoint requires 0.03 USDC per call","Network timeout if the podcast index is large and response is slow"],"whenToPreferThis":"Use this endpoint when you need a high-level taxonomy of podcast subject matter available on Particle Pro, particularly to power topic-based navigation, filtering UIs, or to understand the breadth of coverage across the podcast index. Prefer this over fetching individual podcast metadata when you need an aggregate, ranked view of topics rather than per-podcast details.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:54:18.963Z","isFirstParty":false}