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Kimi K2.5 vs MiMo-V2.5-Pro

Updated October 21, 2026. 62 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace Kimi K2.5 Replace MiMo-V2.5-Pro
Kimi K2.5Moonshot AI
Coding
58.5
Overall
23.5
Output $/M
$2.50
10
MiMo-V2.5-ProXiaomi
Coding
40.0
Overall
26.0
Output $/M
$0.609
51
vs boards won of 62 shared, 1 tied

Decision reading

Pick Kimi K2.5 for coding: it scores 58.5 on the Vibe Coding Index against 40.0 for MiMo-V2.5-Pro.

Pick MiMo-V2.5-Pro when output tokens cost 4.1x less, or when a solved task costs $0.03 against $0.24.

Model AKimi K2.5Moonshot AI58.5/1002 independent benchmarks$0.24 per solved taskModel BMiMo-V2.5-ProXiaomi40.0/1001 independent benchmark$0.03 per solved task
Shared results
62
Kimi K2.5 only
36
MiMo-V2.5-Pro only
8
Like-for-like categories
8 of 9

Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.

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 K2.5 58.5 from 2 benchmarks, MiMo-V2.5-Pro 40.0 from 1 benchmark.
Widest category
Agentic work, 8.6 points apart on average over 4 shared benchmarks.
Widest single gap
Excel Modeling Benchmark (Vals AI): Kimi K2.5 28.5% against MiMo-V2.5-Pro 55.2%, 26.8 points apart on a 0 to 100 scale.
Output price
Kimi K2.5 $2.50 against MiMo-V2.5-Pro $0.609 per million output tokens, 4.1x apart.
Context window
Kimi K2.5 takes 262K tokens, MiMo-V2.5-Pro 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 K2.5BarsMiMo-V2.5-ProTies
Coding112
Intelligence01
Agentic work121 tie
Reasoning24
Math02
Knowledge44
Web design17
General119
All shared boards10511 tie
CodingLike-for-likeFour of these boards feed the Vibe Coding Index112
Coding benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
SWE-bench Verified70.8%Not measuredOnly Kimi K2.5 measured
SWE-bench Multilingual67.3%Not measuredOnly Kimi K2.5 measured
LMArena WebDev14371480MiMo-V2.5-Pro
AA Coding Index46.860.2MiMo-V2.5-Pro
LiveCodeBench (Vals AI)83.9%81.3%Kimi K2.5
SWE-bench Verified (Vals AI)70.0%74.0%MiMo-V2.5-Pro
Terminal-Bench 4 (Vals AI)Not measured0.5%Only MiMo-V2.5-Pro measured
Vibe Code Bench (Vals AI)17.5%34.1%MiMo-V2.5-Pro
Code migration (Vals AI)7.0%21.6%MiMo-V2.5-Pro
Terminal-Bench 2.1 (Vals AI)42.0%57.3%MiMo-V2.5-Pro
SciCodeNot measured50.6%Only MiMo-V2.5-Pro measured
Terminal-Bench Hard (Artificial Analysis run)34.8%43.2%MiMo-V2.5-Pro
Terminal-Bench43.2%Not measuredOnly Kimi K2.5 measured
WeirdML45.6%Not measuredOnly Kimi K2.5 measured
ALE-Bench821.6899.8MiMo-V2.5-Pro
LMArena Text: coding14831501MiMo-V2.5-Pro
LMArena Text: software and IT14711495MiMo-V2.5-Pro
LMArena WebDev: React14291469MiMo-V2.5-Pro
LMArena WebDev: HTML14261473MiMo-V2.5-Pro
LMArena WebDev: from an image1439Not measuredOnly Kimi K2.5 measured
Neither model has a result on the other 18 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
AA Intelligence Index23.526.0MiMo-V2.5-Pro
Epoch Capabilities Index148.1Not measuredOnly Kimi K2.5 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index12
Agentic work benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
AA Agentic IndexNot measured21.3Only MiMo-V2.5-Pro measured
Design Arena: agents building web apps1136Not measuredOnly Kimi K2.5 measured
Design Arena: agents building full-stack apps1114Not measuredOnly Kimi K2.5 measured
Design Arena: agents building mobile apps1147Not measuredOnly Kimi K2.5 measured
Design Arena: agents building Android apps1124Not measuredOnly Kimi K2.5 measured
Design Arena: agents building Godot games1219Not measuredOnly Kimi K2.5 measured
Finance Agent (Vals AI)35.8%41.5%MiMo-V2.5-Pro
Tax Agent Bench (Vals AI)Not measured11.5%Only MiMo-V2.5-Pro measured
Legal Research Bench (Vals AI)15.9%15.9%Tie
Excel Modeling Benchmark (Vals AI)28.5%55.2%MiMo-V2.5-Pro
τ²-Bench Telecom95.9%94.2%Kimi K2.5
OSWorld63.3%Not measuredOnly Kimi K2.5 measured
Vending-Bench 2$1,198Not measuredOnly Kimi K2.5 measured
Neither model has a result on the other 26 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index24
Reasoning benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
GPQA Diamond84.1%82.6%Kimi K2.5
MMMU Pro (Vals AI)84.3%Not measuredOnly Kimi K2.5 measured
GPQA Diamond (Artificial Analysis run)87.9%86.6%Kimi K2.5
Humanity's Last Exam (Artificial Analysis run)30.7%35.7%MiMo-V2.5-Pro
ARC-AGI65.3%Not measuredOnly Kimi K2.5 measured
ARC-AGI-211.8%Not measuredOnly Kimi K2.5 measured
SimpleBench46.8%Not measuredOnly Kimi K2.5 measured
LMArena Text: hard prompts14531486MiMo-V2.5-Pro
LMArena Text: expert14661501MiMo-V2.5-Pro
LMArena Text: hard prompts in English14601494MiMo-V2.5-Pro
LMArena Vision: diagrams1282Not measuredOnly Kimi K2.5 measured
LMArena Vision: homework1297Not measuredOnly Kimi K2.5 measured
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 Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
AIME95.6%Not measuredOnly Kimi K2.5 measured
ProofBenchNot measured22.0%Only MiMo-V2.5-Pro measured
LMArena Text: math14701481MiMo-V2.5-Pro
LMArena Text: mathematical work14731491MiMo-V2.5-Pro
Neither model has a result on the other 9 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index44
Knowledge benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
MMLU Pro85.9%84.6%Kimi K2.5
LegalBench (Vals AI)Not measured77.1%Only MiMo-V2.5-Pro measured
CaseLaw (Vals AI)58.7%Not measuredOnly Kimi K2.5 measured
CorpFin (Vals AI)68.3%61.4%Kimi K2.5
TaxEval (Vals AI)74.2%73.8%Kimi K2.5
MortgageTax (Vals AI)66.5%Not measuredOnly Kimi K2.5 measured
MedQA (Vals AI)94.4%Not measuredOnly Kimi K2.5 measured
MedCode (Vals AI)39.3%32.5%Kimi K2.5
SimpleQA Verified34.3%Not measuredOnly Kimi K2.5 measured
LMArena Text: science14591482MiMo-V2.5-Pro
LMArena Text: medicine and healthcare14481473MiMo-V2.5-Pro
LMArena Text: legal and government14411474MiMo-V2.5-Pro
LMArena Text: business and finance14271466MiMo-V2.5-Pro
Neither model has a result on the other 4 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index17
Web design benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
Design Arena: websites12491267MiMo-V2.5-Pro
Design Arena: UI components12361248MiMo-V2.5-Pro
Design Arena: game dev12071261MiMo-V2.5-Pro
Design Arena: data viz12191257MiMo-V2.5-Pro
Design Arena: 3D12051244MiMo-V2.5-Pro
Design Arena: all code categories12361266MiMo-V2.5-Pro
Design Arena: SVG11491181MiMo-V2.5-Pro
Design Arena: ASCII art11651157Kimi K2.5
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index119
General benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
SAGE (Vals AI)49.9%Not measuredOnly Kimi K2.5 measured
MedScribe (Vals AI)76.4%83.7%MiMo-V2.5-Pro
IFBench70.2%79.9%MiMo-V2.5-Pro
Long context reasoning (AA-LCR)78.0%79.7%MiMo-V2.5-Pro
DTBenchNot measured84.5%Only MiMo-V2.5-Pro measured
LMCANot measured29.5%Only MiMo-V2.5-Pro measured
Fiction.LiveBench86.1%Not measuredOnly Kimi K2.5 measured
CL-bench19.3%Not measuredOnly Kimi K2.5 measured
CL-bench Life13.2%Not measuredOnly Kimi K2.5 measured
LMArena Text14451464MiMo-V2.5-Pro
LMArena Text: instruction following14311475MiMo-V2.5-Pro
LMArena Text: creative writing14221438MiMo-V2.5-Pro
LMArena Vision1269Not measuredOnly Kimi K2.5 measured
LMArena Text: English14531477MiMo-V2.5-Pro
LMArena Text: non-English14331448MiMo-V2.5-Pro
LMArena Text: Chinese14941507MiMo-V2.5-Pro
LMArena Text: German14411459MiMo-V2.5-Pro
LMArena Text: Japanese14231410Kimi K2.5
LMArena Text: Korean14121435MiMo-V2.5-Pro
LMArena Text: French14541487MiMo-V2.5-Pro
LMArena Text: Spanish14501469MiMo-V2.5-Pro
LMArena Text: Russian14351449MiMo-V2.5-Pro
LMArena Text: Polish14451464MiMo-V2.5-Pro
LMArena Text: multi-turn14441476MiMo-V2.5-Pro
LMArena Text: longer queries14451481MiMo-V2.5-Pro
LMArena Text: writing and language14251451MiMo-V2.5-Pro
LMArena Text: entertainment and media14171438MiMo-V2.5-Pro
LMArena Vision: English1274Not measuredOnly Kimi K2.5 measured
LMArena Vision: Chinese1328Not measuredOnly Kimi K2.5 measured
LMArena Vision: reading text1276Not measuredOnly Kimi K2.5 measured
LMArena Vision: humor1284Not measuredOnly Kimi K2.5 measured
LMArena Vision: captioning1257Not measuredOnly Kimi K2.5 measured
LMArena Vision: recognizing things1285Not measuredOnly Kimi K2.5 measured
LMArena Vision: creative writing1269Not measuredOnly Kimi K2.5 measured
Neither model has a result on the other 12 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Kimi K2.5 and MiMo-V2.5-Pro
BenchmarkKimi K2.5MiMo-V2.5-ProLeader
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 K2.5$0.0018Fits in one request
MiMo-V2.5-Pro$0.0006Fits in one request

MiMo-V2.5-Pro costs less

Repository review

50K input + 3K output tokens

Kimi K2.5$0.033Fits in one request
MiMo-V2.5-Pro$0.017Fits in one request

MiMo-V2.5-Pro costs less

Agent loop

200K input + 10K output tokens

Kimi K2.5$0.125Fits in one request
MiMo-V2.5-Pro$0.067Fits in one request

MiMo-V2.5-Pro 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 K2.5 and MiMo-V2.5-Pro
SpecificationMoonshotAI Kimi K2.5Xiaomi MiMo-V2.5-Pro
MakerMoonshot AIXiaomi
WeightsOpen weightsOpen weights
ReleasedJanuary 27, 2026April 22, 2026
Context window262K1.05M
Input $/Mtok$0.50$0.3045
Output $/Mtok$2.50$0.609
Coding index58.540.0
Independent measurements behind it21
Cost per solved task$0.24$0.03
SourceOpenRouter listingOpenRouter listing

Questions

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

Pick Kimi K2.5 for coding: it scores 58.5 on the Vibe Coding Index against 40.0 for MiMo-V2.5-Pro. Pick MiMo-V2.5-Pro when output tokens cost 4.1x less, or when a solved task costs $0.03 against $0.24.

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

Kimi K2.5 costs $0.50 per million input tokens and $2.50 per million output tokens; MiMo-V2.5-Pro costs $0.3045 and $0.609. Per solved SWE-bench Verified task, Kimi K2.5 costs $0.24 and MiMo-V2.5-Pro $0.03.

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

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

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

62 benchmarks have a result for both models as of October 21, 2026. Kimi K2.5's coding index rests on 2 independent benchmarks and MiMo-V2.5-Pro's on 1. Where only one model has a result, the page says so instead of naming a winner.

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