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Claude Sonnet 4.6 vs MiMo-V2.5-Pro

Claude Sonnet 4.6 leads MiMo-V2.5-Pro on coding, 57.3 to 31.6 on the Vibe Coding Index, and MiMo-V2.5-Pro costs 16.4x less per output token ($0.9152 vs $15.00 per million). Updated October 22, 2026; 66 benchmarks have a result for both.

Replace Claude Sonnet 4.6 Replace MiMo-V2.5-Pro
Claude Sonnet 4.6Anthropic
Coding
57.3
Overall
60.3
Output $/M
$15.00
34
MiMo-V2.5-ProXiaomi
Coding
31.6
Overall
39.3
Output $/M
$0.9152
31
vs boards won of 66 shared, 1 tied

Claude Sonnet 4.6 or MiMo-V2.5-Pro: which to pick

Pick Claude Sonnet 4.6 for coding: it scores 57.3 on the Vibe Coding Index against 31.6 for MiMo-V2.5-Pro.

Pick MiMo-V2.5-Pro for output tokens 16.4x cheaper ($0.9152 vs $15.00 per million) and a lower cost per solved task ($0.03 against $1.68).

Model AClaude Sonnet 4.6Anthropic57.3/1005 independent benchmarks$1.68 per solved taskModel BMiMo-V2.5-ProXiaomi31.6/1004 independent benchmarks$0.03 per solved task
Shared results
66
Claude Sonnet 4.6 only
52
MiMo-V2.5-Pro only
4
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
Claude Sonnet 4.6 57.3 from 5 benchmarks, MiMo-V2.5-Pro 31.6 from 4 benchmarks.
Widest category
Agentic work, 12.7 points apart on average over 6 shared benchmarks.
Widest single gap
IFBench: Claude Sonnet 4.6 56.6% against MiMo-V2.5-Pro 79.9%, 23.3 points apart on a 0 to 100 scale.
Output price
Claude Sonnet 4.6 $15.00 against MiMo-V2.5-Pro $0.9152 per million output tokens, 16.4x apart.
Context window
Claude Sonnet 4.6 takes 1M 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
CategoryClaude Sonnet 4.6BarsMiMo-V2.5-ProTies
Coding1021 tie
Intelligence10
Agentic work51
Reasoning24
Math12
Knowledge44
Web design62
General516
All shared boards34311 tie
CodingLike-for-likeSix of these boards feed the Vibe Coding Index102
Coding benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
LiveBench coding66.6%Not measuredOnly Claude Sonnet 4.6 measured
LMArena WebDev15231480Claude Sonnet 4.6
AA Coding Index63.060.2Claude Sonnet 4.6
LiveCodeBench (Vals AI)82.1%81.3%Claude Sonnet 4.6
SWE-bench Verified (Vals AI)77.4%74.0%Claude Sonnet 4.6
Terminal-Bench 4 (Vals AI)Not measured0.5%Only MiMo-V2.5-Pro measured
Vibe Code Bench (Vals AI)55.8%34.1%Claude Sonnet 4.6
Code migration (Vals AI)39.9%21.6%Claude Sonnet 4.6
ProgramBench (Vals AI)0.5%Not measuredOnly Claude Sonnet 4.6 measured
Terminal-Bench 2.1 (Vals AI)57.3%57.3%Tie
SkillsBench (Vals AI)49.0%Not measuredOnly Claude Sonnet 4.6 measured
SciCode50.1%50.6%MiMo-V2.5-Pro
Terminal-Bench Hard (Artificial Analysis run)53.0%43.2%Claude Sonnet 4.6
Terminal-Bench53.4%Not measuredOnly Claude Sonnet 4.6 measured
FrontierCode24.3%Not measuredOnly Claude Sonnet 4.6 measured
WeirdML66.1%Not measuredOnly Claude Sonnet 4.6 measured
ALE-BenchNot measured899.8Only MiMo-V2.5-Pro measured
LMArena Text: coding15031501Claude Sonnet 4.6
LMArena Text: software and IT14911495MiMo-V2.5-Pro
LMArena WebDev: React15121469Claude Sonnet 4.6
LMArena WebDev: HTML15271473Claude Sonnet 4.6
LMArena WebDev: from an image1529Not measuredOnly Claude Sonnet 4.6 measured
Neither model has a result on the other 17 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
Intelligence benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
AA Intelligence Index30.126.0Claude Sonnet 4.6
Epoch Capabilities Index152.8Not measuredOnly Claude Sonnet 4.6 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index51
Agentic work benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
AA Agentic Index31.821.3Claude Sonnet 4.6
Design Arena: agents building web apps1190Not measuredOnly Claude Sonnet 4.6 measured
Design Arena: agents building full-stack apps1213Not measuredOnly Claude Sonnet 4.6 measured
Design Arena: agents building mobile apps1211Not measuredOnly Claude Sonnet 4.6 measured
Design Arena: agents building Android apps1197Not measuredOnly Claude Sonnet 4.6 measured
Design Arena: agents building Godot games1226Not measuredOnly Claude Sonnet 4.6 measured
Design Arena: agents building games1177Not measuredOnly Claude Sonnet 4.6 measured
LiveBench research63.6%Not measuredOnly Claude Sonnet 4.6 measured
LiveBench browser68.0%Not measuredOnly Claude Sonnet 4.6 measured
LiveBench long agentic23.1%Not measuredOnly Claude Sonnet 4.6 measured
Finance Agent (Vals AI)51.0%41.5%Claude Sonnet 4.6
Tax Agent Bench (Vals AI)25.8%11.5%Claude Sonnet 4.6
Legal Research Bench (Vals AI)38.5%15.9%Claude Sonnet 4.6
Excel Modeling Benchmark (Vals AI)60.2%55.2%Claude Sonnet 4.6
τ²-Bench Telecom79.5%94.2%MiMo-V2.5-Pro
APEX-Agents43.0%Not measuredOnly Claude Sonnet 4.6 measured
OSWorld 2.09.3%Not measuredOnly Claude Sonnet 4.6 measured
DeepResearch Bench54.9%Not measuredOnly Claude Sonnet 4.6 measured
OSWorld72.1%Not measuredOnly Claude Sonnet 4.6 measured
Vending-Bench 2$7,204Not measuredOnly Claude Sonnet 4.6 measured
Neither model has a result on the other 21 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index24
Reasoning benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
GPQA Diamond85.6%82.6%Claude Sonnet 4.6
LiveBench reasoning86.4%Not measuredOnly Claude Sonnet 4.6 measured
MMMU Pro (Vals AI)83.6%Not measuredOnly Claude Sonnet 4.6 measured
GPQA Diamond (Artificial Analysis run)87.5%86.6%Claude Sonnet 4.6
Humanity's Last Exam (Artificial Analysis run)33.6%35.7%MiMo-V2.5-Pro
GPQA Diamond (Epoch AI run)87.4%Not measuredOnly Claude Sonnet 4.6 measured
ARC-AGI86.5%Not measuredOnly Claude Sonnet 4.6 measured
ARC-AGI-260.4%Not measuredOnly Claude Sonnet 4.6 measured
Chess puzzles23.0%Not measuredOnly Claude Sonnet 4.6 measured
Mystery game puzzles16.0%Not measuredOnly Claude Sonnet 4.6 measured
LMArena Text: hard prompts14851486MiMo-V2.5-Pro
LMArena Text: expert15001501MiMo-V2.5-Pro
LMArena Text: hard prompts in English14931494MiMo-V2.5-Pro
LMArena Vision: diagrams1306Not measuredOnly Claude Sonnet 4.6 measured
LMArena Vision: homework1311Not measuredOnly Claude Sonnet 4.6 measured
Neither model has a result on the other 7 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index12
Math benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
AIME92.3%Not measuredOnly Claude Sonnet 4.6 measured
OTIS Mock AIME85.8%Not measuredOnly Claude Sonnet 4.6 measured
ProofBench45.0%22.0%Claude Sonnet 4.6
LMArena Text: math14621481MiMo-V2.5-Pro
LMArena Text: mathematical work14831491MiMo-V2.5-Pro
Neither model has a result on the other 8 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index44
Knowledge benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
MMLU Pro87.3%84.6%Claude Sonnet 4.6
LegalBench (Vals AI)82.1%77.1%Claude Sonnet 4.6
CaseLaw (Vals AI)64.0%Not measuredOnly Claude Sonnet 4.6 measured
CorpFin (Vals AI)65.3%61.4%Claude Sonnet 4.6
TaxEval (Vals AI)77.1%73.8%Claude Sonnet 4.6
MortgageTax (Vals AI)67.7%Not measuredOnly Claude Sonnet 4.6 measured
MedQA (Vals AI)92.1%Not measuredOnly Claude Sonnet 4.6 measured
MedCode (Vals AI)Not measured32.5%Only MiMo-V2.5-Pro measured
SimpleQA Verified35.5%Not measuredOnly Claude Sonnet 4.6 measured
LMArena Text: science14741482MiMo-V2.5-Pro
LMArena Text: medicine and healthcare14511473MiMo-V2.5-Pro
LMArena Text: legal and government14701474MiMo-V2.5-Pro
LMArena Text: business and finance14641466MiMo-V2.5-Pro
FACTS Benchmark Suite37.0%Not measuredOnly Claude Sonnet 4.6 measured
Neither model has a result on the other 4 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index62
Web design benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
Design Arena: websites12841266Claude Sonnet 4.6
Design Arena: UI components12691246Claude Sonnet 4.6
Design Arena: game dev12581261MiMo-V2.5-Pro
Design Arena: data viz12781257Claude Sonnet 4.6
Design Arena: 3D12341243MiMo-V2.5-Pro
Design Arena: all code categories12751265Claude Sonnet 4.6
Design Arena: SVG11961182Claude Sonnet 4.6
Design Arena: ASCII art12351156Claude Sonnet 4.6
LiveBench design71.8%Not measuredOnly Claude Sonnet 4.6 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index516
General benchmarks for Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-V2.5-ProLeader
LiveBench data analysis76.1%Not measuredOnly Claude Sonnet 4.6 measured
Public Benefits Bench (Vals AI)62.5%Not measuredOnly Claude Sonnet 4.6 measured
SAGE (Vals AI)46.6%Not measuredOnly Claude Sonnet 4.6 measured
MedScribe (Vals AI)Not measured83.7%Only MiMo-V2.5-Pro measured
Vals Multimodal Index60.6%Not measuredOnly Claude Sonnet 4.6 measured
IFBench56.6%79.9%MiMo-V2.5-Pro
Long context reasoning (AA-LCR)80.0%79.7%Claude Sonnet 4.6
DTBench89.9%84.5%Claude Sonnet 4.6
LMCA46.5%29.5%Claude Sonnet 4.6
ExploitBench23.6%Not measuredOnly Claude Sonnet 4.6 measured
LMArena Text14581464MiMo-V2.5-Pro
LMArena Text: instruction following14761475Claude Sonnet 4.6
LMArena Text: creative writing14351438MiMo-V2.5-Pro
LMArena Vision1283Not measuredOnly Claude Sonnet 4.6 measured
LMArena Text: English14721477MiMo-V2.5-Pro
LMArena Text: non-English14401448MiMo-V2.5-Pro
LMArena Text: Chinese14911507MiMo-V2.5-Pro
LMArena Text: German14281459MiMo-V2.5-Pro
LMArena Text: Japanese14201410Claude Sonnet 4.6
LMArena Text: Korean14101435MiMo-V2.5-Pro
LMArena Text: French14651487MiMo-V2.5-Pro
LMArena Text: Spanish14641469MiMo-V2.5-Pro
LMArena Text: Russian14401449MiMo-V2.5-Pro
LMArena Text: Polish14431464MiMo-V2.5-Pro
LMArena Text: multi-turn14641476MiMo-V2.5-Pro
LMArena Text: longer queries14791481MiMo-V2.5-Pro
LMArena Text: writing and language14441451MiMo-V2.5-Pro
LMArena Text: entertainment and media14311438MiMo-V2.5-Pro
LMArena Vision: English1298Not measuredOnly Claude Sonnet 4.6 measured
LMArena Vision: Chinese1307Not measuredOnly Claude Sonnet 4.6 measured
LMArena Vision: reading text1296Not measuredOnly Claude Sonnet 4.6 measured
LMArena Vision: humor1248Not measuredOnly Claude Sonnet 4.6 measured
LMArena Vision: recognizing things1195Not measuredOnly Claude Sonnet 4.6 measured
LMArena Vision: creative writing1272Not measuredOnly Claude Sonnet 4.6 measured
LMArena Document1482Not measuredOnly Claude Sonnet 4.6 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 Claude Sonnet 4.6 and MiMo-V2.5-Pro
BenchmarkClaude Sonnet 4.6MiMo-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

Claude Sonnet 4.6$0.011Fits in one request
MiMo-V2.5-Pro$0.0009Fits in one request

MiMo-V2.5-Pro costs less

Repository review

50K input + 3K output tokens

Claude Sonnet 4.6$0.195Fits in one request
MiMo-V2.5-Pro$0.026Fits in one request

MiMo-V2.5-Pro costs less

Agent loop

200K input + 10K output tokens

Claude Sonnet 4.6$0.750Fits in one request
MiMo-V2.5-Pro$0.101Fits 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 Claude Sonnet 4.6 and MiMo-V2.5-Pro
SpecificationAnthropic Claude Sonnet 4.6Xiaomi MiMo-V2.5-Pro
MakerAnthropicXiaomi
WeightsNo public weights listedOpen weights
ReleasedFebruary 17, 2026April 22, 2026
Context window1M1.05M
Input $/Mtok$3.00$0.4575
Output $/Mtok$15.00$0.9152
Coding index57.331.6
Independent measurements behind it54
Cost per solved task$1.68$0.03
SourceOpenRouter listingOpenRouter listing

Questions

Is Claude Sonnet 4.6 better than MiMo-V2.5-Pro for coding?

Pick Claude Sonnet 4.6 for coding: it scores 57.3 on the Vibe Coding Index against 31.6 for MiMo-V2.5-Pro. Pick MiMo-V2.5-Pro for output tokens 16.4x cheaper ($0.9152 vs $15.00 per million) and a lower cost per solved task ($0.03 against $1.68).

Which is cheaper, Claude Sonnet 4.6 or MiMo-V2.5-Pro?

Claude Sonnet 4.6 costs $3.00 per million input tokens and $15.00 per million output tokens; MiMo-V2.5-Pro costs $0.4575 and $0.9152. Per solved SWE-bench Verified task, Claude Sonnet 4.6 costs $1.68 and MiMo-V2.5-Pro $0.03.

Which has the bigger context window, Claude Sonnet 4.6 or MiMo-V2.5-Pro?

MiMo-V2.5-Pro, with 1.05M tokens against 1M.

How many benchmarks is the Claude Sonnet 4.6 vs MiMo-V2.5-Pro comparison based on?

66 benchmarks have a result for both models as of October 22, 2026. Claude Sonnet 4.6's coding index rests on 5 independent benchmarks and MiMo-V2.5-Pro's on 4. 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/claude-sonnet-4-6-vs-xiaomi-mimo-v2-5-pro">LLMBenchmark.ai, Claude Sonnet 4.6 vs MiMo-V2.5-Pro</a></p>