Major League Baseball (MLB)

Live coverage of Major League Baseball via the ParlayAPI cross-book aggregator. Sport key: baseball_mlb. Season: Mar-Oct.

Events (24h)

Rows (24h)

40,772

Active books

Active markets

Headline markets

Most relevant market_key values for Major League Baseball: h2h, spreads, totals, batter_home_runs, batter_hits, pitcher_strikeouts. Full catalog at /markets.

Active books (last 72h)

Book	Prop rows
`sleeper`	394,921
`bovada`	111,923
`draftkings`	71,549
`bet365`	44,899
`novig`	34,683
`prizepicks`	31,114
`fanduel`	24,572
`fliff`	12,292
`underdog`	11,981
`betmgm`	11,162
`fanatics`	10,846
`caesars`	10,089
`pinnacle`	4,201
`maverick_games`	3,816
`hardrock`	3,441
`parx`	2,378
`kalshi`	1,941
`betrivers`	555
`rushbet`	204
`unibet_be`	203

Active markets (last 72h)

Market key	Prop rows
`player_hits`	90,149
`player_rbis`	79,377
`player_total_bases`	78,124
`player_hits_runs_rbis`	77,484
`player_bat_walks`	48,152
`player_runs`	46,551
`player_singles`	44,395
`player_total_bases_alt`	22,427
`player_home_runs`	20,860
`player_hits_alt`	17,355
`player_spread`	14,648
`player_home_runs_alt`	13,043
`player_total_runs_o/u`	11,236
`player_runs_alt`	10,739
`player_correct_score`	9,143
`player_hits_allowed`	8,701
`moneyline`	7,780
`player_outs`	7,678
`player_doubles`	7,658
`player_earned_runs`	7,577
`player_strikeouts`	7,347
`player_first_inning_runs`	7,072
`player_walks`	6,565
`player_strike_outs`	6,530
`player_total`	6,327

How to pull live odds

curl -s 'https://parlay-api.com/v1/sports/baseball_mlb/odds?regions=us&markets=h2h,spreads,totals' \
  -H "X-API-Key: $PARLAY_API_KEY"

Free no-auth previews

Try Major League Baseball odds without an API key:

/v1/try/baseball_mlb/odds: top 5 events, no auth
/v1/try/baseball_mlb/arbitrage: cross-book arbitrage scan
/v1/try/baseball_mlb/ev: Pinnacle-anchored +EV plays
/v1/try/baseball_mlb/middles: totals middles scanner

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