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Moonshot AI · API model

Kimi K2.5

Kimi K2.5 is Moonshot AI's native multimodal model, delivering state-of-the-art visual coding capability and a self-directed agent swarm paradigm. Built on Kimi K2 with continued pretraining over approximately 15T mixed...

Context
262K
Input / 1M
$0.5
Output / 1M
$2.5
Released
Jan 27, 2026
Specifications

Kimi K2.5 specs

Provider
Moonshot AI
Type
API model
Model ID
moonshotai/kimi-k2.5
Context window
262,144 tokens262K
Input price
$0.5per 1M input tokens
Output price
$2.5per 1M output tokens
Accepts
image, text
Produces
text
Released
Jan 27, 2026
Source
OpenRouter
Overview

About Kimi K2.5

Kimi K2.5 is an API model from Moonshot AI, released on Jan 27, 2026, with a context window of 262,144 tokens, pricing of $0.5 per million input tokens and $2.5 per million output tokens. It accepts image, text input and produces text output.

At listed prices, a request with 10,000 input tokens and 1,000 output tokens costs about $0.0075.

Specs are sourced from OpenRouter and were last checked on Nov 3, 2026. Always confirm current pricing and limits with the provider before production use.

Tool callingStructured outputsJSON modeReasoning
FAQ

Kimi K2.5 questions

What is the context window of Kimi K2.5?

Kimi K2.5 supports a context window of 262,144 tokens.

How much does Kimi K2.5 cost?

Kimi K2.5 is listed at $0.5 per million input tokens and $2.5 per million output tokens on OpenRouter.

When was Kimi K2.5 released?

Kimi K2.5 was published on Jan 27, 2026.

What inputs does Kimi K2.5 accept?

Kimi K2.5 accepts image, text input and produces text output.