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Comparison · 2 models · Updated Oct 4, 2026

Kimi K2.8 Preview vs Laguna M.1

Kimi K2.8 Preview comes out ahead, 66 to 36 on our weighted score.

  1. Our pick

    Moonshot AI

    Kimi K2.8 Preview

    Released Sep 11, 2026

    66/100
    • ECI—
    • Price—
    • Context1.05M
  2. Poolside

    Laguna M.1

    Released Apr 28, 2026

    36/100
    • ECI—
    • PriceFree / Free
    • Context262K
  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Kimi K2.8 Preview is our pick

Kimi K2.8 Preview is the better all-round choice, scoring 66/100 against Laguna M.1 (36). It leads on inputs & features and context window. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceLaguna M.1Laguna M.1 Free per 1M tokens (3:1 blend) · Kimi K2.8 Preview unpriced
  • Longest contextKimi K2.8 PreviewKimi K2.8 Preview 1,048,576 · Laguna M.1 262,144 tokens
  • Widest inputsKimi K2.8 PreviewKimi K2.8 Preview: Text, Images, Video · Laguna M.1: Text
  • Self-hostingLaguna M.1Publishes downloadable weights
How the score is built
MeasureWeightKimi K2.8 PreviewLaguna M.1
Inputs & features60%7035
Context window40%6137
Overall100%66/10036/100

Left out because at least one model lacks the data: capability and price. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Kimi K2.8 Preview vs Laguna M.1 specifications side by side
SpecificationKimi K2.8 PreviewMoonshot AILaguna M.1Poolside
Capability
Capabilities Index (ECI)——
ECI rank——
Price per million tokens
Input—Free
Output—Free
Cached input——
Blended (3:1)—Free
Long-context rate—Same rate
Price source—Official Poolside API
Limits
Context window1,048,576 tokens (best)262,144 tokens
Max output—32,768 tokens
Inputs and features
TextYesYes
ImagesYesNo
PDFsNoNo
AudioNoNo
VideoYesNo
ReasoningYesYes
Tool callingYesYes
Structured outputNoNo
Availability
WeightsProprietaryOpen
API model ID—poolside/laguna-m.1
API providers—2
ReleasedSep 11, 2026Apr 28, 2026
Knowledge cutoff——
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Kimi K2.8 Preview—
  • Laguna M.1Free
04 — Questions

Which should you choose?

Which is better: Kimi K2.8 Preview or Laguna M.1?

Kimi K2.8 Preview is the better all-round choice, scoring 66/100 against Laguna M.1 (36). It leads on inputs & features and context window. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Kimi K2.8 Preview or Laguna M.1?

Laguna M.1 is cheaper at Free input / Free output per million tokens (official Poolside API price). . Laguna M.1 is listed as free. Kimi K2.8 Preview has no published per-token price.

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Kimi K2.8 Preview has not been scored yet and Laguna M.1 has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Kimi K2.8 Preview and Laguna M.1 yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.

Which has the bigger context window?

Kimi K2.8 Preview has the largest context window at 1,048,576 tokens, against 262,144 for Laguna M.1. Maximum output per response: Laguna M.1 up to 32,768 tokens.

Which can read images, PDFs, audio or video?

Kimi K2.8 Preview accepts text, images and video; Laguna M.1 accepts text. Kimi K2.8 Preview handles the widest range of inputs.

Are any of these open source?

Laguna M.1 publishes its weights and can be self-hosted; Kimi K2.8 Preview is proprietary.

Which is newer?

Kimi K2.8 Preview is the newest, released Sep 11, 2026. Laguna M.1 came out Apr 28, 2026.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.