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Kimi K2.6 vs MiMo-V2.5

Kimi K2.6 leads MiMo-V2.5 on coding, 52.1 to 50.0 on the Vibe Coding Index, and MiMo-V2.5 costs 11.9x less per output token ($0.336 vs $4.00 per million). Updated October 22, 2026; 79 benchmarks have a result for both.

Replace Kimi K2.6 Replace MiMo-V2.5
Kimi K2.6Moonshot AI
Coding
52.1
Overall
60.5
Output $/M
$4.00
75
MiMo-V2.5Xiaomi
Coding
50.0
Overall
50.7
Output $/M
$0.336
3
vs boards won of 79 shared, 1 tied

Kimi K2.6 or MiMo-V2.5: which to pick

Pick Kimi K2.6 for coding: it scores 52.1 on the Vibe Coding Index against 50.0 for MiMo-V2.5.

Pick MiMo-V2.5 for output tokens 11.9x cheaper ($0.336 vs $4.00 per million) and a lower cost per solved task ($0.01 against $0.35).

Model AKimi K2.6Moonshot AI52.1/1003 independent benchmarks$0.35 per solved taskModel BMiMo-V2.5Xiaomi50.0/1003 independent benchmarks$0.01 per solved task
Shared results
79
Kimi K2.6 only
30
MiMo-V2.5 only
1
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
Kimi K2.6 52.1 from 3 benchmarks, MiMo-V2.5 50.0 from 3 benchmarks.
Widest category
Coding, 7.8 points apart on average over 14 shared benchmarks.
Widest single gap
LMArena Text: Japanese: Kimi K2.6 1443 against MiMo-V2.5 1306, 22.8 points apart on a 0 to 100 scale.
Output price
Kimi K2.6 $4.00 against MiMo-V2.5 $0.336 per million output tokens, 11.9x apart.
Context window
Kimi K2.6 takes 262K tokens, MiMo-V2.5 1.05M.

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
CategoryKimi K2.6BarsMiMo-V2.5Ties
Coding122
Intelligence10
Agentic work60
Reasoning90
Math201 tie
Knowledge100
Web design71
General280
All shared boards7531 tie
CodingLike-for-likeSix of these boards feed the Vibe Coding Index122
Coding benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
LMArena WebDev15091438Kimi K2.6
AA Coding Index61.856.8Kimi K2.6
LiveCodeBench (Vals AI)86.8%81.5%Kimi K2.6
SWE-bench Verified (Vals AI)76.2%71.0%Kimi K2.6
Vibe Code Bench (Vals AI)37.9%42.2%MiMo-V2.5
Code migration (Vals AI)27.8%14.2%Kimi K2.6
ProgramBench (Vals AI)0.0%Not measuredOnly Kimi K2.6 measured
Terminal-Bench 2.1 (Vals AI)53.6%60.7%MiMo-V2.5
SciCode51.5%43.9%Kimi K2.6
Terminal-Bench Hard (Artificial Analysis run)43.9%41.7%Kimi K2.6
WeirdML55.9%Not measuredOnly Kimi K2.6 measured
ALE-Bench1092.7514.0Kimi K2.6
LMArena Text: coding14891469Kimi K2.6
LMArena Text: software and IT14841463Kimi K2.6
LMArena WebDev: React15051425Kimi K2.6
LMArena WebDev: HTML14851429Kimi K2.6
LMArena WebDev: from an image1521Not measuredOnly Kimi K2.6 measured
Neither model has a result on the other 22 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
Intelligence benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
AA Intelligence Index27.021.8Kimi K2.6
Epoch Capabilities Index150.9Not measuredOnly Kimi K2.6 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index60
Agentic work benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
AA Agentic Index20.515.8Kimi K2.6
Design Arena: agents building web apps1268Not measuredOnly Kimi K2.6 measured
Design Arena: agents building full-stack apps1155Not measuredOnly Kimi K2.6 measured
Design Arena: agents building mobile apps1156Not measuredOnly Kimi K2.6 measured
Design Arena: agents building Android apps1161Not measuredOnly Kimi K2.6 measured
Design Arena: agents building Godot games1120Not measuredOnly Kimi K2.6 measured
Design Arena: agents building games1141Not measuredOnly Kimi K2.6 measured
Design Arena: HTML slides1135Not measuredOnly Kimi K2.6 measured
Design Arena: PowerPoint slides1103Not measuredOnly Kimi K2.6 measured
Design Arena: spreadsheets1276Not measuredOnly Kimi K2.6 measured
Finance Agent (Vals AI)44.9%36.7%Kimi K2.6
Tax Agent Bench (Vals AI)12.4%7.8%Kimi K2.6
Legal Research Bench (Vals AI)15.9%9.1%Kimi K2.6
Excel Modeling Benchmark (Vals AI)57.9%55.1%Kimi K2.6
τ²-Bench Telecom95.9%90.6%Kimi K2.6
OSWorld 2.04.6%Not measuredOnly Kimi K2.6 measured
Vending-Bench 2$6,205Not measuredOnly 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 index90
Reasoning benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
GPQA Diamond89.1%81.6%Kimi K2.6
MMMU Pro (Vals AI)86.3%80.0%Kimi K2.6
GPQA Diamond (Artificial Analysis run)91.1%84.9%Kimi K2.6
Humanity's Last Exam (Artificial Analysis run)37.5%27.2%Kimi K2.6
GPQA Diamond (Epoch AI run)90.8%Not measuredOnly Kimi K2.6 measured
Chess puzzles20.0%Not measuredOnly Kimi K2.6 measured
Mystery game puzzles18.0%Not measuredOnly Kimi K2.6 measured
EBR-bench2.4%Not measuredOnly Kimi K2.6 measured
LMArena Text: hard prompts14701450Kimi K2.6
LMArena Text: expert14911459Kimi K2.6
LMArena Text: hard prompts in English14711461Kimi K2.6
LMArena Vision: diagrams12981269Kimi K2.6
LMArena Vision: homework13101262Kimi K2.6
Neither model has a result on the other 9 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index20
Math benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
OTIS Mock AIME96.1%Not measuredOnly Kimi K2.6 measured
FrontierMath, tiers 1 to 357.2%Not measuredOnly Kimi K2.6 measured
FrontierMath, tier 425.6%Not measuredOnly Kimi K2.6 measured
ProofBench16.0%16.0%Tie
LMArena Text: math14741436Kimi K2.6
LMArena Text: mathematical work14801451Kimi K2.6
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index100
Knowledge benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
MMLU Pro87.6%82.9%Kimi K2.6
LegalBench (Vals AI)84.7%78.9%Kimi K2.6
CaseLaw (Vals AI)61.2%Not measuredOnly Kimi K2.6 measured
CorpFin (Vals AI)66.7%59.9%Kimi K2.6
TaxEval (Vals AI)74.7%71.8%Kimi K2.6
MortgageTax (Vals AI)65.8%59.3%Kimi K2.6
MedCode (Vals AI)40.1%31.9%Kimi K2.6
SimpleQA Verified34.9%Not measuredOnly Kimi K2.6 measured
LMArena Text: science14681440Kimi K2.6
LMArena Text: medicine and healthcare14571432Kimi K2.6
LMArena Text: legal and government14621425Kimi K2.6
LMArena Text: business and finance14451432Kimi K2.6
Neither model has a result on the other 6 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index71
Web design benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
Design Arena: websites12681265Kimi K2.6
Design Arena: UI components12631255Kimi K2.6
Design Arena: game dev12501249Kimi K2.6
Design Arena: data viz12491250MiMo-V2.5
Design Arena: 3D12671215Kimi K2.6
Design Arena: all code categories12711260Kimi K2.6
Design Arena: SVG11811179Kimi K2.6
Design Arena: ASCII art11651140Kimi K2.6
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index280
General benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
Public Benefits Bench (Vals AI)56.6%Not measuredOnly Kimi K2.6 measured
SAGE (Vals AI)50.2%43.3%Kimi K2.6
MedScribe (Vals AI)78.2%72.2%Kimi K2.6
Vals Multimodal Index56.4%52.8%Kimi K2.6
IFBench76.0%67.1%Kimi K2.6
Long context reasoning (AA-LCR)81.0%73.0%Kimi K2.6
DTBench90.9%Not measuredOnly Kimi K2.6 measured
LMCA37.3%Not measuredOnly Kimi K2.6 measured
Furniture assembly21.7%Not measuredOnly Kimi K2.6 measured
ExploitBench18.4%Not measuredOnly Kimi K2.6 measured
LMArena Text14551428Kimi K2.6
LMArena Text: instruction following14511435Kimi K2.6
LMArena Text: creative writing14341393Kimi K2.6
LMArena Vision12821247Kimi K2.6
LMArena Text: English14601447Kimi K2.6
LMArena Text: non-English14461405Kimi K2.6
LMArena Text: Chinese15201469Kimi K2.6
LMArena Text: German14511421Kimi K2.6
LMArena Text: Japanese14431306Kimi K2.6
LMArena Text: Korean14271361Kimi K2.6
LMArena Text: French14711448Kimi K2.6
LMArena Text: Spanish14641414Kimi K2.6
LMArena Text: Russian14461396Kimi K2.6
LMArena Text: Polish14381413Kimi K2.6
LMArena Text: multi-turn14531445Kimi K2.6
LMArena Text: longer queries14681445Kimi K2.6
LMArena Text: writing and language14391409Kimi K2.6
LMArena Text: entertainment and media14281399Kimi K2.6
LMArena Vision: English12871259Kimi K2.6
LMArena Vision: Chinese13461326Kimi K2.6
LMArena Vision: reading text12911256Kimi K2.6
LMArena Vision: humor12801226Kimi K2.6
LMArena Vision: recognizing thingsNot measured1189Only MiMo-V2.5 measured
LMArena Vision: creative writing12731230Kimi K2.6
LMArena Document1451Not measuredOnly Kimi K2.6 measured
Neither model has a result on the other 11 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Kimi K2.6 and MiMo-V2.5
BenchmarkKimi K2.6MiMo-V2.5Leader
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

Kimi K2.6$0.0029Fits in one request
MiMo-V2.5$0.0003Fits in one request

MiMo-V2.5 costs less

Repository review

50K input + 3K output tokens

Kimi K2.6$0.059Fits in one request
MiMo-V2.5$0.0094Fits in one request

MiMo-V2.5 costs less

Agent loop

200K input + 10K output tokens

Kimi K2.6$0.230Fits in one request
MiMo-V2.5$0.037Fits in one request

MiMo-V2.5 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 Kimi K2.6 and MiMo-V2.5
SpecificationMoonshotAI Kimi K2.6Xiaomi MiMo-V2.5
MakerMoonshot AIXiaomi
WeightsOpen weightsOpen weights
ReleasedApril 20, 2026April 22, 2026
Context window262K1.05M
Input $/Mtok$0.95$0.168
Output $/Mtok$4.00$0.336
Coding index52.150.0
Independent measurements behind it33
Cost per solved task$0.35$0.01
SourceOpenRouter listingOpenRouter listing

Questions

Is Kimi K2.6 better than MiMo-V2.5 for coding?

Pick Kimi K2.6 for coding: it scores 52.1 on the Vibe Coding Index against 50.0 for MiMo-V2.5. Pick MiMo-V2.5 for output tokens 11.9x cheaper ($0.336 vs $4.00 per million) and a lower cost per solved task ($0.01 against $0.35).

Which is cheaper, Kimi K2.6 or MiMo-V2.5?

Kimi K2.6 costs $0.95 per million input tokens and $4.00 per million output tokens; MiMo-V2.5 costs $0.168 and $0.336. Per solved SWE-bench Verified task, Kimi K2.6 costs $0.35 and MiMo-V2.5 $0.01.

Which has the bigger context window, Kimi K2.6 or MiMo-V2.5?

MiMo-V2.5, with 1.05M tokens against 262K.

How many benchmarks is the Kimi K2.6 vs MiMo-V2.5 comparison based on?

79 benchmarks have a result for both models as of October 22, 2026. Kimi K2.6's coding index rests on 3 independent benchmarks and MiMo-V2.5's on 3. Where only one model has a result, the page says so instead of naming a winner.

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