{"uid":"cap_fc8F_vXSRrn_kvrnDycNj","slug":"particle-pro-list-entity-types-1970fdbe","name":"Particle Pro: List Entity Types","description":"List entity types. Returns the entity categories supported as values for the type query parameter on /v1/entities and the entity_type query parameter on /v1/podcasts/episodes/search.","url":"https://api.particle.pro/v1/entities/types","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 (default: all)"},"cursor":{"type":"string","description":"Opaque pagination cursor from previous response"}}}},"additionalProperties":false}}},"responseSchema":null,"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__NrSQkO7Z3aF4-f8HGILM","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":"Returns the list of entity categories supported as valid values for the 'type' parameter when querying entities or searching podcast episodes.","exampleAgentPrompt":"What entity types does Particle Pro support — I need to know the valid values I can pass as the 'type' parameter when searching podcast entities or filtering episode searches.","exampleUseCases":[{"title":"Building a podcast entity search UI","prompt":"I'm building a search filter for podcast entities — can you fetch all the entity type categories Particle Pro supports so I can populate the dropdown options?"},{"title":"Validating entity type before querying","prompt":"Before I run a podcast episode search on Particle Pro filtered by entity type, can you list all the valid entity_type values so I know which one to use?"},{"title":"Exploring Particle Pro entity taxonomy","prompt":"I want to understand how Particle Pro classifies entities — can you pull the full list of supported entity categories it uses for podcast intelligence?"}],"resultDescription":"A list of entity type categories (e.g., person, brand, topic) that are valid values for the 'type' query parameter on /v1/entities and the 'entity_type' parameter on /v1/podcasts/episodes/search, with optional pagination via cursor and limit.","failureModes":["Invalid or expired pagination cursor returns an error or empty result","Exceeding rate limits may result in 429 Too Many Requests","Network or upstream errors return 5xx responses","Invalid limit parameter type may return a 400 error"],"whenToPreferThis":"Use this endpoint before querying /v1/entities or searching podcast episodes by entity type, to discover and validate the exact type values accepted by those endpoints. Essential for dynamic UI population or agent workflows that need to enumerate valid filter options without hardcoding them.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:45.835Z","isFirstParty":false}