Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
  1. Home
  2. Models
  3. Kimi K3
Updated Jul 16, 2026
Share
Loading...
Openings

How Kimi K3 starts an answer

The first lines of 5 of its 24 written answers. Formatting stripped, words untouched.

Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

2,513 words
First, a caveat that shapes everything A 1920 transistor is a bigger counterfactual than it appears. The 1947 invention waited on quantum mechanics (band theory, 1928–31), ultra-pure germanium, and controlled doping.
Read the full answer

Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

1,904 words
Contract Risk Analysis: Contractor Perspective Overall assessment: Every substantive clause in this agreement is one-sided in the Client's favor. Several are likely unenforceable as written, but enforceability only matters after expensive litigation — the practical risk is that these clauses give the Client leverage to…
Read the full answer

Movie Analysis

Analyze the themes, symbolism, and cinematography in the movie "Blade Runner 2049" and how they connect to the original film. Provide a…

1,900 words
Blade Runner 2049: The Replicant That Earned Its Soul Denis Villeneuve's Blade Runner 2049 is that rarest of sequels: one that behaves like its own subject. Built from the original's DNA, implanted with its memories, it spends its considerable runtime asking whether it has a soul of its own—and answers the way K does…
Read the full answer

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

1,542 words
Architecture Review: Collaborative Document Editor Overall assessment: The load-bearing problem is the sync layer — client-clock LWW + 2-second cross-server polling guarantees data loss and divergence under normal use.
Read the full answer

Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

1,479 words
The Software Engineer An LLM is, mechanically, just a function: a giant composition of matrix multiplications and nonlinearities that maps a sequence of tokens (chunks of text, roughly ¾ of a word each) to a probability distribution over what token comes next.
Read the full answer

Compare Kimi K3

Kimi K3 vs Claude Opus 4.653 shared prompts
Kimi K3 vs GPT-6 Astra54 shared prompts · Landed Sep 2026
Kimi K3 vs Hy4 Preview54 shared prompts · Landed Sep 2026
Kimi K3 vs Ox Alpha54 shared prompts · Landed Aug 2026
Kimi K3 vs Qwen3.8 2.4T A95B54 shared prompts · Landed Aug 2026
Kimi K3 vs DeepSeek V4 Pro 081354 shared prompts · Landed Aug 2026
Kimi K3 vs Qwen3.8 Max21 shared prompts · Landed Aug 2026
Kimi K3 vs Claude Opus 554 shared prompts · Landed Jul 2026
Kimi K3 vs Inkling54 shared prompts · Landed Jul 2026
Kimi K3 vs GPT-5.6 Sol54 shared prompts · Landed Jul 2026
Kimi K3 vs GLM 5.254 shared prompts · Landed Jun 2026
Kimi K3 vs OpenRouter Fusion · Budget (Jun 2026)45 shared prompts · Landed Jun 2026

Prompts Kimi K3 answered

  • AI-Generated Manifestoconversation
  • Minimalist Logo SVGimage generation
  • AI Board Game Logicreasoning
  • Logic Puzzlereasoning
  • Interactive Catan Boardweb design
  • Random Tailwind Webappweb design

Alternatives to Kimi K3

Kimi K3 is good. These would like a word anyway.

GPT Image 2.5 Sunburst logo
GPT Image 2.5 Sunburstopenai
Muse Spark 1.3 Contributor logo
Muse Spark 1.3 Contributormeta
Gemini 3.8 Flash logo
Gemini 3.8 Flashgoogle
Claude Fable 5.1 logo
Claude Fable 5.1anthropic
Mercury 2.5 Preview logo
Mercury 2.5 Previewinception
Granite 4.2 8B logo
Granite 4.2 8Bibm-granite
Hy4 Preview logo
Hy4 Previewtencent
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
Kimi K3

Kimi K3

Moonshot AI's open-weight multimodal reasoning model at very large scale. Built for complex coding, knowledge work and long agent runs, strongest at navigating large repositories and iterating against images, logs, tests and runtime feedback. Uses KDA and Attention Residuals for efficiency.

Ranks#1Mathematics#1Statistics#2Data Analysis#3Complex Reasoning#5Game Development#5Logo Design
OpenRouterDocsAPI
Provider
Moonshot AI
Released
2026-07-16
Size
XLARGE
Free API (OpenRouter)
No
Per 1M tokens
$3 in · $15 out
Rival’s tab
$11.63
58/58 receipts survived

Free API availability

No free endpoint for Kimi K3 was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 16 Sep 2026 · OpenRouter usage limits

View API options↗
Get API accessProvider and language code samples
17 hostsInOutContextUptime
IInferenceNet$2.10 in·$10.95 out·1M·97.7% upMMorphfp8$2.25 in·$12.60 out·1M·99.3% upRRelacefp4$2.40 in·$12.00 out·1M·99.3% upMMakora$2.55 in·$12.75 out·1M·97.5% upDDigitalOcean$2.55 in·$12.95 out·1M·99.7% upSSail Researchfp4$2.65 in·$13.28 out·1M·99.8% up
11 more hostsFewer hosts
PPhala$2.70 in·$13.50 out·1M·99.4% upDDeepInfrabf16$2.85 in·$14.25 out·1M·98.9% upWWafer$3.00 in·$12.75 out·1M·100% upBBasetenfp8$3.00 in·$15.00 out·1M·90.8% upCChutesmxfp4$3.00 in·$15.00 out·1M·98.5% upFFireworks$3.00 in·$15.00 out·1M·99.9% upModalmxfp4$3.00 in·$15.00 out·1M·99.7% upMoonshot AImxfp4$3.00 in·$15.00 out·1M·98.7% upPParasailfp4$3.00 in·$15.00 out·1M·99.1% upTTogether$3.00 in·$15.00 out·1M·99.6% upAlibaba Cloud$3.45 in·$17.25 out·1M·99.5% up

Per million tokens. Prices and uptime via OpenRouter, checked 16 Sep 2026.

Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"moonshotai/kimi-k3"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Deep analysisPsychometrics, taste index, writing DNA
Writing DNA

Stylometric Fingerprint

Based on 27 text responses
Tick = global average
Vocabulary Diversity58%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length20.8 words

Average words per sentence.

Hedging0.46

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting3.6

**Bold** markers per 1,000 characters.

List Usage3.4

Bullet and numbered list items per 1,000 characters.

Section Structure0.89

Markdown headings per 1,000 characters.

Emoji Usage0.78

Emoji per 1,000 characters.

Transitions0.17

"However", "moreover", "furthermore" per 100 words.

Opening Habits
Starts with heading (63%)
Consistency
65%
Across 27 responses

Favorites

Blade Runner

Movie

Blade Runner

19827.9
OK Computer

Album

OK Computer

Radiohead
Братья Карамазовы

Book

Братья Карамазовы

Fiódor Dostoievski
Kyoto

City

Kyoto

Japan
Outer Wilds

Game

Outer Wilds

Indie, Adventure4.4
Sponsored

Model Responses

53 outputs · $11.61 tracked across 53 receipts

Reviewing agent-written code?See a Brief PR report

Workshop · 127 skills

Build with your coding agent.

Editable skills for interface polish and interaction.

Explore $49Free sample

Keep exploring

COMPARE

Kimi K3 vs Ox Alpha

Real outputs compared side by side

RANKINGS

Best AI for Creative Writing

A stand-up set with puns banned, a manifesto against CAPTCHA, an interview wi...