Kimi K2-Thinking-0905 vs Seed 2.1 Turbo: Specs & Benchmark Comparison
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| Characteristic | Kimi K2-Thinking-0905 | Seed 2.1 Turbo |
|---|---|---|
| Company | Moonshot AI | ByteDance |
| Release Date | September 4, 2025 | June 24, 2026 |
| Parameters | 1.0T | — |
| Multimodal | No | Yes |
| Context (input) | 262K | — |
| Context (output) | 66K | — |
| Input Price / 1M | $0.60 | — |
| Output Price / 1M | $2.40 | — |
| Average Score | 0.9 | 0.6 |
Verdict
Seed 2.1 Turbo leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: Kimi K2-Thinking-0905 — 0.9, Seed 2.1 Turbo — 0.6.
Recency
Seed 2.1 Turbo is newer: released 6/24/2026 vs 9/4/2025.
More About These Models
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Frequently Asked Questions
Which is better for coding — Kimi K2-Thinking-0905 or Seed 2.1 Turbo?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Kimi K2-Thinking-0905 or Seed 2.1 Turbo?
API pricing data is available on the individual model pages.
Which has a larger context window — Kimi K2-Thinking-0905 or Seed 2.1 Turbo?
Context window data is available on the individual model pages.
The Kimi K2-Thinking-0905 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 Kimi K2-Thinking-0905 or Seed 2.1 Turbo page. See also the complete list of AI model comparisons.