o3
by OpenAI · ID o3 · Released 2025-04 · Proprietary
1432
ELO Score
-
MMLU
-
HumanEval
200K
Context Window
$10.00
Input Price
About o3
Advanced reasoning model succeeding o1, with significantly improved math and coding performance at reduced pricing. Arena text score 1432 (o3-2025-04-16, 58,579 votes), leaderboard of 13 September 2026.
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