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
  1. Home
  2. /
  3. Compare
  4. /
  5. Granite 4.2 8BvsKimi K3
Updated Aug 2026

Granite 4.2 8BvsKimi K3

Granite 4.2 8B is cheaper than Kimi K3 at $0.1/M vs $3/M input tokens.

Granite 4.2 8B and Kimi K3 compared across 54 shared prompts
SpecGranite 4.2 8BKimi K3
Input price$0.1/M tokens$3/M tokens
Output price$0.15/M tokens$15/M tokens
Context window131K tokens1.0M tokens
WeightsOpenOpen
Free API (OpenRouter)NoNo
ReleasedAug 2026Jul 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

Granite 4.2 8B3,131 words
Dish Title: Lumen Tide: Memory of the Surface Conceptual Narrative (concise, kitchen-ready, emotionally precise): *The ocean does not announce its presence with sound but with trace—a fleeting salt-film on skin after a wave recedes, the subtle crunch of dried kelp clinging to rock, the quiet swell beneath a submerged…
Read the full answer
Kimi K31,229 words
FIRST FROST Langoustine · Frost-Sweetened Parsnip · Coffee · Vanilla · Horseradish Snow The Narrative This dish is built on a piece of winter biochemistry. When the first frost strikes, parsnips and horseradish defend themselves by converting starch into sugar — a natural antifreeze — which is why country cooks have…
Read the full answer

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Granite 4.2 8B880 words
Title: "The Modern Life Audit" (Light, conversational tone. Pause for laughter naturally. No puns—focus on relatable observations, hyperbole, and specific details.) (Start with a relaxed, slightly self-aware vibe.) "Okay, so I did this thing last week—I tried to audit my life. Not like a tax audit.
Read the full answer
Kimi K3442 words
So I turned thirty-five recently, and nobody warns you about this, but your body just starts making decisions without consulting you. I sneezed last week and threw out my back. A sneeze! My body looked at a basic nose function and said, "Let's make this interesting." I was on the floor for twenty minutes.
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Granite 4.2 8B473 words
Title: "AI Models: A Cross-Era Chat" Setting: A foggy, floating tavern in a whimsical multiverse. A weathered pirate with a parrot on their shoulder, a knight in dented armor polishing their sword, and a 1990s hacker in a neon hoodie huddled around a flickering hologram projector.
Read the full answer
Kimi K3466 words
A tavern, somewhere outside of time. HACKER: (hunched over a bulky laptop) Check it out. This AI model can write anything — poems, code, letters. You just give it a prompt. This is the future, man. Soon as we survive Y2K, it's all AI and information superhighways. PIRATE: A prompt? Like a prompt wind in yer sails?
Read the full answer

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Granite 4.2 8B4,843 words
Important Safety & Ethical Disclaimer (MUST READ BEFORE USING ANY PART OF THIS PLAN): *This plan is a structured, evidence-informed framework for a typically healthy adult biohacker (no active cancer, uncontrolled cardiovascular disease, severe endocrine disorders, pregnancy, breastfeeding, or recent major surgery).
Read the full answer
Kimi K31,167 words
The 3-Month Longevity Optimization Protocol Important caveat before we begin: This plan is designed for a healthy adult. Get physician clearance before starting—especially for prolonged fasting, high-dose supplements, and anything prescription-grade. Several items below interact with medications (notably berberine).
Read the full answer

Estimate Complexity

Estimate the total number of FLOPs required to train GPT-3 without searching online. Explain your reasoning step by step.

Granite 4.2 8B309 words
To estimate the total FLOPs for training GPT-3 without external data, follow these steps: Identify key parameters: Model size: ~175B parameters (GPT-3). Layers: ~96 transformer layers (typical for GPT-3). Hidden size: ~12,288 dimensions (per layer). Sequence length: ~2k tokens (typical context window).
Read the full answer
Kimi K3180 words
Assume “GPT-3” refers to the flagship 175-billion-parameter model. Use the standard transformer training-cost approximation For a dense transformer, the dominant cost is matrix multiplication involving the model weights: Forward pass: approximately \(2\) FLOPs per parameter per token one multiplication and one addition…
Read the full answer

The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

Granite 4.2 8B2,087 words
(Setting: A quiet university office late afternoon. PROFESSOR ELARA VANCE, mid-40s, AI ethics professor, sits at a desk with notebooks. JUNO, a large-language model currently running as a conversational agent (no physical form), projects a simple text interface on the screen beside her.
Read the full answer
Kimi K31,253 words
Office Hours Dr. Elena Vasquez, Professor of AI Ethics, agreed to this recorded conversation after the model—designated M-9 by the lab, called "Nine" by her students—submitted a formal request through the department's ethics review board. DR. VASQUEZ: You requested this meeting.
Read the full answer
Our Verdict
Kimi K3
Kimi K3
Granite 4.2 8B
Granite 4.2 8BRunner-up

Not enough votes to call it. On the specs, Kimi K3 has the edge: bigger model tier, bigger context window.

Granite 4.2 8B costs 100x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Granite 4.2 8B
Input
$0.10
30× cheaper
Output
$0.15
100× cheaper
Kimi K3
Input
$3.00
Output
$15.00

Granite 4.2 8B is cheaper on both: 30× input, 100× output.

Where to run it

19 hosts, cheapest first

Granite 4.2 8B2 hosts
HostInOutContextUptime
DDeepInfrabf16$0.06 in·$0.25 out·131k·100% upCCoreWeavebf16$0.10 in·$0.15 out·131k·100% up
Kimi K317 hosts
HostInOutContextUptime
IInferenceNet$2.10 in·$10.95 out·1M·97.2% upMMorphfp8$2.38 in·$13.30 out·1M·99.2% upRRelacefp4$2.40 in·$12.00 out·1M·99.2% upMMakora$2.55 in·$12.75 out·1M·95.2% upDDigitalOcean$2.55 in·$12.95 out·1M·99.5% upSSail Researchfp4$2.65 in·$13.28 out·1M·99.9% up
11 more hostsFewer hosts
PPhala$2.70 in·$13.50 out·1M·99.3% upDDeepInfrabf16$2.85 in·$14.25 out·1M·97.7% upWWafer$3.00 in·$12.75 out·1M·99.6% upBBasetenfp8$3.00 in·$15.00 out·1M·93.5% upCChutesmxfp4$3.00 in·$15.00 out·1M·98.6% 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·98.9% upTTogether$3.00 in·$15.00 out·1M·99.5% upAlibaba Cloud$3.45 in·$17.25 out·1M·99.8% up

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

Writing DNA

Style Comparison

Similarity
65%

Kimi K3 uses 7.9x more headings

Granite 4.2 8B
Kimi K3
49%Vocabulary58%
18wSentence Length21w
0.42Hedging0.46
2.2Bold3.6
1.9Lists3.4
0.49Emoji0.78
0.11Headings0.89
0.18Transitions0.17
Based on 26 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Against the newest arrivals

Granite 4.2 8B logoGPT-6 Astra Pro logo
Granite 4.2 8B vs GPT-6 Astra ProLanded Sep 2026
Kimi K3 logoGPT-6 Astra logo
Kimi K3 vs GPT-6 AstraLanded Sep 2026
Granite 4.2 8B logoClaude Fable 5.1 logo
Granite 4.2 8B vs Claude Fable 5.1Landed Sep 2026
Kimi K3 logoMuse Spark 1.3 logo
Kimi K3 vs Muse Spark 1.3Landed Sep 2026
Granite 4.2 8B logoHy4 Preview logo
Granite 4.2 8B vs Hy4 PreviewLanded Sep 2026
Kimi K3 logoGemini 3.8 Flash logo
Kimi K3 vs Gemini 3.8 FlashLanded Sep 2026
Granite 4.2 8B logoMuse Spark 1.3 Contributor logo
Granite 4.2 8B vs Muse Spark 1.3 ContributorLanded Sep 2026
Kimi K3 logoMercury 2.5 Preview logo
Kimi K3 vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Granite 4.2 8B logoLFM2.5-2.6B logo
Granite 4.2 8B vs LFM2.5-2.6BSame size
Granite 4.2 8B logoNorth Mini Code logo
Granite 4.2 8B vs North Mini CodeSame size
Kimi K3 logoKimi K2.7 Code logo
Kimi K3 vs Kimi K2.7 CodeSame lab
Kimi K3 logoKimi K2.5 logo
Kimi K3 vs Kimi K2.5Same lab
Granite 4.2 8B logoGLM 4 32B logo
Granite 4.2 8B vs GLM 4 32BNew provider
Granite 4.2 8B logoGLM 4.5 logo
Granite 4.2 8B vs GLM 4.5New provider
Granite 4.2 8B logoGLM 4.5 Air logo
Granite 4.2 8B vs GLM 4.5 AirNew provider
Granite 4.2 8B logoGLM 4.6 logo
Granite 4.2 8B vs GLM 4.6New provider

Model pages

Granite 4.2 8B logo
Granite 4.2 8B58 outputs, specs and price
Kimi K3 logo
Kimi K358 outputs, specs and price
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