# DeepSeek V4 Pro vs GPT-5.4

As of Oct 15, 2026, DeepSeek V4 Pro leads GPT-5.4 in 0 of 6 shared categories.

DeepSeek V4 Pro: $1.194075 per 1M blended tokens.

GPT-5.4: $5.625 per 1M blended tokens.

DeepSeek V4 Pro: open weights.

GPT-5.4: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-5.4 leads DeepSeek V4 Pro in General LLM at #30 against #55.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-5.4 leads DeepSeek V4 Pro in Reasoning at #32 against #57.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.4 leads DeepSeek V4 Pro in Science at #16 against #28.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-5.4 leads DeepSeek V4 Pro in Coding › Web dev at #60 against #62.
- Which to pick, Long context: As of Oct 15, 2026, GPT-5.4 leads DeepSeek V4 Pro in Long context at #40 against #51.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.4 leads DeepSeek V4 Pro in Factuality at #6 against #49.

As of Oct 15, 2026, DeepSeek V4 Pro is ranked #28 in Science (since Oct 15, 2026; sources GPQA Diamond; methodology v1.0).

As of Oct 15, 2026, GPT-5.4 is a former state-of-the-art holder in General LLM (since Apr 10, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).