Data points: 101
The readout for Claude Opus 4.6 and Kimi K2.5, before the detailed comparison sheet.
Decision read
Kimi K2.5
Kimi K2.5 currently has the stronger profile, with verified wins split 2 to 4.
Evidence depth
101 data points
Includes 8 benchmark rows, 4 audit samples, and 9 provider examples.
Selection signal
Start with Kimi K2.5
The charts below split 21 high-signal samples across speed, scores, and audit health.
Model compare Claude Opus 4.6 vs Kimi K2.5claude-opus-4-6-vs-kimi-k2-5 | Model A Claude Opus 4.6 | Model B Kimi K2.5 |
|---|---|---|
| Overall leader | Contender | Leading |
| Verified metric wins | 2 wins | 4 wins |
| Where it leads | First-token latency, Provider coverage | Cheapest input price, Average speed, Free providers, Recent tests |
| Model metadata | Claude Opus 4.6 exposes 1M tokens; notable signals: Text input, Image input, File input, Text output. | Kimi K2.5 exposes 262.1K tokens; notable signals: Text input, Image input, Text output, Tool calling. |
| Developer | Anthropic | Moonshot AI |
| Context window | 1M tokens | 262.1K tokens |
| Max output | 128K tokens | 262.1K tokens |
| Released | Apr 2026 | Jan 2026 |
| Modalities | Input TextImageFile Output Text | Input TextImage Output Text |
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | No data |
| Tokenizer | Claude | Other |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | anthropic/claude-opus-4.6-fast | moonshotai/kimi-k2.5 |
| References | No data | No data |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | Claude Opus 4.6 | Kimi K2.5 |
|---|---|---|
| HLE | 18.6%#43 | 29.4%#14 |
| SciCode | 45.7%#20 | 49.0%#14 |
| GPQA | 84.0%#38 | 87.9%#16 |
| Input price | $5.00/M#41 | $0.580/M#21 |
| Output price | $25.00/M#47 | $3.00/M#28 |
| Time to first answer token | 1.44 s#34 | 64.24 s#101 |
| Blended price | $10.00/M#68 | $1.19/M#43 |
| Time to first token | 1.44 s#57 | 1.27 s#49 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 4.6 | Kimi K2.5 |
|---|---|---|
Cuz AIWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 89 56100100100 | Kimi K2.5 kimi-k2.5 No audit yet |
小水管 APIWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 84 728480100 | Kimi K2.5 kimi-k2.5 No audit yet |
Omini ApiWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 78 70728088 | Kimi K2.5 kimi-k2.5 No audit yet |
RenRen APIWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 78 70728088 | Kimi K2.5 kimi-k2.5 No audit yet |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Claude Opus 4.6 | Kimi K2.5 |
|---|---|---|
Rnglg2 API15 tests | Claude Opus 4.6 speed / latency 57 tok/s / 3926ms input / output No data | Kimi K2.5 speed / latency N/A / N/A input / output No data |
Thorbase15 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Kimi K2.5 speed / latency 40 tok/s / 10596ms input / output No data |
TradingBase API15 tests | Claude Opus 4.6 speed / latency 43 tok/s / 1437ms input / output No data | Kimi K2.5 speed / latency 65 tok/s / 9952ms input / output No data |
巨量API15 tests | Claude Opus 4.6 speed / latency 24 tok/s / 7946ms input / output No data | Kimi K2.5 speed / latency 44 tok/s / 883ms input / output No data |
6i2 API10 tests | Claude Opus 4.6 speed / latency 280 tok/s / 3242ms input / output No data | Kimi K2.5 speed / latency 357 tok/s / 10444ms input / output No data |
Claude Opus 4.6 claude-opus-4.6 speed / latency No data input / output $0/M / $0/M | Kimi K2.5 moonshot-ai/Kimi-K2.5 speed / latency No data input / output $75.00/M / $75.00/M | |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $0/M / $0/M | Kimi K2.5 kimi-k2.5 speed / latency No data input / output $0/M / $0/M | |
Claude Opus 4.6 c/claude-opus-4-6-thinking speed / latency No data input / output $0.0017/M / $0.0017/M | Kimi K2.5 kimi-k2.5 speed / latency No data input / output $6.00/M / $31.50/M | |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $0.685/M / $3.42/M | Kimi K2.5 kimi-k2.5-20260127 speed / latency No data input / output $0.0021/M / $0.0021/M |
This report only uses LMSpeed data for Claude Opus 4.6 and Kimi K2.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Claude Opus 4.6 | Kimi K2.5 |
|---|---|---|
| When to choose each model | Claude Opus 4.6 Claude Opus 4.6 is stronger when you prioritize First-token latency, Provider coverage. | Kimi K2.5 Kimi K2.5 is stronger when you prioritize Cheapest input price, Average speed, Free providers, Recent tests. |
TL;DR: Kimi K2.5 leads across 101 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Claude Opus 4.6 vs Kimi K2.5 into nearby model comparisons with enough verified LMSpeed data.
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
