Model comparison
DeepSeek V4 Pro vs Claude Sonnet 5
DeepSeek V4 Pro is the cheaper of the two on input tokens, by a factor of 6.9. DeepSeek V4 Pro lists $0.43 in and $0.87 out per million tokens with a 1M context window; Claude Sonnet 5 lists $3 and $15 with 1M.
| DeepSeek V4 Pro | Claude Sonnet 5 | |
|---|---|---|
| Developer | DeepSeek | Anthropic |
| Input / 1M tokens | $0.43 | $3 |
| Output / 1M tokens | $0.87 | $15 |
| Context window | 1M | 1M |
| Max output | - | 128K |
| Modality | Text | Multimodal |
| Open weights | Yes | No |
| Released | 2026 | 2026 |
| Source | Secondary, verify | Provider documentation |
| Illustrative month* | $18 | $180 |
* 100 calls a day, about 10,000 tokens in and 2,000 out each, at list price, before caching, batching or volume discounts. Illustrative only. Pricing and context data verified 2026-08-07; "Secondary" figures come from pricing aggregators and trade press, so check the provider before relying on them. No benchmark scores: see methodology.
DeepSeek V4 Pro
DeepSeek's flagship, priced roughly an order of magnitude below the Western frontier tiers. The main reason teams look at it is cost per token on reasoning-heavy work.
- Watch: Consider data residency and governance before sending regulated data
Claude Sonnet 5
The best balance of speed and intelligence in Anthropic's line, reaching what was previously Opus-tier quality on a lot of coding and agentic work. The default choice for most production applications.
- Watch: New tokenizer: roughly 30% more tokens for the same text vs Sonnet 4.6
Other comparisons