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Each market includes: slug (for drill-down), question (the market question), probability (0-1 blended live probability), volume_24h_usd (24-hour trading volume in USD), and resolution_date. Also includes a meta object with request metadata.","failureModes":["Payment required (402) if x402 payment header is missing or invalid","Invalid limit parameter (outside 1-50 range) returns validation error","Service unavailable if upstream prediction market data provider is down","Empty markets array if no NFL markets are currently active (off-season)","Rate limiting if too many calls in short succession"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, single-call snapshot of all active NFL prediction markets with live probabilities and volume data. Prefer this over individual market lookups when you want a full board view rather than drilling into a specific market. Use the slug values returned to then fetch detailed data on specific markets. Best for dashboards, newsletters, or agents that need to track the overall state of NFL prediction markets at a glance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:45:20.404Z","isFirstParty":false}