Kimi K2.6

by Moonshot

Kimi K2.6, released April 20, 2026, is Moonshot's production-oriented agentic model tuned for long-horizon software engineering and complex task coordination. It is built on the same 1 trillion total parameter MoE foundation with 32 billion active parameters as K2.5, with additional post-training compute aimed at long-horizon stability, instruction following, and multi-agent coordination. The model posts strong software engineering results, reaching 80.2% on SWE-Bench Verified and 89.6% on LiveCodeBench, with strength in end-to-end coding across languages such as Rust, Go, and Python plus front-end and DevOps work. It adds native video input on top of image support through its MoonViT vision encoder, extending its multimodal range to dynamic visual content. A defining capability is agent swarm orchestration at scale, coordinating up to 300 specialized sub-agents across 4,000 coordinated steps for autonomous task decomposition. It supports a 256K context window, multimodal input across text, images, and video, and an OpenAI-compatible API.

Key info

Input
Output
Features
Context window
262K
Max output
262K
Input price
$0.95 /1M
Output price
$4.00 /1M
  • EU residency available
  • US residency available
  • Zero data retention on pay-as-you-go
  • No training by default
  • GDPR DPA available

Available routes

Kimi K2.6 runs on 8 different routes through the Opper gateway. Compare residency, ZDR, and training posture at a glance โ€” full data-handling detail per route below.

ProviderRegionZero data retentionTrainingInputOutput
AzureMultiEnterpriseNo$0.95$4.00
BergetEUZero data retentionNo$0.88$4.10
DeepInfraUSEnterpriseNo$0.75$3.50
FireworksUSEnterpriseNo$0.95$4.00
GeoddUSZero data retentionNo$0.60$3.20
InceptronEUEnterpriseNo$0.80$3.50
NebiusEUEnterpriseNo$0.95$4.00
NovitaUSEnterpriseNo$0.95$4.00

Training posture across routes: No training on prompts by default.

Data handling per route

Each route hosting Kimi K2.6 has its own privacy posture, residency, and GDPR terms. Postures are maintained by Opper with a last-verification timestamp.

Azure โ€” United States๐Ÿ‡บ๐Ÿ‡ธ

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; SCCs; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring (30-day retention)
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
SCCs

Berget โ€” Sweden๐Ÿ‡ธ๐Ÿ‡ช

Zero data retention is on by default on Pay-as-you-go โ€” no action required. No training on customer data. EU; DPA available.

Zero data retention
On by default on Pay-as-you-go.
Training
No training on customer data.
Logging
None
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
Not applicable โ€” data stays in EU

DeepInfra โ€” United States๐Ÿ‡บ๐Ÿ‡ธ

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; unknown.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Limited debug logs
Third-party access
None disclosed
GDPR DPA
No DPA
Transfer mechanism
unknown

Fireworks โ€” United States๐Ÿ‡บ๐Ÿ‡ธ

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; SCCs; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
None
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
SCCs

Geodd โ€” United States๐Ÿ‡บ๐Ÿ‡ธ

Zero data retention is on by default on Pay-as-you-go โ€” no action required. No training on customer data. US; SCCs.

Zero data retention
On by default on Pay-as-you-go.
Training
No training on customer data.
Logging
None
Third-party access
Provider may share with subprocessors / partners
GDPR DPA
No DPA
Transfer mechanism
SCCs

Inceptron โ€” Sweden๐Ÿ‡ธ๐Ÿ‡ช

Zero data retention is available via Opper Enterprise contract. No training on customer data. EU; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring (30-day retention)
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
Not applicable โ€” data stays in EU

Nebius โ€” Finland๐Ÿ‡ซ๐Ÿ‡ฎ

Zero data retention is available via Opper Enterprise contract. No training on customer data. EU; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
Not applicable โ€” data stays in EU

Novita โ€” United States๐Ÿ‡บ๐Ÿ‡ธ

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; SCCs; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
SCCs

Benchmarks

Independent benchmark scores โ€” composite indices for reasoning, coding, and math, plus individual eval scores where available.

Global rank#19 of 531 LLMs
TierStrong
Output speed40 tok/s
First token1.29s
Intelligence Index42.8
Coding Index47.1
Reasoning & knowledge
GPQA Diamond
91%
Humanity's Last Exam
36%
Long-context reasoning
70%
Coding
SciCode
54%
Agentic & tool use
Terminal-Bench Hard
44%
ฯ„ยฒ-Bench Telecom
96%
Math & instruction following
IFBench
76%

Get started

Call Kimi K2.6 through the Opper gateway with one API key. Let your coding agent set it up, or call it directly โ€” Opper is drop-in compatible with the OpenAI, Anthropic, and Google AI SDKs.

Set it up with your agent

Copy this and paste it into your coding agent โ€” Claude Code, Cursor, Codex, and more โ€” and it'll wire up Opper for you.

Or call it directly

import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.OPPER_API_KEY,
baseURL: "https://api.opper.ai/v3/compat",
});
const completion = await client.chat.completions.create({
model: "azure/kimi-k2.6",
messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);

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Side-by-side on privacy, EU hosting, pricing, and benchmarks.

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Kimi K2.6 by Moonshot โ€” pricing, benchmarks, ZDR, EU/US hosting | Opper AI