Live coverage of ATG via the ParlayAPI moneyline / spread / total / player-prop aggregator. Classification: Lottery / monopoly retail. Source key: atg.
h2h 11,189 rowsmoneyline 804 rowsh2h 2,822 rowsmoneyline 204 rowsh2h 1,680 rowsmoneyline 207 rowsh2h 1,336 rowsmoneyline 96 rowsh2h 831 rowsmoneyline 78 rowsh2h 2,190 rowsmoneyline 196 rowsh2h 1,503 rowsmoneyline 114 rowsh2h 1,503 rowsmoneyline 110 rowsh2h 840 rowsmoneyline 62 rowsh2h 2,004 rowsmoneyline 156 rowsh2h 672 rowsmoneyline 48 rowsh2h 1,503 rowsmoneyline 117 rowsh2h 697 rowsmoneyline 71 rowsh2h 1,344 rowsmoneyline 96 rowsh2h 1,503 rowsmoneyline 109 rowsh2h 334 rowsmoneyline 24 rowsh2h 2,672 rowsmoneyline 201 rowsh2h 1,002 rowsmoneyline 86 rowsh2h 1,848 rowsmoneyline 132 rowsh2h 2,490 rowsmoneyline 182 rowsh2h 336 rowsmoneyline 24 rowsh2h 1,927 rowsmoneyline 163 rowsh2h 1,098 rowsmoneyline 129 rowsATG is tracked for coverage but is not currently served as a ?bookmakers= filter, so filtering to it returns 400 UNKNOWN_BOOKMAKER rather than an empty list. The books you can filter to are at /v1/bookmakers, and the per-region sets are at /v1/meta/regions.
We poll ATG on the International / non-US freshness tier, which means we expect a new observation within 90s under healthy operation. Observations between 90s and 300s are flagged "degraded". Between 300s and 1800s we mark "breach" and page an operator. Beyond 1800s the source is "stale" and we typically pause comparisons against it until it recovers.
These thresholds are measured on the book as a whole: they say how long we can go without any new price from ATG, and not how old the price on one particular game is. A source that walks its slate one event at a time refreshes any single market less often than the tier above. Measured on production 2026-07-31, Fliff wrote a price every 5.3s at the median book-wide while its median WNBA game went 169s between writes, both healthy. For the age of a specific price, read the last_update field on that row rather than this tier.
Full per-book threshold table at /v1/meta/per-book-sla. Live operator dashboard at /uptime. Historical hourly observation rate at /v1/historical/source-quality.csv?source=atg.
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