# O3 Mini vs Qwen3 5 397B A17b

As of Oct 15, 2026, O3 Mini leads Qwen3 5 397B A17b in 1 of 4 shared categories: General LLM.

O3 Mini: $1.9250000000000003 per 1M blended tokens.

Qwen3 5 397B A17b: $1.2750000000000001 per 1M blended tokens.

O3 Mini: closed weights.

Qwen3 5 397B A17b: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, O3 Mini leads Qwen3 5 397B A17b in General LLM at #10 against #84.
- Which to pick, Reasoning: As of Oct 15, 2026, Qwen3 5 397B A17b leads O3 Mini in Reasoning at #81 against #172.
- Which to pick, Science: As of Oct 15, 2026, Qwen3 5 397B A17b leads O3 Mini in Science at #53 against #76.
- Which to pick, Long context: As of Oct 15, 2026, Qwen3 5 397B A17b leads O3 Mini in Long context at #74 against #186.

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, Qwen3 5 397B A17b is ranked #53 in Science (since Oct 15, 2026; sources GPQA Diamond; methodology v1.0).