Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
DeepSeek V4 Flash Base
31
o1-pro
29
Pick DeepSeek V4 Flash Base if you want the stronger benchmark profile. o1-pro only becomes the better choice if knowledge is the priority or you want the stronger reasoning-first profile.
Knowledge
+26.8 difference
DeepSeek V4 Flash Base
o1-pro
$null / $null
$150 / $600
N/A
N/A
N/A
N/A
1M
200K
Pick DeepSeek V4 Flash Base if you want the stronger benchmark profile. o1-pro only becomes the better choice if knowledge is the priority or you want the stronger reasoning-first profile.
DeepSeek V4 Flash Base has the cleaner provisional overall profile here, landing at 31 versus 29. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
o1-pro is the reasoning model in the pair, while DeepSeek V4 Flash Base is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. DeepSeek V4 Flash Base gives you the larger context window at 1M, compared with 200K for o1-pro.
DeepSeek V4 Flash Base is ahead on BenchLM's provisional leaderboard, 31 to 29.
o1-pro has the edge for knowledge tasks in this comparison, averaging 79 versus 52.2. DeepSeek V4 Flash Base stays close enough that the answer can still flip depending on your workload.
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