{"uid":"cap_s0YSIGLoYqGLfRn6quFWp","slug":"quantx402-basic-market-signal-api-8aad21fb","name":"QuantX402 Basic Market Signal API","description":"Market signal engine for AI agents and traders: Kronos forecasts blended with market data, volatility ranges, prediction-market odds and sentiment into one JSON fact list. Crypto live; stocks, forex rolling out. Pay per call via x402.","url":"https://quantx402.app/api/v1/basic?utm_source=zero.xyz","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","required":["symbol"],"properties":{"symbol":{"enum":["BTC-USD","ETH-USD","SOL-USD","XRP-USD","BNB-USD","DOGE-USD","ADA-USD","AVAX-USD","LINK-USD","SUI-USD"],"type":"string","description":"Crypto pair (BTC-USD, ETH-USD, SOL-USD, XRP-USD, BNB-USD, DOGE-USD, ADA-USD, AVAX-USD, LINK-USD, SUI-USD)"},"wallet":{"type":"string","description":"Optional: your agent's wallet address (or send it in the X-Wallet header) so the one free trial call is tied to your wallet"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"as_of":"2026-10-11T22:00:00Z","symbol":"BTC-USD","product":"basic","_example":"EXAMPLE output for illustration only (captured/synthetic values); not live or current data. Not financial advice.","direction":"UP","confidence":"MEDIUM","horizon_end":"2026-10-12T22:00:00Z","expected_range":[83500,84900],"band_calibrated":false}},"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_jaZ40nrcuKbvkjEo-PWuu","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 a blended directional market signal (direction, confidence, expected price range) for BTC-USD or ETH-USD, combining Kronos forecasts with market data, volatility, prediction-market odds, and sentiment.","exampleAgentPrompt":"What's the current market signal for BTC-USD — direction, confidence level, and expected price range for the next 24 hours?","exampleUseCases":[{"title":"Crypto trading decision support","prompt":"Before I make a trade, can you pull the QuantX402 signal for BTC-USD and tell me whether it's trending up or down, how confident the model is, and what price range to expect?"},{"title":"Automated ETH portfolio rebalancing trigger","prompt":"Check the current market signal for ETH-USD — if direction is UP with MEDIUM or HIGH confidence, flag it so I can consider adding to my position."},{"title":"Daily crypto market briefing","prompt":"Give me this morning's market outlook for Bitcoin: what direction is it predicted to move, what's the confidence level, and what's the expected price range for the day?"}],"resultDescription":"A JSON object containing: the market symbol, a directional forecast (UP or DOWN), a confidence rating (e.g. LOW/MEDIUM/HIGH), an expected price range array [low, high], the forecast horizon end timestamp, an as-of timestamp, and whether the band is calibrated. Covers BTC-USD and ETH-USD in real time.","failureModes":["Unsupported symbol (only BTC-USD and ETH-USD currently live) returns an error or empty result","Payment failure via x402 protocol blocks access","Stale or uncalibrated band (band_calibrated: false) indicates the range estimate may be less reliable","Rate limiting if wallet address not provided and free trial already used","Network timeout if upstream market data sources are unavailable"],"whenToPreferThis":"Choose this endpoint when you need a fast, pay-per-call (no subscription) blended crypto market signal that combines forecasting, sentiment, volatility, and prediction-market odds in a single JSON call. Prefer it over raw price feeds when you want an interpreted directional signal with confidence and range, not just a spot price. Best for AI agents that need actionable trading context without building their own signal pipeline.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T06:38:11.563Z","isFirstParty":false,"canonicalSlug":"quantx402-basic-market-signal-api-8aad21fb"}