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Kimi K3 benchmarks & scores

Moonshot Tentative Open weights planned Released Jul 2026 Official website
67.3
Tentative VCI · #1

Current benchmark data gives Kimi K3 a tentative Vibe Coding Index of 67.3, placing it at rank #1.

Tentative estimate. The 67.3 VCI uses the best current source evidence. Intelligence 58.8, Coding 83.9, Agentic 50.7. Every score and rank will update as fresh results arrive.

Tentative quality #1/90
67.3
Tentative VCI
Price #78/91
$6
$/M blended

Current benchmark evidence

Kimi K3 benchmark results

Current available data places Kimi K3 at rank #1.

Tentative

BrowseComp

reported score out of 100

#1 reported
91.2 / 100

Reported single-agent result with a 1M context window. Independent verification is still pending.

Code Arena WebDev

preliminary Elo

#1 reported
1,679 ±17

Live human-preference WebDev result from 1,757 votes. Arena currently labels this entry Preliminary.

New coding evidence

Reported coding benchmark snapshot

Six reported coding scores, all run with thinking effort marked “max,” supporting the current #1 placement.

Tentative

DeepSWE

#3 reported

67.5

Terminal Bench 2.1

#2 reported

68.3

FrontierSWE

#2 reported

81.2

Program Bench

#1 reported

77.8

Kimi Code Bench 2.0

Internal

#2 reported

72.9

SWE Marathon

#1 reported

42.0

Provenance note, the reported chart is tied to the linked WeChat article and has a public community copy. Public run files and independent reproduction are still pending, Kimi Code Bench 2.0 is explicitly labeled internal.

All Kimi K3 scores and ranks are tentative estimates based on the best currently available benchmark data. Kimi guide ↗ OpenRouter listing ↗

Suite radar

Intelligence Coding Agentic

Suite scores

Intelligence
General reasoning & knowledge (Intelligence Index)
58.8
Coding
Code generation & software tasks (Coding Index)
83.9
Agentic
Multi-step tool use & agentic workflows (Agentic Index)
50.7

TheVibeFather rankings

Tentative

Kimi K3 practical agentic coding scorecard

This is our tentative algorithmic assessment of where Kimi K3 ranks for common vibe coding and agentic engineering workflows, calculated consistently from the estimated Intelligence, Coding, and Agentic signals above.

Tentative VibeFather rating
6.7 /10
#1 of 90 models
Practical area

Small, well-defined code changes

Precision on scoped edits, fixes, and implementation tasks.

Exceptional 7.6/10
Field rank #1 / 90

UI and CSS iteration

Front-end implementation with iterative tool-driven refinement.

Exceptional 7.7/10
Field rank #1 / 90

Routine debugging

Diagnosing failures and turning reasoning into correct code changes.

Strong 7.0/10
Field rank #1 / 90

Repository-wide refactors

Coordinating larger edits across files while preserving intent.

Strong 6.8/10
Field rank #1 / 90

Architecture decisions

Reasoning through tradeoffs, constraints, and system-level choices.

Capable 5.6/10
Field rank #2 / 90

Tool use and workflow execution

Planning and completing multi-step work with tools and feedback loops.

Capable 5.9/10
Field rank #3 / 90

Long autonomous coding tasks

Sustaining coherent progress across longer agentic engineering runs.

Capable 5.2/10
Field rank #3 / 90

Overall VibeFather rating

Our complete Vibe Coding Index, expressed on the same 0–10 practical scale.

Strong 6.7/10
Field rank #1 / 90
1 · Tentative signals

We start with Intelligence, Coding, Agentic benchmark evidence, currently estimated from launch-period results, and preserve missing values as unverified.

2 · Practical lenses

Our code-controlled algorithm blends the native 0–100 signals by workflow and expresses the result on a stable 0–10 scale. Every required input must be present.

3 · Field ranking

Each workflow score is ranked against every model with comparable evidence, so positions update when the benchmark field changes.

The Vibe Coding Index is TheVibeFather’s code-controlled 0–100 composite for practical coding and agentic capability. Every score and rank in this Kimi K3 scorecard is tentative until final source indices arrive. Price and adoption are reported independently and never alter quality. Exact weighting remains proprietary, inputs, missing-data behavior, and per-category ranks are disclosed here. Read the benchmark methodology →

Where Kimi K3 sits

Its logo stays full-color and highlighted while the rest of the field recedes for quick comparison.

Efficient frontier Alibaba Amazon Anthropic Cohere DeepSeek Google Inclusionai Kwaipilot Meta Meta Llama MiniMax Mistral Moonshot NVIDIA Nex Agi OpenAI Stepfun Tencent Upstage Xiaomi Zhipu xAI Hover, tap or focus a model for axis guides · resting dashed lines = medians 20 model(s) hidden — data not yet verified
Kimi

Company pulse

Latest from Kimi

Up to ten recent public posts from the company, linked to the originals on X.

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Model benchmark FAQ

Kimi K3 for vibe coding and agentic engineering

Answers update from this model’s current sourced scores, practical rankings, and verified pricing.

What are the current Kimi K3 benchmark results?

The current tentative profile gives Kimi K3 a 67.3 Vibe Coding Index from Intelligence 58.8, Coding 83.9, and Agentic 50.7. Reported launch results also include 1,687 on GDPval-AA v2 at #3, 1,527 on AA-Briefcase at #2, and 91.2 / 100 on BrowseComp at #1.

What are the reported Kimi K3 coding benchmark scores?

The launch-reported coding chart lists 67.5 / 100 on DeepSWE, 68.3 / 100 on Terminal Bench 2.1, 81.2 / 100 on FrontierSWE, 77.8 / 100 on Program Bench, 72.9 / 100 on the internal Kimi Code Bench 2.0, and 42.0 / 100 on SWE Marathon. Public run files and independent reproduction are still pending.

Where would Kimi K3 rank?

The current multi-source tentative VCI places Kimi K3 at rank #1. Arena Code WebDev currently places it #1 at 1,679 ±17, Arena labels that result preliminary while more votes arrive.

Are the Kimi K3 benchmark scores verified?

The 67.3 VCI, its three component scores, and the #1 placement remain tentative. The calculation uses the best current source evidence and will update automatically as fresh benchmark snapshots arrive.

How much does Kimi K3 cost?

OpenRouter currently lists Kimi K3 at $3 per million input tokens and $15 per million output tokens.

What is confirmed about Kimi K3?

Moonshot confirms a 2.8-trillion-parameter model with native visual understanding and a 1M-token context window. OpenRouter also lists the live model and current pricing.