Kimi-k1.5 vs Kimi K2-Thinking-0905: Specs & Benchmark Comparison
| Characteristic | Kimi-k1.5 | Kimi K2-Thinking-0905 |
|---|---|---|
| Company | Moonshot AI | Moonshot AI |
| Release Date | January 20, 2025 | September 4, 2025 |
| Parameters | — | 1.0T |
| Multimodal | Yes | No |
| Context (input) | — | 262K |
| Context (output) | — | 66K |
| Input Price / 1M | — | $0.60 |
| Output Price / 1M | — | $2.40 |
| Average Score | 0.8 | 0.9 |
Verdict
Kimi K2-Thinking-0905 leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: Kimi-k1.5 — 0.8, Kimi K2-Thinking-0905 — 0.9.
Recency
Kimi K2-Thinking-0905 is newer: released 9/4/2025 vs 1/20/2025.
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Frequently Asked Questions
Which is better for coding — Kimi-k1.5 or Kimi K2-Thinking-0905?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Kimi-k1.5 or Kimi K2-Thinking-0905?
API pricing data is available on the individual model pages.
Which has a larger context window — Kimi-k1.5 or Kimi K2-Thinking-0905?
Context window data is available on the individual model pages.
The Kimi-k1.5 and Kimi K2-Thinking-0905 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Kimi-k1.5 or Kimi K2-Thinking-0905 page. See also the complete list of AI model comparisons.