Claude Haiku 5.5 vs DeepSeek V4 Flash 0731
Price and specs side by side · USD per 1M tokens · verified 2026-10-11
// side by side
| metric | Claude Haiku 5.5 | DeepSeek V4 Flash 0731 |
|---|
| input / 1M | $0.10 | $0.06 |
| output / 1M | $0.50 | $0.18 |
| blended (3:1) | $0.20 | $0.09 |
| cache read / 1M | $0.01 | $0.015 |
| context | 1M | 1.05M |
| max output | 128K | 384K |
| input types | text · image · pdf | text |
| reasoning | yes | yes |
| tool calling | yes | yes |
| structured output | yes | yes |
| open weights | no | yes |
| released | 2026-10-07 | 2026-07-31 |
| knowledge cutoff | 2026-06 | 2025-05 |
| lab | Anthropic | DeepSeek |
// monthly cost scenarios
| workload | tokens in / out | Claude Haiku 5.5 | DeepSeek V4 Flash 0731 |
|---|
| Chatbot | 10M / 2M | $2.00 | $0.96 |
| RAG app | 50M / 5M | $7.50 | $3.90 |
| Coding agent | 20M / 10M | $7.00 | $3.00 |
// verdict
- DeepSeek V4 Flash 0731 is 55% cheaper than Claude Haiku 5.5 on a blended 3:1 input/output basis.
- DeepSeek V4 Flash 0731 has the larger context window (1.05M vs 1M tokens).
- Only Claude Haiku 5.5 accepts image input.