Griffin Jax prop history
Griffin Jax went over the strikeouts line in 14 of 23 games (61%) in the year to Sep 26, 2026, against an average closing line of 4.5 and an average of 4.6.
The line is the median closing line across sportsbooks, the last one before the start. Actual is from our box scores. Past results, not a prediction.
Record against the line, by market
| Market | Games | Over | Under | Over rate | Avg line | Avg actual |
|---|---|---|---|---|---|---|
| pitcher strikeouts | 23 | 14 | 9 | 61% | 4.5 | 4.6 |
| pitcher outs recorded | 21 | 15 | 6 | 71% | 14.2 | 14 |
Last 10 games: pitcher strikeouts
| Date | Open | Close | Over price | Actual | Result |
|---|---|---|---|---|---|
| 2026-09-26 | 4.5 | 4.5 | -106 | 1 | under |
| 2026-09-20 | 4.5 | 4.5 | -149 | 5 | over |
| 2026-09-15 | 4.5 | 4.5 | -170 | 7 | over |
| 2026-09-09 | 4.5 | 4.5 | -115 | 2 | under |
| 2026-09-02 | 4.5 | 4.5 | +100 | 1 | under |
| 2026-08-02 | 6.5 | 6.5 | +108 | 8 | over |
| 2026-07-28 | 5.5 | 5.5 | +100 | 10 | over |
| 2026-07-22 | 4.5 | 4.5 | -111 | 5 | over |
| 2026-07-17 | 4.5 | 4.5 | -160 | 6 | over |
| 2026-07-11 | 5.5 | 5.5 | -135 | 3 | under |
Get every game and every book through the API
get_prop_history returns this record game by game, with the opening line, both prices and the result, for any market and date range. get_player_props returns every sportsbook's line for a game.
curl -X POST https://mcp.fastballapi.com/v1/get_prop_history \
-H "Content-Type: application/json" \
-H "x-api-key: YOUR_API_KEY" \
-d '{
"player_id": "42604",
"market": "pitcher_strikeouts"
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