# Claude 3 Opus vs O4 Mini

As of Oct 15, 2026, Claude 3 Opus leads O4 Mini in 1 of 2 shared categories: General LLM.

Claude 3 Opus: price per 1M tokens is unset in the catalog.

O4 Mini: $1.9250000000000003 per 1M blended tokens.

Claude 3 Opus: closed weights.

O4 Mini: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude 3 Opus leads O4 Mini in General LLM at #11 against #162.
- Which to pick, Science: As of Oct 15, 2026, O4 Mini leads Claude 3 Opus in Science at #70 against #138.

As of Oct 15, 2026, Claude 3 Opus is ranked #11 in General LLM (since Oct 15, 2026; sources LMArena Text (style-controlled, overall); 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).