# DeepSeek V3 0324 vs O3 Mini

As of Oct 14, 2026, DeepSeek V3 0324 leads O3 Mini in 2 of 4 shared categories: Reasoning and Long context.

DeepSeek V3 0324: price per 1M tokens is unset in the catalog.

O3 Mini: $1.9250000000000003 per 1M blended tokens.

DeepSeek V3 0324: open weights.

O3 Mini: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, O3 Mini leads DeepSeek V3 0324 in General LLM at #7 against #120.
- Which to pick, Reasoning: As of Oct 14, 2026, DeepSeek V3 0324 leads O3 Mini in Reasoning at #126 against #133.
- Which to pick, Science: As of Oct 14, 2026, O3 Mini leads DeepSeek V3 0324 in Science at #76 against #93.
- Which to pick, Long context: As of Oct 14, 2026, DeepSeek V3 0324 leads O3 Mini in Long context at #128 against #145.

As of Oct 14, 2026, DeepSeek V3 0324 is a former state-of-the-art holder in General LLM (since Apr 5, 2025; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 14, 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).