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DeepSeek V4 Flash Base vs GPT-4.1

Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.

DeepSeek V4 Flash Base

31

VS

GPT-4.1

59

0 categoriesvs1 categories

Pick GPT-4.1 if you want the stronger benchmark profile. DeepSeek V4 Flash Base only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Category Radar

Head-to-Head by Category

Category Breakdown

Knowledge

GPT-4.1
52.2vs66.3

+14.1 difference

Operational Comparison

DeepSeek V4 Flash Base

GPT-4.1

Price (per 1M tokens)

$null / $null

$2 / $8

Speed

N/A

108 t/s

Latency (TTFT)

N/A

1.02s

Context Window

1M

1M

Quick Verdict

Pick GPT-4.1 if you want the stronger benchmark profile. DeepSeek V4 Flash Base only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

GPT-4.1 is clearly ahead on the provisional aggregate, 59 to 31. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

GPT-4.1's sharpest advantage is in knowledge, where it averages 66.3 against 52.2.

Benchmark Deep Dive

Frequently Asked Questions (2)

Which is better, DeepSeek V4 Flash Base or GPT-4.1?

GPT-4.1 is ahead on BenchLM's provisional leaderboard, 59 to 31.

Which is better for knowledge tasks, DeepSeek V4 Flash Base or GPT-4.1?

GPT-4.1 has the edge for knowledge tasks in this comparison, averaging 66.3 versus 52.2. Inside this category, MMLU is the benchmark that creates the most daylight between them.

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Last updated: April 24, 2026

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