{"uid":"cap_uloVCcBugt9fOCfzcBlvg","slug":"particle-pro-list-trending-podcast-guests-07cd50cd","name":"Particle Pro: List Trending Podcast Guests","description":"List trending podcast guests. Surfaces guests who are currently making the podcast rounds — the kind of cross-show interview activity that signals a book launch, product unveil, news-cycle moment, or new-on-the-scene debut.","url":"https://api.particle.pro/v1/podcasts/guests/trends","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"},"since":{"type":"string","description":"Inclusive lower bound of the trend window (default: 30 days ago)"},"cursor":{"type":"string","description":"Opaque pagination cursor from previous response"},"topic_id":{"type":"string","description":"Restrict to guests with at least one in-window appearance on an episode classified under this topic"},"suitability_tier_max":{"enum":["SAFE","LIMITED","SENSITIVE","UNSAFE"],"type":"string","description":"Restrict to in-window appearances on podcasts at or below this IAB Tech Lab brand-safety tier"},"min_distinct_podcasts":{"type":"integer","format":"int64","description":"Minimum number of distinct podcasts the guest must have appeared on inside the window (default 2)"},"first_appearance_since":{"type":"string","description":"Restrict to guests whose earliest-ever appearance is on or after this date (the \"new on the scene\" cut)"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_B2YsIFWMhPGUTMJChox0M","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a ranked list of podcast guests currently making the rounds across multiple shows, signaling book launches, product unveils, news-cycle moments, or emerging personalities.","exampleAgentPrompt":"Who are the top trending podcast guests right now — specifically guests who've appeared on at least 3 distinct shows in the last 30 days and are in brand-safe content only?","exampleUseCases":[{"title":"Book launch PR monitoring","prompt":"Show me the top podcast guests who've appeared on at least 4 different shows since January 1st — I want to spot who's doing a book or product launch tour right now."},{"title":"Discovering new breakout voices","prompt":"Find me podcast guests whose very first-ever appearance was in the last 60 days and who've already shown up on at least 2 different shows — I'm looking for fresh breakout names."},{"title":"Niche topic guest research","prompt":"Who are the trending podcast guests in the technology space right now, limited to shows rated SAFE for brand safety, appearing on at least 2 distinct podcasts in the last 30 days?"}],"resultDescription":"A paginated list of trending podcast guests, each with cross-show appearance counts, distinct podcast counts within the trend window, topic classifications, and brand-safety tier data. Includes an opaque cursor for fetching the next page.","failureModes":["Invalid 'since' or 'first_appearance_since' date format returns a 400 error","Unknown 'topic_id' value returns empty results or 404","Invalid 'suitability_tier_max' enum value returns a 400 validation error","'min_distinct_podcasts' set very high (e.g. 10+) may return empty results for niche topics","Expired or invalid pagination cursor returns a 400 or 422 error","No trending guests found in the specified window returns an empty result set"],"whenToPreferThis":"Choose this endpoint when you need to identify which individuals are currently appearing across multiple podcast shows simultaneously — a strong signal of PR campaigns, book launches, product unveils, or emerging public figures. It is preferable over episode-level search when the goal is trend detection across shows rather than finding specific episodes, and over guest profile lookups when you don't know who to look up yet.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:00.223Z","isFirstParty":false}