DeepSeek-V4-Pro-0813 vs Seed 2.1 Turbo: Specs & Benchmark Comparison
DeepSeek-V4-Pro-0813 is developed by DeepSeek, while Seed 2.1 Turbo comes from ByteDance. Seed 2.1 Turbo was released in June 2026, and DeepSeek-V4-Pro-0813 followed 2 months later in August 2026. DeepSeek-V4-Pro-0813 has a published size of about 1.6 trillion parameters; ByteDance has not disclosed the parameter count of Seed 2.1 Turbo.
The two models share 6 published benchmarks. DeepSeek-V4-Pro-0813 leads on 6 of them. The widest gaps are on DeepSWE, where DeepSeek-V4-Pro-0813 scores 62.7% against 23.0%; Toolathlon, where DeepSeek-V4-Pro-0813 scores 74.0% against 49.1%. Averaged across everything we track, DeepSeek-V4-Pro-0813 sits at 60.6% and Seed 2.1 Turbo at 61.0%.
DeepSeek-V4-Pro-0813 is available through an API at $1.32 per million input tokens with a 1M-token context window. We do not track a hosted API for Seed 2.1 Turbo, so pricing and context cannot be compared directly.
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| Characteristic | DeepSeek-V4-Pro-0813 | Seed 2.1 Turbo |
|---|---|---|
| Company | DeepSeek | ByteDance |
| Release Date | August 13, 2026 | June 24, 2026 |
| Parameters | 1.6T | — |
| Multimodal | No | Yes |
| Context (input) | 1.0M | — |
| Context (output) | 393K | — |
| Input Price / 1M | $1.32 | — |
| Output Price / 1M | $3.96 | — |
| Average Score | 60.6% | 61.0% |
| Benchmarks | ||
| DeepSWE | 62.7% | 23.0% |
| Toolathlon | 74.0% | 49.1% |
| Terminal-Bench 2.1 | 88.0% | 67.6% |
| NL2Repo | 61.5% | 43.7% |
| CyberGym | 83.0% | 67.0% |
| Humanity's Last Exam | 60.0% | 54.6% |
Visual Benchmark Comparison
Verdict
DeepSeek-V4-Pro-0813 leads in 1 out of 2 comparison categories.
Both models show comparable average scores: DeepSeek-V4-Pro-0813 — 0.6, Seed 2.1 Turbo — 0.6.
DeepSeek-V4-Pro-0813 is newer: released 8/13/2026 vs 6/24/2026.
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Frequently Asked Questions
Which is better for coding — DeepSeek-V4-Pro-0813 or Seed 2.1 Turbo?
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The DeepSeek-V4-Pro-0813 and Seed 2.1 Turbo comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the DeepSeek-V4-Pro-0813 or Seed 2.1 Turbo page. See also the complete list of AI model comparisons.