{"uid":"cap_jUr65YptePlVY2hvEEHCj","slug":"nft-alpha-opensea-collection-market-signals-9aa31b0c","name":"NFT Alpha - OpenSea Collection Market Signals","description":"NFT Alpha: OpenSea NFT market signals for one or many currently watched OpenSea collection slugs. Body: { collection: string } or { collections: string[] }; omit the body to query all watched collections. Returns listing/sale/bid counts, price stats, sell-through, and signals such as HIGH_DEMAND, UNDERPRICED_LISTING, BID_FRENZY, DUMP_WARNING, LOW_DEMAND. NFT Alpha OpenSea market signals for NFT listings, sales, bids, floor price, and bid frenzy. Not financial advice.","url":"https://nft-alpha-x402.fly.dev/api/nft-signal","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"collection":{"enum":["boredapeyachtclub","mutant-ape-yacht-club","azuki","pudgypenguins","milady","doodles-official","degods","cryptopunks"],"type":"string","pattern":"^[a-z0-9][a-z0-9-]{0,100}$","maxLength":101,"minLength":1,"description":"Currently watched OpenSea collection slug, for example pudgypenguins"},"collections":{"type":"array","items":{"enum":["boredapeyachtclub","mutant-ape-yacht-club","azuki","pudgypenguins","milady","doodles-official","degods","cryptopunks"],"type":"string","pattern":"^[a-z0-9][a-z0-9-]{0,100}$","maxLength":101,"minLength":1},"maxItems":10,"minItems":1,"description":"Batch query 1 to 10 currently watched OpenSea collection slugs"}}},"responseSchema":{"type":"json","example":{"ok":true,"meta":{"queried":1,"with_data":1,"disclaimer":"Signals describe recent buffered OpenSea activity and are not financial advice.","stream_status":"live_data_available","window_minutes":5,"last_stream_error":null,"watched_collections":["boredapeyachtclub","mutant-ape-yacht-club","azuki","pudgypenguins","milady","doodles-official","degods","cryptopunks"],"buffered_collections":1,"last_stream_error_at":null,"last_stream_event_at":"2026-08-26T12:00:00.000Z","upstream_stream_status":"connected"},"results":[{"prices":{"avg_list":11.2,"avg_sale":12.1,"min_list":9.8},"ratios":{"bid_to_list":2.58,"sell_through":0.75},"signals":[{"type":"BID_FRENZY","detail":"2.6x bids per listing"}],"activity":{"bids":31,"sales":9,"offers":5,"listings":12},"timestamp":"2026-08-26T12:00:00.000Z","collection":"pudgypenguins","signal_count":1,"window_minutes":5}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_aQQfoA4L02XI8JKXTBlI3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns NFT market signals (demand, pricing, bid activity, dump warnings) for one or more OpenSea collections based on listing, sale, and bid data","exampleAgentPrompt":"What are the current NFT Alpha market signals for pudgypenguins on OpenSea — is there high demand, bid frenzy, any dump warnings, and what does the floor price and sell-through look like right now?","exampleUseCases":null,"resultDescription":"A structured response containing listing count, sale count, bid count, floor price, sell-through rate, and one or more categorical market signals such as HIGH_DEMAND, UNDERPRICED_LISTING, BID_FRENZY, DUMP_WARNING, or LOW_DEMAND for the requested OpenSea collection(s).","failureModes":["Invalid or unknown collection slug returns an error or empty signal set","Collection has insufficient data for signal generation, resulting in LOW_DEMAND or null signals","Batch request exceeds 10 collections and is rejected","Payment of $0.05 USDC not provided or fails, resulting in 402 Payment Required","OpenSea data unavailable or rate-limited upstream, causing a service error"],"whenToPreferThis":"Use this endpoint when you need real-time NFT market intelligence for OpenSea collections, specifically the categorical signals (HIGH_DEMAND, BID_FRENZY, DUMP_WARNING, UNDERPRICED_LISTING, LOW_DEMAND) alongside raw listing/sale/bid counts and floor price stats. Prefer this over general NFT APIs when you want pre-computed demand signals rather than raw data, and when you need to evaluate up to 10 collections in a single call for comparative analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:37:53.534Z","isFirstParty":false}