{"data":{"slug":"particle-pro","name":"Particle Pro","description":"Podcast intelligence for AI agents: transcripts and semantic search across episodes, guests and appearances, chart rankings, advertising and sponsor analytics, political-bias and brand-suitability analytics, plus companies, people and topics as one knowledge graph. 100+ REST endpoints and an MCP server (mcp.particle.pro) payable per request in USDC on Base via x402 v2 (Coinbase CDP facilitator), $0.01 to $0.04 per call, no API key or signup. Capability manifest at /.well-known/x402, x-payment-info on every payable operation in /openapi.json, Bazaar declarations on every 402.","base_url":"https://api.particle.pro","website_url":"https://docs.particle.pro/x402","category":"Data","endpoint_count":7,"min_price_usd":0.01,"uptime_24h":100,"source":"submitted","status":"online","verified":false,"verified_until":null,"payment_ready":true,"payment_ready_until":"2026-10-29T14:46:44.914Z","last_success_at":"2026-10-22T14:46:44.914Z","consecutive_failures":0,"check_interval_minutes":15,"last_checked_at":"2026-10-22T14:46:44.914Z","created_at":"2026-09-07T08:35:12.278Z","uptime":{"24h":100,"7d":100,"30d":100,"90d":100,"coverage":{"24h":{"daysCovered":1,"checkCount":52},"7d":{"daysCovered":7,"checkCount":583},"30d":{"daysCovered":30,"checkCount":2652},"90d":{"daysCovered":46,"checkCount":4058}}},"avg_response_time_ms":318,"total_checks":2734,"networks":["BSE"],"networks_caip2":["eip155:8453"],"asset":"USDC","endpoints":[{"id":"46088ecc-ffe8-4605-95b8-198b1a3c4fbb","method":"GET","path":"/v1/companies/resolve","description":"Get a company. Returns a single company by slug (e.g., 'apple'), domain (e.g., 'apple.com'), or ID.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.901Z","variable_amount":false,"min_price_usd":0.01,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"10000","price_usd":"0.0100000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"07436e11-3418-4707-a56e-59dd92be3ce7","method":"GET","path":"/v1/people/resolve","description":"Get a Person. Returns the comprehensive Person payload including display name, slug, headshot, curated bio, the Person's company-role history (most recent first), known third-party profile links, and an optional knowledge-graph cross-reference","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.878Z","variable_amount":false,"min_price_usd":0.01,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"10000","price_usd":"0.0100000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"4bca55fb-7b89-4d55-b6e8-2ec5a7e5bdb3","method":"GET","path":"/v1/podcasts/advertising/leaderboard","description":"Get advertising leaderboard. Returns the top podcast advertising sponsors ranked by the specified metric, with optional time range and company filtering.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.860Z","variable_amount":false,"min_price_usd":0.04,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"40000","price_usd":"0.0400000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"0e9bcb73-875a-457d-8c29-978aa8d67ca1","method":"GET","path":"/v1/podcasts/episodes/search","description":"Search podcast episode content. To find podcasts (shows) by name or topic, use /v1/podcasts/search?q=….","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.888Z","variable_amount":false,"min_price_usd":0.03,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"30000","price_usd":"0.0300000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"bfd3937f-4a06-461d-91e6-95690dda4a16","method":"GET","path":"/v1/podcasts/guests","description":"List podcast guests. Returns a paginated directory of Persons who have appeared on at least one podcast episode in a non-host listing role.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.868Z","variable_amount":false,"min_price_usd":0.03,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"30000","price_usd":"0.0300000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"ba6931ac-2dbc-4999-a4d2-70d1441754b6","method":"GET","path":"/v1/podcasts/rankings","description":"List podcast rankings. Returns chart entries from the live ranking snapshot.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.895Z","variable_amount":false,"min_price_usd":0.03,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"30000","price_usd":"0.0300000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null},{"id":"6fb3f8af-bbb0-4b0e-8362-1f9494d6c709","method":"GET","path":"/v1/podcasts/search","description":"Search podcasts. Searches the podcast catalog by show name — the canonical podcast search.","mime_type":"application/json","is_active":true,"first_seen_at":"2026-09-07T08:35:12.278Z","last_seen_at":"2026-10-22T14:46:44.853Z","variable_amount":false,"min_price_usd":0.01,"networks":["BSE"],"pricing":[{"scheme":"exact","network":"eip155:8453","network_caip2":"eip155:8453","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_address_norm":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USDC","price":"10000","price_usd":"0.0100000000","pay_to":"0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7","max_timeout_seconds":300}],"pay_to_divergence":null}],"pay_to_changes":[],"assessment":{"updated_at":"2026-10-22T14:03:17.522Z","input_hash":"b39bb39103b08777a23ccc66cf1af97a927857a1895caa3a664dbe7444d14c8b","model_id":null,"prompt_version":null,"reliability":{"uptime":{"24h":100,"7d":100,"30d":100,"90d":100},"response_p95_ms":302,"avg_response_ms":318,"last_checked_at":"2026-10-22T13:56:51.886Z","consecutive_failures":0,"total_checks":2731},"compliance":{"grade":"A","passed":14,"total":14,"checks":[{"id":"payload_captured","label":"402 payload captured","pass":true},{"id":"accepts_present","label":"accepts[] array present","pass":true},{"id":"payto_recoverable","label":"payTo address recoverable","pass":true},{"id":"payto_conformant","label":"payTo at accepts[0].payTo (conformant shape)","pass":true},{"id":"payto_shape","label":"payTo is a valid on-chain address","pass":true},{"id":"price_present","label":"atomic price declared","pass":true},{"id":"price_sane","label":"atomic price in a sane range","pass":true},{"id":"asset_declared","label":"asset (token) address declared","pass":true},{"id":"network_caip2","label":"network resolves to CAIP-2","pass":true},{"id":"scheme_declared","label":"payment scheme declared","pass":true},{"id":"transport_https","label":"served over HTTPS","pass":true},{"id":"x402_version_current","label":"declares the current x402 version (2)","pass":true},{"id":"eip712_domain_extra","label":"EIP-712 domain parameters present on every EVM entry","pass":true},{"id":"version_channel_coherent","label":"x402 v2 envelope delivered in the payment-required header","pass":true}],"pay_to_source":"payTo","pay_to_location":"accept","staleness":{"probe_failing":false,"last_success_at":"2026-10-22T14:46:44.914Z","envelope_captured_at":"2026-09-07T08:36:01.683Z"}},"site":{"homepage":false,"openapi":false,"pricing":false,"llms_txt":true,"robots":false,"terms":false,"checked_at":"2026-10-22T14:03:14.786Z"},"domain":{"age_days":2058,"registrar":"Dynadot Inc","free_host":false,"created_date":"2021-03-01T14:33:24.491Z","checked_at":"2026-10-20T12:43:19.053Z"},"economics":{"price_usd":0.01,"price_atomic":"10000","model":"tiered","category_percentile":62,"stability":1,"price_max_usd":0.04,"category_percentile_max":51,"endpoint_count":7,"distinct_price_count":3},"risk":{"level":"clean","flags":[]},"synthesis":null,"traction":{"status":"measured","volume_usd_30d":1.56,"tx_count_30d":86,"unique_buyers_30d":13,"last_settlement_at":"2026-10-21T04:16:57Z","top_buyer_share_30d":0.28205128205128205,"top_3_buyers_share_30d":0.6794871794871795,"concentrated_volume":false,"trend_7d_vs_30d":0.35714285714285715,"shared_payout":false,"shared_with":0,"measured_networks":["eip155:8453"],"first_settlement_at":"2026-09-06T05:57:39Z","volume_usd_all_time":8.36,"tx_count_all_time":598,"median_settlement_usd_30d":0.01,"max_settlement_usd_30d":0.04,"settled_via":["coinbase"],"settled_via_detail":[{"id":"coinbase","volume_usd_30d":1.56,"tx_count_30d":86}],"shared_with_services":[],"pro_quota_share":1,"caveat":"Conservative undercount: only USDC settlements via facilitators we measure are counted. A measured floor, not an estimate.","all_time_caveat":"All-time is floored at the start of our harvest window, not the service full history."}}},"provenance":{"license":"CC-BY-4.0","attribution_required":true,"attribution":"Data: x402-list.com (CC BY 4.0)","cite_as":"https://x402-list.com/services/particle-pro","source":"https://x402-list.com"}}