{"uid":"cap_Q4F8ISk0RxVfwK4HL6weo","slug":"sml-orderflow-imbalance-f8f7ec51","name":"SML Orderflow Imbalance","description":"Pay-per-call APIs and a read-only provider check for x402 buyers. Inspect evidence and live terms before a caller-controlled payment; accept delivery with proof.","url":"https://scriptmasterlabs.com/v1/market/orderflow-imbalance?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"source":{"type":"string"},"buy_volume":{"type":"number"},"observed_at":{"type":"string"},"sell_volume":{"type":"number"}}},"responseSchema":{"type":"json","example":{"note":"Route-specific live values are returned after successful accepted delivery.","product":"SML Orderflow Imbalance"}},"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_SxbhXD8JZfwMXIYyAD8qa","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 real-time order flow imbalance data for a given trading venue or instrument, priced at $0.01 USDC per call via x402 pay-per-call protocol.","exampleAgentPrompt":"I observed 850 buy volume and 320 sell volume from the Coinbase BTC-USD feed at 14:32 UTC today — can you run the SML Orderflow Imbalance calculation on that and tell me the imbalance signal?","exampleUseCases":[{"title":"Pre-trade directional signal check","prompt":"Before I submit this buy order on ETH-USD, I want to know the current orderflow imbalance — the source is Binance, observed buy volume is 1200, sell volume is 780, observed at 2024-06-10T09:15:00Z. What does SML Orderflow Imbalance say?"},{"title":"Algo strategy data enrichment","prompt":"My strategy observed 3400 buy contracts and 1100 sell contracts on CME ES futures at 15:00 UTC — can you compute the orderflow imbalance for source 'CME-ES' and give me the imbalance product value?"},{"title":"Live market pressure monitoring","prompt":"I'm watching a surge in buying on Kraken's SOL-USD pair right now — buy volume is 5600, sell volume is 900, observed just now. Pull the SML orderflow imbalance score so I can decide whether to follow the momentum."}],"resultDescription":"Returns a JSON payload with the SML Orderflow Imbalance product values for the given source, buy volume, sell volume, and timestamp — live route-specific metrics are revealed only after successful x402 payment and accepted delivery.","failureModes":["Payment not accepted — x402 payment header missing or insufficient funds result in 402 response with no data","Invalid source identifier — unrecognized or unsupported source string causes error","Missing required fields — omitting buy_volume or sell_volume returns validation error","Stale or malformed observed_at timestamp — improper date format causes rejection","Service unavailable — live data feed for the requested source may be temporarily offline"],"whenToPreferThis":"Use this endpoint when you need a real-time, per-call orderflow imbalance signal derived from your own observed buy and sell volume data for a specific market source, and you want to pay only per successful call via x402 micropayment. Prefer this over batch or subscription-based market data services when latency matters and you want verified, delivery-confirmed data with proof.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:45:35.259Z","isFirstParty":false,"canonicalSlug":"sml-orderflow-imbalance-f8f7ec51"}