SIDE BY SIDE
Kimi K2.5 vs Kimi K2.6
Both are Kimi models. Kimi K2.6 was added to OpenRouter on 2026-04-20, Kimi K2.5 on 2026-01-27.
| Field | Kimi K2.5 | Kimi K2.6 |
|---|---|---|
| Provider | MoonshotAI | MoonshotAI |
| Family | Kimi | Kimi |
| Province | Maple Highlands | Maple Highlands |
| Context window | 262K tokens | 262K tokens |
| Maximum output | 236K tokens | 236K tokens |
| Input / 1M tokens | $0.500 | $0.650 |
| Output / 1M tokens | $2.50 | $3.41 |
| Accepts | text, images | text, images |
| Produces | text | text |
| Reasoning | Yes | Yes |
| Tool use | Yes | Yes |
| Added to OpenRouter | 2026-01-27 | 2026-04-20 |
| Model ID | moonshotai/kimi-k2.5 | moonshotai/kimi-k2.6 |
Questions and answers
Which is cheaper, Kimi K2.5 or Kimi K2.6?
Kimi K2.5 costs less for both input ($0.500 vs $0.650) and output ($2.50 vs $3.41) per million tokens. On input, Kimi K2.5 is 23% cheaper.
Which has the larger context window?
Both have a 262K-token context window.
What can one do that the other cannot?
Nothing among reasoning, tool use and image input: both support reasoning, tool use and image input.
Answers are computed from the 2026-10-24 catalog snapshot.