token.app › Compare › Claude Opus 4.6 vs Kimi K2.6
Claude Opus 4.6 vs Kimi K2.6
Claude Opus 4.6 and Kimi K2.6 split the 6 shared benchmarks evenly. Kimi K2.6 is 9.6× cheaper per token on a blended 3:1 basis. Claude Opus 4.6 accepts the larger context window (1M).
Head to head
Blended price uses a 3:1 input:output mix
| Claude Opus 4.6 | Kimi K2.6 | |
|---|---|---|
| Provider | Anthropic | Moonshot AI |
| Input $/1M | $5.00 | $0.580 |
| Output $/1M | $25.00 | $2.44 |
| Blended $/1M | $10.00 | $1.04 |
| Context window | 1M | 262K |
| Max output | 128K | 262K |
| Released | Feb 2026 | Apr 2026 |
| Licence | Proprietary | Open weights |
| GPQA Diamond | 90.5% | 90.8% |
| SWE-bench Verified | 75.6% | 76.7% |
| FrontierMath T1–3 | 66.0% | 57.2% |
| FrontierMath T4 | 26.8% | 25.6% |
| SimpleQA Verified | 46.5% | 38.7% |
| OTIS Mock AIME | 94.4% | 96.1% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Claude Opus 4.6 if…
- Higher FrontierMath T1–3 (66.0% vs 57.2%)
- Higher FrontierMath T4 (26.8% vs 25.6%)
- Higher SimpleQA Verified (46.5% vs 38.7%)
- Larger context window (1M)
Choose Kimi K2.6 if…
- Costs less per token — $1.04 vs $10.00 blended
- Higher GPQA Diamond (90.8% vs 90.5%)
- Higher SWE-bench Verified (76.7% vs 75.6%)
- Higher OTIS Mock AIME (96.1% vs 94.4%)
- Open weights — self-hostable
- Newer model (released Apr 2026)
FAQ
Which is better, Claude Opus 4.6 or Kimi K2.6?
Across the 6 benchmarks both models have independently-run scores for, Claude Opus 4.6 leads on 3 and Kimi K2.6 leads on 3. Benchmarks are one input — price and context window are on this page too.
Is Claude Opus 4.6 cheaper than Kimi K2.6?
Kimi K2.6 is cheaper: $1.04 versus $10.00 per million tokens blended at 3:1 input:output. Input alone: $5.00 vs $0.580. Output alone: $25.00 vs $2.44.
What context windows do Claude Opus 4.6 and Kimi K2.6 have?
Claude Opus 4.6: 1,000,000 tokens. Kimi K2.6: 262,144 tokens.
Who makes Claude Opus 4.6 and Kimi K2.6?
Claude Opus 4.6 is made by Anthropic. Kimi K2.6 is made by Moonshot AI.