Compare / head-to-head
Kimi K3vsQwen3.8-Max
Kimi K3 and Qwen3.8-Max split their 6 shared benchmarks evenly. Qwen3.8-Max is 2.7x cheaper per token. Both offer a 1M-token context window.
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
3 – 3
even split
Cheaper per token
Qwen3.8-Max
2.7x cheaper, input + output
Larger context
Tie
both 1M tokens
Provider uptime (30d)
100% · —
Moonshot AI · Qwen
Kimi K3
Moonshot AI · released 2026-07-16
textvision
Qwen3.8-Max
Qwen · released 2026-08-02
textvision
Quality
Benchmark matrix
6 shared · 51 only Kimi K3 · 2 only Qwen3.8-Max| Benchmark | Kimi K3 | Qwen3.8-Max | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 6 | ||||
| GPQA Diamond | 93.5% ↗ | 92.6% ↗ | +0.9 pt | Kimi K3 |
| FrontierMath Tier 4 v2 (Epoch AI run) | 39% ↗epoch | 46.3% ↗epoch | -7.3 pt | Qwen3.8-Max |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | 72.2% ↗epoch | 74.7% ↗epoch | -2.5 pt | Qwen3.8-Max |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | 97.2% ↗epoch | 99.4% ↗epoch | -2.2 pt | Qwen3.8-Max |
| SimpleQA Verified | 50.6% ↗epoch | 45.8% ↗epoch | +4.8 pt | Kimi K3 |
| Terminal-Bench 2.1 | 88.3% ↗ | 86.6% ↗ | +1.7 pt | Kimi K3 |
| Only Kimi K3 reports · 51 | ||||
| AIME 2026 | 96.7% ↗matharena ⚠ | not reported | — | — |
| Humanity's Last Exam (no tools) | 43.5% ↗ | not reported | — | — |
| AA-Briefcase | 1548 ↗ | not reported | — | — |
| AA-LCR | 74.7% ↗ | not reported | — | — |
| Agents' Last Exam | 28.3% ↗ | not reported | — | — |
| APEX-Agents | 41% ↗ | not reported | — | — |
| AutomationBench | 30.8% ↗ | not reported | — | — |
| BabyVision (with Python) | 85.7% ↗ | not reported | — | — |
| BrowseComp (1M context, no compaction) | 90.4% ↗ | not reported | — | — |
| BrowseComp (context compaction) | 91.2% ↗ | not reported | — | — |
| CharXiv Reasoning (no tools) | 84.8% ↗ | not reported | — | — |
| CharXiv Reasoning (with Python) | 91.3% ↗ | not reported | — | — |
| CorpFin v2 | 71.6% ↗ | not reported | — | — |
| CritPt | 23.4% ↗ | not reported | — | — |
| DeepSearchQA (F1) | 95% ↗ | not reported | — | — |
| DeepSWE v1.1 | 67.3% ↗ | not reported | — | — |
| DeepSWE v1.1 (Kimi Code) | 67.5% ↗ | not reported | — | — |
| Finance Agent v2 | 54.4% ↗ | not reported | — | — |
| FrontierSWE | 81.2% ↗ | not reported | — | — |
| GDPval-AA v2 | 1686 ↗ | not reported | — | — |
| Harvey Lab-AA | 94.6% ↗ | not reported | — | — |
| Humanity's Last Exam (with tools) | 56% ↗ | not reported | — | — |
| JobBench | 54.3% ↗ | not reported | — | — |
| Kimi Code Bench 2.0 | 72.9% ↗ | not reported | — | — |
| Legal Research Bench | 44.2% ↗ | not reported | — | — |
| MathVision (no tools) | 94.3% ↗ | not reported | — | — |
| MathVision (with Python) | 97.8% ↗ | not reported | — | — |
| MCP-Atlas | 84.2% ↗ | not reported | — | — |
| MCPMark-Verified | 94.5% ↗ | not reported | — | — |
| MLS-Bench-Lite | 48.3% ↗ | not reported | — | — |
| MMMU-Pro (no tools) | 81.6% ↗ | not reported | — | — |
| MMMU-Pro (with Python) | 83.4% ↗ | not reported | — | — |
| MMVU | 82.1% ↗ | not reported | — | — |
| OfficeQA Pro | 63.3% ↗ | not reported | — | — |
| OmniDocBench | 91.1% ↗ | not reported | — | — |
| OSWorld 2.0 | 58.3% ↗ | not reported | — | — |
| OSWorld-Verified | 84.8% ↗ | not reported | — | — |
| PerceptionBench | 58.5% ↗ | not reported | — | — |
| PostTrainBench | 36.6% ↗ | not reported | — | — |
| ProgramBench | 77.8% ↗ | not reported | — | — |
| ResearchRubrics | 76.2% ↗ | not reported | — | — |
| SaaS-Bench | 60.1% ↗ | not reported | — | — |
| SciCode | 58.7% ↗ | not reported | — | — |
| SpreadsheetBench 2 | 34.8% ↗ | not reported | — | — |
| SWE-Marathon | 42% ↗ | not reported | — | — |
| tau3-Banking | 33.4% ↗ | not reported | — | — |
| Toolathlon-Verified | 76.5% ↗ | not reported | — | — |
| Video-MME (with subtitles) | 90% ↗ | not reported | — | — |
| WorldVQA ForceAnswer | 51% ↗ | not reported | — | — |
| ZeroBench pass@5 (no tools) | 23% ↗ | not reported | — | — |
| ZeroBench pass@5 (with Python) | 41% ↗ | not reported | — | — |
| Only Qwen3.8-Max reports · 2 | ||||
| LMArena Elo | not reported | 1480.6 ↗ | — | — |
| SWE-Bench Pro | not reported | 67.7% ↗ | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Kimi K3 minus Qwen3.8-Max in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Kimi K3 | Qwen3.8-Max | Edge |
|---|---|---|---|
| Context window | 1M tokens | 1M tokens | Tie |
| Max output | 1.0M tokens | 131K tokens | Kimi K3 |
| Input price / 1M | $3 ↗ | $1.65 ↗ | Qwen3.8-Max |
| Output price / 1M | $15 ↗ | $4.95 ↗ | Qwen3.8-Max |
| Cached input / 1M | $0.3 ↗ | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $18 | $6.6 | Qwen3.8-Max |
| Modalities | text · vision | text · vision | Tie |
| Released | 2026-07-16 | 2026-08-02 | — |
| Cited benchmark scores | 59 | 9 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Kimi K3 vs …
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Qwen3.8-Max vs …
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Which one wins on your data?
Public benchmarks are a starting point. Run Kimi K3 and Qwen3.8-Max on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.