Kimi K2.5 vs Qwen3.8 Max
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | Kimi-K2.5 | Qwen3.8-Max |
|---|---|---|
| CostLower is better · Published-token output estimate | UnrankedNot in the 36-model eligible cohort | #19 of 36$0.107 per LiveBench case |
Ranks come from the current complete eligible cohorts. Green highlights appear only when both models are ranked in the same metric. Missing required inputs remain unranked, and the three dimensions are not collapsed into an overall winner.
Benchmark Performance
Available Benchmarks
| Benchmark | Kimi-K2.5 | Qwen3.8-Max |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,445.7598% of row best · rating · kimi-k2.5-thinking; 95% CI [1442.41231565, 1449.09515875]; votes 70620; rank 50 | 1,479.56100% of row best · rating · qwen3.8-max; 95% CI [1473.34740586, 1485.77213629]; votes 13136; rank 12 |
| LMArena Vision Arenavision-2026-08-27-011508720696 · arena_rating · leader | 1,266.7496% of row best · rating · kimi-k2.5-thinking; 95% CI [1260.83834046, 1272.64651923]; votes 26728; rank 36 | 1,312.86100% of row best · rating · qwen3.8-max; 95% CI [1304.57707433, 1321.13715544]; votes 7244; rank 6 |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark wins | 2 benchmark winsOverall lead |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Kimi-K2.5 | Qwen3.8-Max |
|---|---|---|
| Developer | Moonshot AI | Qwen |
| Family | Kimi K2 5 | Qwen3 8 Max |
| Model | Kimi-K2.5 | Qwen3.8-Max |
| Version | Kimi-K2.5 | Qwen3.8-Max |
| Lifecycle | active | active |
| Released | 2026-01-27 | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text, Image, Video |
| Output modalities | Text | Text |
| Context window | 262K | 1,000K |
| Total parameters | 1T | 2.4T |
| Active parameters | 32B | Unknown |
| License | other | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Deepinfra (Standard), Hugging Face (Standard), Openrouter (Standard) | Alibaba Cloud Model Studio (Standard), Deepinfra (Standard), Fireworks Ai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, tools | agents, chat, reasoning, structured_outputs, tools, vision |
14 comparable fields · 11 material differences · Pair passes the primary-source comparison gate
Kimi K2.5 Capabilities
Qwen3.8 Max Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
Kimi-K2.5Moonshot AI | vs |  GPT-6 AstraOpenAI | cross-developer peersimage, text |
Claude Fable 5.1Anthropic | vs | Kimi-K2.5Moonshot AI | cross-developer peersimage, text |
 Gemini 3.1 ProGoogle DeepMind | vs | Kimi-K2.5Moonshot AI | cross-developer peerstext |
 DeepSeek-V4-ProDeepSeek | vs | Kimi-K2.5Moonshot AI | cross-developer peerstext |
Kimi-K2.5Moonshot AI | vs | Grok 4.6xAI | cross-developer peersimage, text |
Kimi-K2.5Moonshot AI | vs | Kimi-K3Moonshot AI | family variantsembedding, image, text |
 MiniMax-M3MiniMax | vs | Kimi-K2.5Moonshot AI | cross-developer peersimage, text |
Kimi-K2.5Moonshot AI | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Kimi-K2.5Moonshot AI | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | Kimi-K2.5Moonshot AI | cross-developer peersimage, text |
 Mistral Large 3Mistral AI | vs | Kimi-K2.5Moonshot AI | cross-developer peersimage, text |
| vs | Kimi-K2.5Moonshot AI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
Kimi K2.5 vs Qwen3.8 Max FAQs
Is Kimi K2.5 or Qwen3.8 Max better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Kimi K2.5 and Qwen3.8 Max, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Kimi K2.5 or Qwen3.8 Max?+
Kimi K2.5 is $0.45 and Qwen3.8 Max is $1.65 per million tokens, so Kimi K2.5 is cheaper on this metric. Kimi K2.5 is $2.25 and Qwen3.8 Max is $4.951 per million tokens, so Kimi K2.5 is cheaper on this metric.
Which has a larger context window, Kimi K2.5 or Qwen3.8 Max?+
Qwen3.8 Max has the larger sourced context window. Kimi K2.5 supports 262K and Qwen3.8 Max supports 1,000K.
Which performs better in benchmarks, Kimi K2.5 or Qwen3.8 Max?+
There is no overall benchmark winner: An overall winner requires at least two decisive benchmarks from at least two original publishers.
Can Kimi K2.5 or Qwen3.8 Max be self-hosted?+
Kimi K2.5 is the only model in this pair currently marked as self-hostable. Kimi K2.5 is open weight; Qwen3.8 Max is not marked open weight.
Can Kimi K2.5 and Qwen3.8 Max understand images?+
Kimi K2.5 is documented with image input; Qwen3.8 Max is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Kimi K2.5 or Qwen3.8 Max?+
Neither has a larger sourced maximum output. Kimi K2.5 is — and Qwen3.8 Max is 131K.
Do Kimi K2.5 and Qwen3.8 Max support reasoning and tool use?+
Kimi K2.5: reasoning, tool calling, and image input. Qwen3.8 Max: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Kimi K2.5 or Qwen3.8 Max?+
Kimi K2.5 has 3 sourced provider routes; Qwen3.8 Max has 4, so Qwen3.8 Max has broader tracked availability.
Which offers better value, Kimi K2.5 or Qwen3.8 Max?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.