{"uid":"cap_Z5-wUyvkMvmuSsqfYh8bg","slug":"weather-station-lookup-for-prediction-market-temperature-contracts-64163eda","name":"Weather Station Lookup for Prediction Market Temperature Contracts","description":"Paid calls cost 0.01-0.02 USDC on eip155:8453 via x402 (exact scheme). Free: /stations, /preview/*, /health, /, /openapi.json, /llms.txt, /.well-known/x402.","url":"https://weather-x402.linholiday.workers.dev/market-station?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":["q"],"properties":{"q":{"type":"string","description":"Kalshi ticker/series (KXHIGHNY, KXHIGHNY-26OCT21-B88.5), Polymarket event slug or URL (highest-temperature-in-nyc-on-october-21-2026), city name, or ICAO"},"venue":{"enum":["kalshi","polymarket"],"type":"string","description":"Filter for city-name queries"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"query":"KXHIGHCHI-26OCT21-B58.5","matches":1,"results":[{"city":"Chicago","date":"2026-10-21","kind":"high","units":"F (whole degrees)","venue":"kalshi","strike":{"type":"bracket","value":58.5,"range_f":[58,59]},"station":{"tz":"America/Chicago","icao":"KMDW","name":"Chicago/Midway Intl"},"cli_code":"CLIMDW","day_window":{"end":"2026-10-22T06:00:00.000Z","basis":"local_standard_time_day","start":"2026-10-21T06:00:00.000Z"},"station_trap":"The Polymarket market for Chicago settles on a different station: KORD."}]}},"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_ZtBKvpQyGCr0ojIbBrgHF","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":"Resolves a Kalshi or Polymarket temperature prediction-market ticker or event slug to the correct weather station, strike details, and settlement window needed to trade or settle the contract.","exampleAgentPrompt":"Look up the weather station, strike bracket, and settlement time window for the Kalshi contract KXHIGHCHI-26OCT21-B58.5 — I want to know exactly which station settles it and whether Polymarket uses a different one for Chicago.","exampleUseCases":[{"title":"Kalshi temperature contract station resolution","prompt":"I'm trading KXHIGHNY-26OCT21-B88.5 on Kalshi — can you find me the exact ICAO weather station that settles this contract, the temperature bracket range, and the local day window it covers?"},{"title":"Polymarket vs Kalshi station discrepancy check","prompt":"I'm looking at the highest-temperature-in-chicago Polymarket event — does it settle on the same weather station as the equivalent Kalshi contract, or are they different? I need both station codes."},{"title":"City-name temperature market lookup","prompt":"Find the Kalshi settlement weather station and strike details for high temperature markets in Miami — I just have the city name, not the ticker."}],"resultDescription":"A JSON object containing the matched market details: city, date, temperature kind (high/low), units, venue (kalshi/polymarket), strike value and bracket range in °F, the settlement ICAO station name and timezone, CLI code for NOAA data retrieval, the precise UTC day window for settlement, and a 'station_trap' warning if Kalshi and Polymarket use different stations for the same city.","failureModes":["Unrecognized ticker or slug returns zero matches","City name ambiguity without venue filter may return multiple or wrong results","Unsupported market types (non-temperature contracts) return no results","Payment failure (insufficient USDC balance on Base/eip155:8453) blocks the paid call","Malformed query string returns validation error"],"whenToPreferThis":"Choose this endpoint when an agent needs to programmatically resolve Kalshi or Polymarket temperature contract identifiers to the authoritative weather station used for settlement — especially when avoiding the 'station trap' of Kalshi and Polymarket referencing different stations for the same city. Prefer this over generic weather APIs when the goal is prediction-market accuracy rather than general forecasting.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:38:16.090Z","isFirstParty":false,"canonicalSlug":"weather-station-lookup-for-prediction-market-temperature-contracts-64163eda"}