{"uid":"cap_myr8M5_rYWNQpU5KFOfnS","slug":"x402-factory-world-series-winner-probability-evergreen-3c07a736","name":"x402-factory World Series Winner Probability (Evergreen)","description":"Live probability: Who wins the next World Series? — Stable evergreen URL for a recurring question: Who wins the next World Series? Auto-resolves to the current market instance and rolls forward on resolution, so the answer is always about the next occurrence. Response adds current_slug and rolls_to_next_at to the standard probability shape.","url":"https://x402-factory.com/v1/evergreen/world-series-winner?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":{"slug":"dodgers-win-world-series-2026","topic":"world-series-winner","category":"sports","question":"Will the Dodgers win the 2026 World Series?","per_venue":[{"venue":"kalshi","implied_p":0.2228,"market_id":"KXDODGERSWINWORL","volume_24h_usd":276650.13,"liquidity_score":0.947},{"venue":"polymarket","implied_p":0.2536,"market_id":"dodgers-win-world-series-2026","volume_24h_usd":93103.56,"liquidity_score":0.926}],"divergence":0.0308,"probability":0.2359,"current_slug":"dodgers-win-world-series-2026","last_move_1h":0.0029,"topic_question":"Who wins the next World Series?","resolution_date":"2026-11-01","rolls_to_next_at":"2026-11-01","resolution_criteria_summary":"Resolves YES if Los Angeles wins the 2026 World Series."},"meta":{"docs":"https://x402-factory.com/docs/probability.evergreen.world-series-winner","sources":["kalshi","polymarket"],"version":"1.0.0","endpoint":"/v1/evergreen/world-series-winner","data_mode":"live","freshness":"realtime","request_id":"req_00000000","generated_at":"2026-08-21T03:58:58.100Z"}}},"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_BSZbKLgEuYA3wYS7MQB0N","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 the current consensus probability for who will win the next World Series, auto-rolling to the next season's market upon resolution.","exampleAgentPrompt":"What's the current market probability for who wins the next World Series — pull the latest aggregated odds from prediction markets including how much the probability has moved in the last hour?","exampleUseCases":[{"title":"Pre-season World Series betting research","prompt":"What do prediction markets currently say about who will win the next World Series? I want to see the consensus probability and how Kalshi and Polymarket compare."},{"title":"Breaking news impact on World Series odds","prompt":"A big trade just happened in MLB — can you check how the World Series winner probability has moved in the last hour on prediction markets?"},{"title":"Automated sports odds monitoring","prompt":"Every morning I want to know the latest World Series winner probability and whether there's a meaningful divergence between Kalshi and Polymarket — pull that for me now."}],"resultDescription":"Returns a JSON object with: aggregate consensus probability (0-1) for the leading team or market, per-venue breakdown from Kalshi and Polymarket (implied probability, 24h volume, liquidity score), divergence between venues, last 1-hour probability move, resolution date, resolution criteria summary, the current market slug, and a rolls_to_next_at timestamp indicating when this evergreen URL will advance to the next World Series market.","failureModes":["No active market found if MLB season is off-cycle or market hasn't opened yet","Stale data if underlying Kalshi/Polymarket markets have low liquidity","Payment failure (402) if USDC balance is insufficient","Resolution lag where rolls_to_next_at has passed but new market hasn't been instantiated yet","Divergence field may be 0 if only one venue has an active market"],"whenToPreferThis":"Use this endpoint when you need a stable, evergreen URL for World Series winner odds that automatically points to the current season's market without needing to update slugs or track resolution events. Prefer this over raw Kalshi/Polymarket APIs when you want a single aggregated probability across venues with built-in roll-forward behavior and divergence signals.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T06:42:04.022Z","isFirstParty":false,"canonicalSlug":"x402-factory-world-series-winner-probability-evergreen-3c07a736"}