Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
DeepSeek V4 Pro (High)
83
Step 3.5 Flash
--
Verified leaderboard positions: DeepSeek V4 Pro (High) #6 · Step 3.5 Flash unranked
Benchmark data for DeepSeek V4 Pro (High) and Step 3.5 Flash is coming soon on BenchLM.
DeepSeek V4 Pro (High)
Step 3.5 Flash
$1.74 / $3.48
$0.1 / $0.3
N/A
87 t/s
N/A
3.03s
1M
256K
Benchmark data for DeepSeek V4 Pro (High) and Step 3.5 Flash is coming soon on BenchLM.
BenchLM does not have sourced benchmark coverage for Step 3.5 Flash yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.
DeepSeek V4 Pro (High) is priced at $1.74 input / $3.48 output per 1M tokens, versus $0.10 input / $0.30 output per 1M tokens for Step 3.5 Flash. DeepSeek V4 Pro (High) has the larger context window at 1M, compared with 256K for Step 3.5 Flash.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
DeepSeek V4 Pro (High): $1.74 input / $3.48 output per 1M tokens Step 3.5 Flash: $0.10 input / $0.30 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
For engineers, researchers, and the plain curious — a weekly brief on new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.