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MoonshotAI: Kimi K2.5

Source description (English)

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...

Overview

Model specifications

Context
262,144 tokens
Maximum output
235,929 tokens
Architecture
text+image->text
Tokenizer
Other
Knowledge cutoff
Not provided
Moderated
No
OPENROUTER

Complete pricing

Synchronized OpenRouter rates. Token prices are shown per one million tokens.

Input
$0.45
per 1M tokens
Output
$2.25
per 1M tokens
Cache read
$0.07
per 1M tokens
API

Model configuration

Reasoning

Reasoning required
No
Default parameters
Yes
API

Quick start

Set OPENROUTER_API_KEY locally. Python requires requests; JavaScript runs in Node.js. Keep the key on the server.

API documentation

curl --fail-with-body https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"moonshotai/kimi-k2.5","messages":[{"role":"user","content":"Hello!"}]}'
Capabilities

InputOutput

Input
textimage
Output
text
Reasoning

Yes

API

Supported API parameters

frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p
Available providers

8 providers

Checked: September 7, 2026

Live providers on OpenRouter

Provider availability, latency, throughput and routing can change continuously. Open the source page for current operational data.

OpenRouter

SiliconFlow

int4
Context
262K
Maximum output
236K
Input
$0.45
Output
$2.25
Cache read
$0.07
Cache write
Not provided

DeepInfra

fp4
Context
262K
Maximum output
64K
Input
$0.45
Output
$2.25
Cache read
$0.07
Cache write
Not provided

AtlasCloud

int4
Context
262K
Maximum output
236K
Input
$0.49
Output
$2.5
Cache read
$0.2
Cache write
Not provided

DigitalOcean

Not provided
Context
262K
Maximum output
236K
Input
$0.5
Output
$2.7
Cache read
$0.203
Cache write
Not provided

Venice

Not provided
Context
256K
Maximum output
66K
Input
$0.532
Output
$3.325
Cache read
$0.209
Cache write
Not provided

Novita

Not provided
Context
262K
Maximum output
236K
Input
$0.57
Output
$2.85
Cache read
$0.095
Cache write
Not provided

Amazon Bedrock

Not provided
Context
262K
Maximum output
131K
Input
$0.6
Output
$3
Cache read
Not provided
Cache write
Not provided

Phala

Not provided
Context
262K
Maximum output
236K
Input
$0.6
Output
$3
Cache read
$0.22
Cache write
Not provided
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