Compare · ModelsLive · 2 picked · head to head
DeepSeek V3 vs DeepSeek V4 Flash
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
DeepSeek V4 Flash wins on 1/1 benchmarks
DeepSeek V4 Flash wins 1 of 1 shared benchmarks. Leads in arena.
Category leads
arena·DeepSeek V4 Flash
Hype vs Reality
Attention vs performance
DeepSeek V3
#59 by perf·no signal
DeepSeek V4 Flash
#31 by perf·no signal
Best value
DeepSeek V4 Flash
4.5x better value than DeepSeek V3
DeepSeek V3
118.0 pts/$
$0.50/M
DeepSeek V4 Flash
533.3 pts/$
$0.13/M
Vendor risk
Mixed exposure
One or more vendors flagged
DeepSeek
$3.4B·Tier 1
DeepSeek
$3.4B·Tier 1
Head to head
1 benchmark · 2 models
DeepSeek V3DeepSeek V4 Flash
Chatbot Arena Elo · Overall
DeepSeek V4 Flash leads by +75.4
DeepSeek V3
1358.5
DeepSeek V4 Flash
1433.8
Full benchmark table
| Benchmark | DeepSeek V3 | DeepSeek V4 Flash |
|---|---|---|
Chatbot Arena Elo · Overall | 1358.5 | 1433.8 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $0.20 | $0.80 | 131K tokens (~66 books) | $3.50 | |
| $0.08 | $0.17 | 1.0M tokens (~524 books) | $1.05 |
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