WritingmateWritingmate

AI model reference · 2026

Kimi K2.6

MoonshotAI: Kimi K2.6 logoMoonshot AIModel details, evidence, and API facts

Kimi K2.6 is Moonshot AI's next-generation multimodal model, designed for long-horizon coding, coding-driven UI/UX generation, and multi-agent orchestration.

Text generation
Image input
Reasoning
Provider endpoint accepts tool parameters
Try Kimi K2.6Compare with another model
Context window
262,144 tokens
Maximum output
262,144 tokens
Base provider API input
$0.95 / 1M tokens
Base provider API rate
Published evidence
2 benchmarks, 2 Arena results

Overview

About Kimi K2.6

A concise catalog overview. Technical limits and published evaluation evidence are listed separately below.

Kimi K2.6 is Moonshot AI's next-generation multimodal model, designed for long-horizon coding, coding-driven UI/UX generation, and multi-agent orchestration.

text
multimodal
reasoning

Published evaluations

Benchmark results

Only results mapped to this exact model and backed by a named source appear here. Different evaluation protocols are not treated as interchangeable.

Source-backed benchmark results for Kimi K2.6
BenchmarkScoreEvaluation detailsSource
OSWorld-VerifiedA verified computer-use benchmark in which multimodal agents operate desktop applications and are graded from the resulting environment state.73.1%Mean task rewardVersion: OSWorld-Verified v1 · Split: Up to 361 tasks, excluding eight Google Drive tasks where required · Harness: Official OSWorld unified environment · Attempts: One run · Tools: GUI interactionProtocol note: Only 100-step general-model rows are included in this normalized snapshot. Individual evaluated-task counts can differ when a task could not run.; Run date: 2026-04-19; Evaluated tasks: 358Methodology OSWorldBenchmark owner
LiveBenchA contamination-resistant benchmark refreshed on a fixed release cadence. Scores from different LiveBench releases must never be compared as the same protocol.70.5%Mean of category averagesVersion: LiveBench 2026-06-25 · Split: 2026-06-25 release, 23 tasks across seven categoriesProtocol note: Overall is the mean of category averages. This protocol is not comparable with the 2026-01-08 release.Methodology LiveBenchBenchmark owner

Human preference

Arena results

Arena scores come from blind human preference votes. They are reported separately from task benchmarks and are not used as substitutes for missing benchmark results.

Arena results for Kimi K2.6
CategoryScoreRankVotesStatus
Arena TextBlind human preference score for text responses.1,460±5#4437,629Published
Arena WebDevBlind human preference score for code and web development.1,509±7#279,586Published

Technical reference

Specifications and API facts

Technical limits and reference provider prices come from the current catalog unless a reviewed external source is listed. Missing values stay marked as unavailable.

Model
Provider
Moonshot AI
Release date
Not available in reviewed sources
Catalog added
Apr 20, 2026
Context window
262,144 tokens
Maximum output
262,144 tokens
Knowledge cutoff
Not available in reviewed sources
License
Not available in reviewed sources
Capabilities and API
Input types
Text, Image
Output types
Text
Reasoning
Supported
Provider endpoint tool parameters
Accepts tool parameters
Base provider API input
$0.95 / 1M tokens
Base provider cached input
$0.16 / 1M tokens
Base provider API output
$4.00 / 1M tokens

These are reference provider API rates, not Writingmate checkout charges. Access in Writingmate follows the allowances of your Writingmate plan.

Provenance

Sources and update status

Source links are attached to the facts and evaluations they support. Catalog-only values are not presented as independently verified claims.

Evidence last updated Aug 12, 2026.

Catalog record updated Apr 20, 2026.

Catalog-added dates describe when a model entered the catalog, not necessarily its public release date.

Try Kimi K2.6 in Writingmate

Use this model, then compare its response with other AI models in the same workspace.

Get startedCompare models