# O3 Mini vs O4 Mini

As of Oct 15, 2026, O3 Mini leads O4 Mini in 1 of 4 shared categories: General LLM.

O3 Mini: $1.9250000000000003 per 1M blended tokens.

O4 Mini: $1.9250000000000003 per 1M blended tokens.

O3 Mini: closed weights.

O4 Mini: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, O3 Mini leads O4 Mini in General LLM at #10 against #162.
- Which to pick, Reasoning: As of Oct 15, 2026, O4 Mini leads O3 Mini in Reasoning at #168 against #172.
- Which to pick, Science: As of Oct 15, 2026, O4 Mini leads O3 Mini in Science at #70 against #76.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, O4 Mini leads O3 Mini in Abstraction (ARC) at #39 against #51.

As of Oct 15, 2026, O3 Mini is a former state-of-the-art holder in Reasoning (since Feb 9, 2025; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).

As of Oct 15, 2026, O4 Mini is a former state-of-the-art holder in Math (since Jul 20, 2025; sources Humanity's Last Exam; methodology v1.0).