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Gemini 2.5 Pro vs Kimi K2.6

Kimi K2.6 leads Gemini 2.5 Pro on coding, 52.1 to 19.1 on the Vibe Coding Index, and Kimi K2.6 costs 2.5x less per output token ($4.00 vs $10.00 per million). Updated October 22, 2026; 73 benchmarks have a result for both.

Replace Gemini 2.5 Pro Replace Kimi K2.6
Gemini 2.5 ProGoogle
Coding
19.1
Overall
41.8
Output $/M
$10.00
18
Kimi K2.6Moonshot AI
Coding
52.1
Overall
60.5
Output $/M
$4.00
55
vs boards won of 73 shared

Gemini 2.5 Pro or Kimi K2.6: which to pick

Pick Kimi K2.6 for coding: it scores 52.1 on the Vibe Coding Index against 19.1 for Gemini 2.5 Pro.

Pick Gemini 2.5 Pro for a larger context window (1.05M against 262K tokens) and work measured by CaseLaw (Vals AI) or MortgageTax (Vals AI), where it leads.

Model AGemini 2.5 ProGoogle19.1/1003 independent benchmarks$0.64 per solved taskModel BKimi K2.6Moonshot AI52.1/1003 independent benchmarks$0.35 per solved task
Shared results
73
Gemini 2.5 Pro only
17
Kimi K2.6 only
36
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 2.5 Pro 19.1 from 3 benchmarks, Kimi K2.6 52.1 from 3 benchmarks.
Widest category
Agentic work, 32.0 points apart on average over 3 shared benchmarks.
Widest single gap
τ²-Bench Telecom: Gemini 2.5 Pro 54.1% against Kimi K2.6 95.9%, 41.8 points apart on a 0 to 100 scale.
Output price
Gemini 2.5 Pro $10.00 against Kimi K2.6 $4.00 per million output tokens, 2.5x apart.
Context window
Gemini 2.5 Pro 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 2.5 ProBarsKimi K2.6Ties
Coding011
Intelligence02
Agentic work03
Reasoning08
Math05
Knowledge62
Web design06
General1218
All shared boards1855
CodingLike-for-likeSix of these boards feed the Vibe Coding Index011
Coding benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
SWE-bench Verified53.6%Not measuredOnly Gemini 2.5 Pro measured
LMArena WebDev12261509Kimi K2.6
AA Coding Index33.361.8Kimi K2.6
LiveCodeBench (Vals AI)Not measured86.8%Only Kimi K2.6 measured
SWE-bench Verified (Vals AI)54.4%76.2%Kimi K2.6
Vibe Code Bench (Vals AI)0.4%37.9%Kimi K2.6
Code migration (Vals AI)Not measured27.8%Only Kimi K2.6 measured
ProgramBench (Vals AI)Not measured0.0%Only Kimi K2.6 measured
Terminal-Bench 2.1 (Vals AI)Not measured53.6%Only Kimi K2.6 measured
LiveCodeBench (Artificial Analysis run)80.1%Not measuredOnly Gemini 2.5 Pro measured
SciCode46.3%51.5%Kimi K2.6
Terminal-Bench Hard (Artificial Analysis run)26.5%43.9%Kimi K2.6
Terminal-Bench32.6%Not measuredOnly Gemini 2.5 Pro measured
GSO-Bench3.9%Not measuredOnly Gemini 2.5 Pro measured
WeirdML54.0%55.9%Kimi K2.6
ALE-BenchNot measured1092.7Only Kimi K2.6 measured
LMArena Text: coding14521489Kimi K2.6
LMArena Text: software and IT14591484Kimi K2.6
LMArena WebDev: ReactNot measured1505Only Kimi K2.6 measured
LMArena WebDev: HTML12351485Kimi K2.6
LMArena WebDev: from an image12851521Kimi K2.6
Neither model has a result on the other 18 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index02
Intelligence benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
AA Intelligence Index16.127.0Kimi K2.6
Epoch Capabilities Index145.1150.9Kimi K2.6
Agentic workLike-for-likePublic boards, shown as published, kept out of the index03
Agentic work benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi 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 measured1156Only Kimi K2.6 measured
Design Arena: agents building Android appsNot measured1161Only 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 measured1135Only Kimi K2.6 measured
Design Arena: PowerPoint slidesNot measured1103Only Kimi K2.6 measured
Design Arena: spreadsheetsNot measured1276Only Kimi K2.6 measured
Finance Agent (Vals AI)Not measured44.9%Only Kimi K2.6 measured
Tax Agent Bench (Vals AI)Not measured12.4%Only Kimi K2.6 measured
Legal Research Bench (Vals AI)Not measured15.9%Only Kimi K2.6 measured
Excel Modeling Benchmark (Vals AI)Not measured57.9%Only Kimi K2.6 measured
τ²-Bench Telecom54.1%95.9%Kimi K2.6
GDPval23.3%Not measuredOnly Gemini 2.5 Pro measured
OSWorld 2.0Not measured4.6%Only Kimi K2.6 measured
DeepResearch Bench41.5%Not measuredOnly Gemini 2.5 Pro measured
Vending-Bench 2$574$6,205Kimi K2.6
BrowseComp-Plus29.5%Not measuredOnly Gemini 2.5 Pro measured
Neither model has a result on the other 21 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index08
Reasoning benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
GPQA DiamondNot measured89.1%Only Kimi K2.6 measured
MMMU Pro (Vals AI)Not measured86.3%Only Kimi K2.6 measured
GPQA Diamond (Artificial Analysis run)84.4%91.1%Kimi K2.6
Humanity's Last Exam (Artificial Analysis run)22.5%37.5%Kimi K2.6
GPQA Diamond (Epoch AI run)85.3%90.8%Kimi K2.6
ARC-AGI41.0%Not measuredOnly Gemini 2.5 Pro measured
ARC-AGI-24.9%Not measuredOnly Gemini 2.5 Pro 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 prompts14551470Kimi K2.6
LMArena Text: expert14521491Kimi K2.6
LMArena Text: hard prompts in English14531471Kimi K2.6
LMArena Vision: diagrams12741298Kimi K2.6
LMArena Vision: homework12811310Kimi K2.6
Kagi LLM Benchmark70.3%Not measuredOnly Gemini 2.5 Pro measured
Neither model has a result on the other 6 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index05
Math benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
AA Math Index87.7Not measuredOnly Gemini 2.5 Pro measured
AIME 2025 (Artificial Analysis run)87.7%Not measuredOnly Gemini 2.5 Pro measured
OTIS Mock AIME84.7%96.1%Kimi K2.6
FrontierMath, tiers 1 to 324.6%57.2%Kimi K2.6
FrontierMath, tier 40.0%25.6%Kimi K2.6
ProofBenchNot measured16.0%Only Kimi K2.6 measured
LMArena Text: math14501474Kimi K2.6
LMArena Text: mathematical work14541480Kimi K2.6
Neither model has a result on the other 5 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index62
Knowledge benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
MMLU ProNot measured87.6%Only Kimi K2.6 measured
LegalBench (Vals AI)Not measured84.7%Only Kimi K2.6 measured
CaseLaw (Vals AI)63.9%61.2%Gemini 2.5 Pro
CorpFin (Vals AI)60.8%66.7%Kimi K2.6
TaxEval (Vals AI)Not measured74.7%Only Kimi K2.6 measured
MortgageTax (Vals AI)68.9%65.8%Gemini 2.5 Pro
MedCode (Vals AI)50.6%40.1%Gemini 2.5 Pro
MMLU Pro (Artificial Analysis run)86.2%Not measuredOnly Gemini 2.5 Pro measured
SimpleQA VerifiedNot measured34.9%Only Kimi K2.6 measured
LMArena Text: science14801468Gemini 2.5 Pro
LMArena Text: medicine and healthcare14761457Gemini 2.5 Pro
LMArena Text: legal and government14801462Gemini 2.5 Pro
LMArena Text: business and finance14391445Kimi K2.6
FACTS Benchmark Suite61.5%Not measuredOnly Gemini 2.5 Pro measured
Neither model has a result on the other 4 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index06
Web design benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
Design Arena: websites11671268Kimi K2.6
Design Arena: UI components11371263Kimi K2.6
Design Arena: game dev11111250Kimi K2.6
Design Arena: data viz12221249Kimi K2.6
Design Arena: 3D10801267Kimi K2.6
Design Arena: all code categories11521271Kimi K2.6
Design Arena: SVGNot measured1181Only Kimi K2.6 measured
Design Arena: ASCII artNot measured1165Only Kimi K2.6 measured
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index1218
General benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi K2.6Leader
Public Benefits Bench (Vals AI)Not measured56.6%Only Kimi K2.6 measured
SAGE (Vals AI)41.9%50.2%Kimi K2.6
MedScribe (Vals AI)73.5%78.2%Kimi K2.6
Vals Multimodal IndexNot measured56.4%Only Kimi K2.6 measured
IFBench48.7%76.0%Kimi K2.6
Long context reasoning (AA-LCR)69.0%81.0%Kimi K2.6
DTBench82.4%90.9%Kimi K2.6
LMCA34.8%37.3%Kimi K2.6
Creative writing (Lech Mazur)83.8%Not measuredOnly Gemini 2.5 Pro measured
Furniture assemblyNot measured21.7%Only Kimi K2.6 measured
ExploitBenchNot measured18.4%Only Kimi K2.6 measured
LMArena Text14581455Gemini 2.5 Pro
LMArena Text: instruction following14371451Kimi K2.6
LMArena Text: creative writing14541434Gemini 2.5 Pro
LMArena Vision12631282Kimi K2.6
LMArena Text: English14581460Kimi K2.6
LMArena Text: non-English14521446Gemini 2.5 Pro
LMArena Text: Chinese15071520Kimi K2.6
LMArena Text: German14871451Gemini 2.5 Pro
LMArena Text: Japanese14611443Gemini 2.5 Pro
LMArena Text: Korean14341427Gemini 2.5 Pro
LMArena Text: French14731471Gemini 2.5 Pro
LMArena Text: Spanish14741464Gemini 2.5 Pro
LMArena Text: Russian14611446Gemini 2.5 Pro
LMArena Text: Polish14791438Gemini 2.5 Pro
LMArena Text: multi-turn14531453Kimi K2.6
LMArena Text: longer queries14491468Kimi K2.6
LMArena Text: writing and language14541439Gemini 2.5 Pro
LMArena Text: entertainment and media14411428Gemini 2.5 Pro
LMArena Vision: English12611287Kimi K2.6
LMArena Vision: Chinese13001346Kimi K2.6
LMArena Vision: reading text12701291Kimi K2.6
LMArena Vision: humor12621280Kimi K2.6
LMArena Vision: captioning1304Not measuredOnly Gemini 2.5 Pro measured
LMArena Vision: recognizing things1283Not measuredOnly Gemini 2.5 Pro measured
LMArena Vision: creative writing12651273Kimi K2.6
LMArena Document14211451Kimi K2.6
Neither model has a result on the other 9 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Gemini 2.5 Pro and Kimi K2.6
BenchmarkGemini 2.5 ProKimi 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 2.5 Pro$0.0063Fits in one request
Kimi K2.6$0.0029Fits in one request

Kimi K2.6 costs less

Repository review

50K input + 3K output tokens

Gemini 2.5 Pro$0.092Fits in one request
Kimi K2.6$0.059Fits in one request

Kimi K2.6 costs less

Agent loop

200K input + 10K output tokens

Gemini 2.5 Pro$0.350Fits in one request
Kimi K2.6$0.230Fits in one request

Kimi K2.6 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 2.5 Pro and Kimi K2.6
SpecificationGoogle Gemini 2.5 ProMoonshotAI Kimi K2.6
MakerGoogleMoonshot AI
WeightsNo public weights listedOpen weights
ReleasedJune 17, 2025April 20, 2026
Context window1.05M262K
Input $/Mtok$1.25$0.95
Output $/Mtok$10.00$4.00
Coding index19.152.1
Independent measurements behind it33
Cost per solved task$0.64$0.35
SourceOpenRouter listingOpenRouter listing

Questions

Is Gemini 2.5 Pro better than Kimi K2.6 for coding?

Pick Kimi K2.6 for coding: it scores 52.1 on the Vibe Coding Index against 19.1 for Gemini 2.5 Pro. Pick Gemini 2.5 Pro for a larger context window (1.05M against 262K tokens) and work measured by CaseLaw (Vals AI) or MortgageTax (Vals AI), where it leads.

Which is cheaper, Gemini 2.5 Pro or Kimi K2.6?

Gemini 2.5 Pro costs $1.25 per million input tokens and $10.00 per million output tokens; Kimi K2.6 costs $0.95 and $4.00. Per solved SWE-bench Verified task, Gemini 2.5 Pro costs $0.64 and Kimi K2.6 $0.35.

Which has the bigger context window, Gemini 2.5 Pro or Kimi K2.6?

Gemini 2.5 Pro, with 1.05M tokens against 262K.

How many benchmarks is the Gemini 2.5 Pro vs Kimi K2.6 comparison based on?

73 benchmarks have a result for both models as of October 22, 2026. Gemini 2.5 Pro'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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