Compare · ModelsLive · 2 picked · head to head
Claude Haiku 4.5 vs DeepSeek V4 Flash
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
DeepSeek V4 Flash wins on 3/3 benchmarks
DeepSeek V4 Flash wins 3 of 3 shared benchmarks. Leads in general · coding.
Category leads
general·DeepSeek V4 Flashcoding·DeepSeek V4 Flash
Hype vs Reality
Attention vs performance
Claude Haiku 4.5
#231 by perf·#13 by attention
DeepSeek V4 Flash
#39 by perf·#6 by attention
Best value
DeepSeek V4 Flash
8.3x better value than Claude Haiku 4.5
Claude Haiku 4.5
11.3 pts/$
$3.00/M
DeepSeek V4 Flash
94.4 pts/$
$0.65/M
Vendor risk
Mixed exposure
One or more vendors flagged
Anthropic
$965.0B·Tier 1
DeepSeek
$3.4B·Tier 1
Head to head
3 benchmarks · 2 models
Claude Haiku 4.5DeepSeek V4 Flash
Dtbench
DeepSeek V4 Flash leads by +21.3
Claude Haiku 4.5
56.0
DeepSeek V4 Flash
77.3
Lmca
DeepSeek V4 Flash leads by +5.8
Claude Haiku 4.5
36.4
DeepSeek V4 Flash
42.2
WeirdML
DeepSeek V4 Flash leads by +0.2
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
Claude Haiku 4.5
45.4
DeepSeek V4 Flash
45.6
Full benchmark table
| Benchmark | Claude Haiku 4.5 | DeepSeek V4 Flash |
|---|---|---|
Dtbench | 56.0 | 77.3 |
Lmca | 36.4 | 42.2 |
WeirdML WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns. | 45.4 | 45.6 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $1.00 | $5.00 | 200K tokens (~100 books) | $20.00 | |
| $0.03 | $1.28 | 1.0M tokens (~524 books) | $3.39 |
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