Model Comparison
Claude 3.5 Haiku vs DeepSeek-V3.2-ExpWhich is better in 2026?
DeepSeek-V3.2-Exp significantly outperforms across most benchmarks. DeepSeek-V3.2-Exp is 5.2x cheaper per token.
Verdict: Claude 3.5 Haiku vs DeepSeek-V3.2-Exp — which is better?
Claude 3.5 Haiku (by Anthropic) and DeepSeek-V3.2-Exp (by DeepSeek) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
Claude 3.5 Haiku outperforms in 0 benchmarks, while DeepSeek-V3.2-Exp is better at 3 benchmarks (GPQA, MMLU-Pro, SWE-Bench Verified). DeepSeek-V3.2-Exp significantly outperforms across most benchmarks.
On price, DeepSeek-V3.2-Exp is roughly 5.2x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Claude 3.5 Haiku also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.
Choose Claude 3.5 Haiku if…
- you process long inputs — it offers a 200,000 token context window
Choose DeepSeek-V3.2-Exp if…
- you want the strongest raw capability — it leads on 3 of 3 shared benchmarks
- cost matters — it's about 5.2x cheaper per token
- you want the most recent training data — it shipped Sep 2025
- you need open weights you can self-host or fine-tune
Performance Benchmarks
Comparative analysis across standard metrics
Claude 3.5 Haiku outperforms in 0 benchmarks, while DeepSeek-V3.2-Exp is better at 3 benchmarks (GPQA, MMLU-Pro, SWE-Bench Verified).
DeepSeek-V3.2-Exp significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Claude 3.5 Haiku ($0.80/1M tokens) is 3.0x more expensive than DeepSeek-V3.2-Exp ($0.27/1M tokens).
For output processing, Claude 3.5 Haiku ($4.00/1M tokens) is 9.8x more expensive than DeepSeek-V3.2-Exp ($0.41/1M tokens).
In conclusion, Claude 3.5 Haiku is more expensive than DeepSeek-V3.2-Exp.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Claude 3.5 Haiku accepts 200,000 input tokens compared to DeepSeek-V3.2-Exp's 163,840 tokens. Claude 3.5 Haiku can generate longer responses up to 200,000 tokens, while DeepSeek-V3.2-Exp is limited to 65,536 tokens.
License
Usage and distribution terms
Claude 3.5 Haiku is licensed under a proprietary license, while DeepSeek-V3.2-Exp uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
Claude 3.5 Haiku was released on 2024-10-22, while DeepSeek-V3.2-Exp was released on 2025-09-29.
DeepSeek-V3.2-Exp is 11 months newer than Claude 3.5 Haiku.
Oct 22, 2024
1.6 years ago
Sep 29, 2025
8 months ago
11mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Claude 3.5 Haiku is available from Bedrock, Google, Anthropic. DeepSeek-V3.2-Exp is available from Novita.
Claude 3.5 Haiku
DeepSeek-V3.2-Exp
Outputs Comparison
Key Takeaways
Claude 3.5 Haiku
View detailsAnthropic
DeepSeek-V3.2-Exp
View detailsDeepSeek
Detailed Comparison
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FAQ
Common questions about Claude 3.5 Haiku vs DeepSeek-V3.2-Exp.