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Gemini 3.1 Flash Lite Preview vs Kimi K2.6

Kimi K2.6 leads Gemini 3.1 Flash Lite Preview on coding, 52.1 to 22.7 on the Vibe Coding Index, and Gemini 3.1 Flash Lite Preview costs 2.7x less per output token ($1.50 vs $4.00 per million). Updated October 21, 2026; 74 benchmarks have a result for both.

Replace Gemini 3.1 Flash Lite Preview Replace Kimi K2.6
Gemini 3.1 Flash Lite PreviewGoogle
Coding
22.7
Overall
36.6
Output $/M
$1.50
4
Kimi K2.6Moonshot AI
Coding
52.1
Overall
60.5
Output $/M
$4.00
69
vs boards won of 74 shared, 1 tied

Gemini 3.1 Flash Lite Preview or Kimi K2.6: which to pick

Pick Kimi K2.6 for coding: it scores 52.1 on the Vibe Coding Index against 22.7 for Gemini 3.1 Flash Lite Preview.

Pick Gemini 3.1 Flash Lite Preview for output tokens 2.7x cheaper ($1.50 vs $4.00 per million) and a lower cost per solved task ($0.18 against $0.35).

Model AGemini 3.1 Flash Lite PreviewGoogle22.7/1003 independent benchmarks$0.18 per solved taskModel BKimi K2.6Moonshot AI52.1/1003 independent benchmarks$0.35 per solved task
Shared results
74
Gemini 3.1 Flash Lite Preview only
5
Kimi K2.6 only
35
Like-for-like categories
8 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Gemini 3.1 Flash Lite Preview 22.7 from 3 benchmarks, Kimi K2.6 52.1 from 3 benchmarks.
Widest category
Coding, 22.1 points apart on average over 14 shared benchmarks.
Widest single gap
Excel Modeling Benchmark (Vals AI): Gemini 3.1 Flash Lite Preview 8.6% against Kimi K2.6 57.9%, 49.2 points apart on a 0 to 100 scale.
Output price
Gemini 3.1 Flash Lite Preview $1.50 against Kimi K2.6 $4.00 per million output tokens, 2.7x apart.
Context window
Gemini 3.1 Flash Lite Preview takes 1.05M tokens, Kimi K2.6 262K.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryGemini 3.1 Flash Lite PreviewBarsKimi K2.6Ties
Coding0131 tie
Intelligence01
Agentic work05
Reasoning07
Math02
Knowledge29
Web design17
General125
All shared boards4691 tie
CodingLike-for-likeSix of these boards feed the Vibe Coding Index013
Coding benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
LMArena WebDev12571509Kimi K2.6
AA Coding Index34.761.8Kimi K2.6
LiveCodeBench (Vals AI)80.1%86.8%Kimi K2.6
SWE-bench Verified (Vals AI)62.8%76.2%Kimi K2.6
Vibe Code Bench (Vals AI)0.0%37.9%Kimi K2.6
Code migration (Vals AI)4.6%27.8%Kimi K2.6
ProgramBench (Vals AI)0.0%0.0%Tie
Terminal-Bench 2.1 (Vals AI)34.1%53.6%Kimi K2.6
SciCodeNot measured51.5%Only Kimi K2.6 measured
Terminal-Bench Hard (Artificial Analysis run)Not measured43.9%Only Kimi K2.6 measured
WeirdMLNot measured55.9%Only Kimi K2.6 measured
ALE-Bench797.71092.7Kimi K2.6
LMArena Text: coding14001489Kimi K2.6
LMArena Text: software and IT14131484Kimi K2.6
LMArena WebDev: React12451505Kimi K2.6
LMArena WebDev: HTML12761485Kimi K2.6
LMArena WebDev: from an image13361521Kimi K2.6
SciCode4.6%Not measuredOnly Gemini 3.1 Flash Lite Preview measured
Neither model has a result on the other 21 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
AA Intelligence Index15.627.0Kimi K2.6
Epoch Capabilities IndexNot measured150.9Only Kimi K2.6 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index05
Agentic work benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
AA Agentic Index1.620.5Kimi K2.6
Design Arena: agents building web appsNot measured1268Only Kimi K2.6 measured
Design Arena: agents building full-stack appsNot measured1155Only Kimi K2.6 measured
Design Arena: agents building mobile appsNot measured1157Only Kimi K2.6 measured
Design Arena: agents building Android appsNot measured1160Only Kimi K2.6 measured
Design Arena: agents building Godot gamesNot measured1120Only Kimi K2.6 measured
Design Arena: agents building gamesNot measured1141Only Kimi K2.6 measured
Design Arena: HTML slidesNot measured1184Only Kimi K2.6 measured
Design Arena: PowerPoint slidesNot measured1128Only Kimi K2.6 measured
Design Arena: spreadsheetsNot measured1276Only Kimi K2.6 measured
Finance Agent (Vals AI)30.0%44.9%Kimi K2.6
Tax Agent Bench (Vals AI)3.1%12.4%Kimi K2.6
Legal Research Bench (Vals AI)3.4%15.9%Kimi K2.6
Excel Modeling Benchmark (Vals AI)8.6%57.9%Kimi K2.6
τ²-Bench TelecomNot measured95.9%Only Kimi K2.6 measured
OSWorld 2.0Not measured4.6%Only Kimi K2.6 measured
Vending-Bench 2Not measured$6,205Only Kimi K2.6 measured
Neither model has a result on the other 24 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index07
Reasoning benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
GPQA Diamond81.1%89.1%Kimi K2.6
MMMU Pro (Vals AI)82.5%86.3%Kimi K2.6
GPQA Diamond (Artificial Analysis run)Not measured91.1%Only Kimi K2.6 measured
Humanity's Last Exam (Artificial Analysis run)Not measured37.5%Only Kimi K2.6 measured
GPQA Diamond (Epoch AI run)Not measured90.8%Only Kimi K2.6 measured
Chess puzzlesNot measured20.0%Only Kimi K2.6 measured
Mystery game puzzlesNot measured18.0%Only Kimi K2.6 measured
EBR-benchNot measured2.4%Only Kimi K2.6 measured
LMArena Text: hard prompts14071470Kimi K2.6
LMArena Text: expert13981491Kimi K2.6
LMArena Text: hard prompts in English14031471Kimi K2.6
LMArena Vision: diagrams12421298Kimi K2.6
LMArena Vision: homework12711310Kimi K2.6
Neither model has a result on the other 9 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
AIME83.3%Not measuredOnly Gemini 3.1 Flash Lite Preview measured
OTIS Mock AIMENot measured96.1%Only Kimi K2.6 measured
FrontierMath, tiers 1 to 3Not measured57.2%Only Kimi K2.6 measured
FrontierMath, tier 4Not measured25.6%Only Kimi K2.6 measured
ProofBenchNot measured16.0%Only Kimi K2.6 measured
LMArena Text: math14281474Kimi K2.6
LMArena Text: mathematical work14171480Kimi K2.6
Neither model has a result on the other 6 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index29
Knowledge benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
MMLU Pro86.2%87.6%Kimi K2.6
LegalBench (Vals AI)83.8%84.7%Kimi K2.6
CaseLaw (Vals AI)55.0%61.2%Kimi K2.6
CorpFin (Vals AI)59.4%66.7%Kimi K2.6
TaxEval (Vals AI)71.8%74.7%Kimi K2.6
MortgageTax (Vals AI)68.0%65.8%Gemini 3.1 Flash Lite Preview
MedCode (Vals AI)47.6%40.1%Gemini 3.1 Flash Lite Preview
SimpleQA VerifiedNot measured34.9%Only Kimi K2.6 measured
LMArena Text: science14251468Kimi K2.6
LMArena Text: medicine and healthcare14281457Kimi K2.6
LMArena Text: legal and government14181462Kimi K2.6
LMArena Text: business and finance13891445Kimi K2.6
FACTS Benchmark Suite51.4%Not measuredOnly Gemini 3.1 Flash Lite Preview measured
Neither model has a result on the other 5 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index17
Web design benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
Design Arena: websites10831269Kimi K2.6
Design Arena: UI components10721266Kimi K2.6
Design Arena: game dev10291251Kimi K2.6
Design Arena: data viz10451249Kimi K2.6
Design Arena: 3D10481268Kimi K2.6
Design Arena: all code categories10721272Kimi K2.6
Design Arena: SVG10521181Kimi K2.6
Design Arena: ASCII art11671165Gemini 3.1 Flash Lite Preview
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index125
General benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
Public Benefits Bench (Vals AI)Not measured56.6%Only Kimi K2.6 measured
SAGE (Vals AI)49.5%50.2%Kimi K2.6
MedScribe (Vals AI)63.9%78.2%Kimi K2.6
Vals Multimodal Index41.4%56.4%Kimi K2.6
IFBenchNot measured76.0%Only Kimi K2.6 measured
Long context reasoning (AA-LCR)Not measured81.0%Only Kimi K2.6 measured
DTBenchNot measured90.9%Only Kimi K2.6 measured
LMCANot measured37.3%Only Kimi K2.6 measured
Furniture assemblyNot measured21.7%Only Kimi K2.6 measured
ExploitBenchNot measured18.4%Only Kimi K2.6 measured
LMArena Text14161455Kimi K2.6
LMArena Text: instruction following13771451Kimi K2.6
LMArena Text: creative writing14011434Kimi K2.6
LMArena Vision12401282Kimi K2.6
LMArena Text: English14141460Kimi K2.6
LMArena Text: non-English14101446Kimi K2.6
LMArena Text: Chinese14601520Kimi K2.6
LMArena Text: German14301451Kimi K2.6
LMArena Text: Japanese14131443Kimi K2.6
LMArena Text: Korean13921427Kimi K2.6
LMArena Text: French14241471Kimi K2.6
LMArena Text: Spanish14211464Kimi K2.6
LMArena Text: Russian14201446Kimi K2.6
LMArena Text: Polish14431438Gemini 3.1 Flash Lite Preview
LMArena Text: multi-turn14171453Kimi K2.6
LMArena Text: longer queries13941468Kimi K2.6
LMArena Text: writing and language14081439Kimi K2.6
LMArena Text: entertainment and media13861428Kimi K2.6
LMArena Vision: English12321287Kimi K2.6
LMArena Vision: Chinese12781346Kimi K2.6
LMArena Vision: reading text12461291Kimi K2.6
LMArena Vision: humor12661280Kimi K2.6
LMArena Vision: captioning1259Not measuredOnly Gemini 3.1 Flash Lite Preview measured
LMArena Vision: recognizing things1308Not measuredOnly Gemini 3.1 Flash Lite Preview measured
LMArena Vision: creative writing12481273Kimi K2.6
LMArena DocumentNot measured1451Only Kimi K2.6 measured
Neither model has a result on the other 10 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Gemini 3.1 Flash Lite Preview and Kimi K2.6
BenchmarkGemini 3.1 Flash Lite PreviewKimi K2.6Leader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Gemini 3.1 Flash Lite Preview$0.0010Fits in one request
Kimi K2.6$0.0029Fits in one request

Gemini 3.1 Flash Lite Preview costs less

Repository review

50K input + 3K output tokens

Gemini 3.1 Flash Lite Preview$0.017Fits in one request
Kimi K2.6$0.059Fits in one request

Gemini 3.1 Flash Lite Preview costs less

Agent loop

200K input + 10K output tokens

Gemini 3.1 Flash Lite Preview$0.065Fits in one request
Kimi K2.6$0.230Fits in one request

Gemini 3.1 Flash Lite Preview costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Gemini 3.1 Flash Lite Preview and Kimi K2.6
SpecificationGoogle Gemini 3.1 Flash Lite PreviewMoonshotAI Kimi K2.6
MakerGoogleMoonshot AI
WeightsNo public weights listedOpen weights
ReleasedMarch 3, 2026April 20, 2026
Context window1.05M262K
Input $/Mtok$0.25$0.95
Output $/Mtok$1.50$4.00
Coding index22.752.1
Independent measurements behind it33
Cost per solved task$0.18$0.35
SourceOpenRouter listingOpenRouter listing

Questions

Is Gemini 3.1 Flash Lite Preview better than Kimi K2.6 for coding?

Pick Kimi K2.6 for coding: it scores 52.1 on the Vibe Coding Index against 22.7 for Gemini 3.1 Flash Lite Preview. Pick Gemini 3.1 Flash Lite Preview for output tokens 2.7x cheaper ($1.50 vs $4.00 per million) and a lower cost per solved task ($0.18 against $0.35).

Which is cheaper, Gemini 3.1 Flash Lite Preview or Kimi K2.6?

Gemini 3.1 Flash Lite Preview costs $0.25 per million input tokens and $1.50 per million output tokens; Kimi K2.6 costs $0.95 and $4.00. Per solved SWE-bench Verified task, Gemini 3.1 Flash Lite Preview costs $0.18 and Kimi K2.6 $0.35.

Which has the bigger context window, Gemini 3.1 Flash Lite Preview or Kimi K2.6?

Gemini 3.1 Flash Lite Preview, with 1.05M tokens against 262K.

How many benchmarks is the Gemini 3.1 Flash Lite Preview vs Kimi K2.6 comparison based on?

74 benchmarks have a result for both models as of October 21, 2026. Gemini 3.1 Flash Lite Preview's coding index rests on 3 independent benchmarks and Kimi K2.6's on 3. Where only one model has a result, the page says so instead of naming a winner.

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<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/gemini-3-1-flash-lite-preview-vs-kimi-k2-6">LLMBenchmark.ai, Gemini 3.1 Flash Lite Preview vs Kimi K2.6</a></p>