Claude Haiku 4.5
VS
DeepSeek V3.2
Claude Haiku 4.5 vs DeepSeek V3.2: which wins at real work?
22 task areas · same graded test runs · rank comparison only, so 0–100 and Elo collections never mix raw scores.
Claude Haiku 4.5 wins 12 of 22 task areas we tested; DeepSeek V3.2 takes 10. DeepSeek V3.2 costs 10.5× less per token ($0.572 vs $6 per 1M).
DeepSeek V3.2 costs 10.5× less per token ($0.572 vs $6 per 1M).
Task by task
| Task area | Claude Haiku 4.5 | DeepSeek V3.2 | Winner |
|---|---|---|---|
| Translation & Localization |
#27
/ 110
Excellent
|
#89
/ 110
Strong
|
Claude Haiku 4.5 |
| Legal & HR |
#48
/ 110
Excellent
|
#90
/ 110
Strong
|
Claude Haiku 4.5 |
| Structured Output |
#109
/ 113
Usable
|
#67
/ 113
Strong
|
DeepSeek V3.2 |
| Chef / Home Cooking |
#113
/ 126
Needs editing
|
#78
/ 126
Usable
|
DeepSeek V3.2 |
| Customer Support |
#99
/ 113
Usable
|
#74
/ 113
Usable
|
DeepSeek V3.2 |
| Frontend & Landing Pages |
#7
/ 109
Usable
|
#25
/ 109
Needs editing
|
Claude Haiku 4.5 |
| Investor & Pitch |
#63
/ 66
Needs editing
|
#46
/ 66
Usable
|
DeepSeek V3.2 |
| Product & Project Management |
#38
/ 110
Strong
|
#21
/ 110
Excellent
|
DeepSeek V3.2 |
| Data & Analytics |
#53
/ 110
Excellent
|
#69
/ 110
Excellent
|
Claude Haiku 4.5 |
| RAG, Safety & Grounding |
#97
/ 113
Strong
|
#83
/ 113
Excellent
|
DeepSeek V3.2 |
| Knowledge & Docs |
#71
/ 110
Usable
|
#58
/ 110
Usable
|
DeepSeek V3.2 |
| Landing Pages |
#61
/ 72
Usable
|
#48
/ 72
Usable
|
DeepSeek V3.2 |
| AI Strategy |
#91
/ 126
Strong
|
#102
/ 126
Usable
|
Claude Haiku 4.5 |
| Sales |
#80
/ 110
Usable
|
#91
/ 110
Usable
|
Claude Haiku 4.5 |
| Presentations & Decks |
#88
/ 110
Strong
|
#81
/ 110
Strong
|
DeepSeek V3.2 |
| Coding |
#94
/ 115
Usable
|
#100
/ 115
Usable
|
Claude Haiku 4.5 |
| Content & Brand |
#89
/ 124
Usable
|
#95
/ 124
Usable
|
Claude Haiku 4.5 |
| Research & Competitive Analysis |
#59
/ 110
Usable
|
#53
/ 110
Usable
|
DeepSeek V3.2 |
| Creative & Comedy | #84 / 110 | #87 / 110 | Claude Haiku 4.5 |
| Executive Assistant |
#73
/ 112
Strong
|
#76
/ 112
Usable
|
Claude Haiku 4.5 |
| Summarization & Meeting Notes |
#27
/ 110
Excellent
|
#30
/ 110
Excellent
|
Claude Haiku 4.5 |
| Training & Education |
#36
/ 110
Excellent
|
#38
/ 110
Excellent
|
Claude Haiku 4.5 |
Rank = position among every model config we tested in that task area (lower is better). Sorted by biggest gap first.
Frequently asked
Is Claude Haiku 4.5 better than DeepSeek V3.2?
Across 22 task areas we benchmarked, Claude Haiku 4.5 ranks higher in 12 and DeepSeek V3.2 in 10.
Which is cheaper, Claude Haiku 4.5 or DeepSeek V3.2?
DeepSeek V3.2 costs 10.5× less per token ($0.572 vs $6 per 1M).
What is Claude Haiku 4.5 better at?
Claude Haiku 4.5 out-ranks DeepSeek V3.2 at Translation & Localization, Legal & HR, Frontend & Landing Pages.
What is DeepSeek V3.2 better at?
DeepSeek V3.2 out-ranks Claude Haiku 4.5 at Structured Output, Chef / Home Cooking, Customer Support.
More comparisons
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Prompt × model results
12 test cases · 3 evals