Claude Haiku 4.5 vs DeepSeek V4 Pro
Price and specs side by side · USD per 1M tokens · verified 2026-10-23
// side by side
| metric | Claude Haiku 4.5 | DeepSeek V4 Pro |
|---|
| input / 1M | $1.00 | $1.30 |
| output / 1M | $5.00 | $2.60 |
| blended (3:1) | $2.00 | $1.625 |
| cache read / 1M | $0.10 | $0.10 |
| context | 200K | 1.05M |
| max output | 64K | 16.4K |
| input types | text · image · pdf | text |
| reasoning | yes | yes |
| tool calling | yes | yes |
| structured output | yes | yes |
| open weights | no | yes |
| released | 2025-10-15 | 2026-04-24 |
| knowledge cutoff | 2025-02-28 | 2025-05 |
| lab | Anthropic | DeepSeek |
// monthly cost scenarios
| workload | tokens in / out | Claude Haiku 4.5 | DeepSeek V4 Pro |
|---|
| Chatbot | 10M / 2M | $20.00 | $18.20 |
| RAG app | 50M / 5M | $75.00 | $78.00 |
| Coding agent | 20M / 10M | $70.00 | $52.00 |
// verdict
- DeepSeek V4 Pro is 18.7% cheaper than Claude Haiku 4.5 on a blended 3:1 input/output basis.
- DeepSeek V4 Pro has the larger context window (1.05M vs 200K tokens).
- Only Claude Haiku 4.5 accepts image input.
- Chatbot (10M input / 2M output tokens per month): DeepSeek V4 Pro costs $18.20 vs $20.00 for Claude Haiku 4.5, saving $1.80 per month.
- RAG app (50M input / 5M output tokens per month): Claude Haiku 4.5 costs $75.00 vs $78.00 for DeepSeek V4 Pro, saving $3.00 per month.
- Coding agent (20M input / 10M output tokens per month): DeepSeek V4 Pro costs $52.00 vs $70.00 for Claude Haiku 4.5, saving $18.00 per month.
// Claude Haiku 4.5 or DeepSeek V4 Pro: which one to choose
- Choose DeepSeek V4 Pro for cost-sensitive, high-volume workloads.
- Choose DeepSeek V4 Pro for long documents and large codebases (1.05M-token context).
- Choose Claude Haiku 4.5 if you need image input.
- Choose DeepSeek V4 Pro if you want open weights you can self-host.