Claude Opus 5 vs DeepSeek-V4-Pro-0813: Specs & Benchmark Comparison
Claude Opus 5 is developed by Anthropic, while DeepSeek-V4-Pro-0813 comes from DeepSeek. Claude Opus 5 was released in July 2026, and DeepSeek-V4-Pro-0813 followed a month later in August 2026. DeepSeek-V4-Pro-0813 has a published size of about 1.6 trillion parameters; Anthropic has not disclosed the parameter count of Claude Opus 5.
We have 12 benchmark results for Claude Opus 5 and 4 benchmark results for DeepSeek-V4-Pro-0813, but they were measured on different benchmarks, so there is no like-for-like scoreboard.
DeepSeek-V4-Pro-0813 is the cheaper API at $1.32 per million input tokens and $3.96 per million output tokens, roughly 4 times cheaper than Claude Opus 5 at $5 and $25. Both accept a context window of about 1M tokens. Claude Opus 5 accepts text and images as input, while DeepSeek-V4-Pro-0813 accepts text.
| Characteristic | Claude Opus 5 | DeepSeek-V4-Pro-0813 |
|---|---|---|
| Company | Anthropic | DeepSeek |
| Release Date | July 24, 2026 | August 13, 2026 |
| Parameters | — | 1.6T |
| Multimodal | Yes | No |
| Context (input) | 1.0M | 1.0M |
| Context (output) | 128K | 393K |
| Input Price / 1M | $5.00 | $1.32 |
| Output Price / 1M | $25.00 | $3.96 |
| Average Score | 55.2% | 79.0% |
Verdict
DeepSeek-V4-Pro-0813 leads in 2 out of 4 comparison categories.
Both models show comparable average scores: Claude Opus 5 — 0.6, DeepSeek-V4-Pro-0813 — 0.8.
DeepSeek-V4-Pro-0813 is 5.7x cheaper: input $1.32/1M vs $5.00/1M tokens.
Same context size: 1M tokens.
DeepSeek-V4-Pro-0813 is newer: released 8/13/2026 vs 7/24/2026.
More About These Models
Related Comparisons
Frequently Asked Questions
Which is better for coding — Claude Opus 5 or DeepSeek-V4-Pro-0813?
Which model is cheaper — Claude Opus 5 or DeepSeek-V4-Pro-0813?
Which has a larger context window — Claude Opus 5 or DeepSeek-V4-Pro-0813?
The Claude Opus 5 and DeepSeek-V4-Pro-0813 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Opus 5 or DeepSeek-V4-Pro-0813 page. See also the complete list of AI model comparisons.