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Model comparison

Claude Opus 4.8 vs MiMo-V2-Pro

Data verified

Head-to-head evidence from 14 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

78.34/100
Margin
10.6pts
← winning
67.78/100
1 category wins0 category wins

Public leaderboard positions: Claude Opus 4.8 #5 (Supported); MiMo-V2-Pro #17 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude Opus 4.8 and MiMo-V2-Pro share 14 comparable benchmark results. 1 of 8 categories are comparable. 39 results are unique to Claude Opus 4.8; 1 to MiMo-V2-Pro.

Updated July 23, 2026
Shared results
14
Claude Opus 4.8 only
39
MiMo-V2-Pro only
1
Comparable categories
1 / 8

Pick Claude Opus 4.8 if you want the stronger benchmark profile. MiMo-V2-Pro only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Confidence note. This is a partial-evidence comparison with 14 shared benchmark results across 5 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Claude Opus 4.8 is clearly ahead on the BenchAlign aggregate, 78.34 to 67.78. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude Opus 4.8's sharpest advantage is in coding, where it averages 81.1 against 78. The single biggest benchmark swing on the page is SWE-bench Verified, 88.6% to 78%.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for Claude Opus 4.8 and MiMo-V2-Pro
CategoryClaude Opus 4.8ΔMiMo-V2-Pro
CodingClaude Opus 4.881.1Margin 3.1MiMo-V2-Pro78.0
AgenticClaude Opus 4.880.3MarginNo overlapMiMo-V2-ProNot measured
KnowledgeClaude Opus 4.862.7MarginNo overlapMiMo-V2-ProNot measured
MathClaude Opus 4.853.9MarginNo overlapMiMo-V2-ProNot measured
MultimodalClaude Opus 4.877.0MarginNo overlapMiMo-V2-ProNot measured

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · Claude Opus 4.8B · MiMo-V2-Pro
  1. SWE-bench Verified

    Coding
    Source ↗
    A 88.6%B 78%
    Winner: Claude Opus 4.8Δ 10.6
    SWE-bench Verified: Claude Opus 4.8 scored 88.6%; MiMo-V2-Pro scored 78%. Claude Opus 4.8 wins this benchmark.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricClaude Opus 4.8MiMo-V2-ProComparison
Input / output priceUSD per 1M tokensClaude Opus 4.8$5 input / $25 outputMiMo-V2-ProNot availableA complete price comparison is not available.
Generation speedtokens per secondClaude Opus 4.8Not availableMiMo-V2-ProNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenClaude Opus 4.8Not availableMiMo-V2-ProNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensClaude Opus 4.81MMiMo-V2-Pro1MListed context windows are equal.

Benchmark Deep Dive

Agentic
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
Terminal-Bench 2.0Source 74.6%Not comparable
BrowseCompSource 84.3%Not comparable
DeepSearchQASource 93.1%Not comparable
OSWorld-VerifiedSource 83.4%Not comparable
Finance Agent v2Source 53.9%Not comparable
GDPval-AASource 1594Not comparable
MCP AtlasSource 82.2%Not comparable
ToolathlonSource 59.9%Not comparable
Gert LabsSource 72.97%36.68%Claude Opus 4.8 leads
AA Agentic IndexSource 47.2%Not comparable
τ²-bench resultsSource 94.4%95%MiMo-V2-Pro leads
GDPval-AASource 54.7%Not comparable
ResearchClawBenchSource 21.1%15.3%Claude Opus 4.8 leads
OSWorld 2.0Source 20.6%Not comparable
AA BriefcaseSource 1347Not comparable
AA AutomationBenchSource 48.5%Not comparable
AA EnterpriseOps-GymSource 44.0%Not comparable
AA Harvey LABSource 91.1%Not comparable
AA Tau3 BankingSource 27.6%Not comparable
terminalBenchHardSource 58.3%Not comparable
aaTerminalBench21Source 84.6%Not comparable
Claw-EvalSource 57.8%Not comparable
CodingClaude Opus 4.8 wins
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
SWE-bench VerifiedSource 88.6%78%Claude Opus 4.8 leads
SWE-bench ProSource 69.2%Not comparable
SWE MultilingualSource 84.4%Not comparable
SWE MultimodalSource 38.4%Not comparable
Terminal-Bench 2.0Source 74.6%Not comparable
cursorBench31Source 58.4%Not comparable
cursorBench32Source 62.3%Not comparable
AA Coding IndexSource 74.3%Not comparable
AA-SciCodeSource 53.5%42.5%Claude Opus 4.8 leads
FrontierCode 1.1 MainSource 46.5%Not comparable
Reasoning
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
AA-LCRSource 67.7%60.7%Claude Opus 4.8 leads
CritPtSource 20.9%0.3%Claude Opus 4.8 leads
Knowledge
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
GPQASource 93.6%Not comparable
GPQA-DSource 93.6%Not comparable
HLESource 57.9%Not comparable
HLE w/o toolsSource 49.8%Not comparable
Artificial Analysis Intelligence IndexSource 55.7%40.3%Claude Opus 4.8 leads
AA-GPQA DiamondSource 92.0%87.0%Claude Opus 4.8 leads
AA-HLESource 45.7%28.3%Claude Opus 4.8 leads
AA-Omniscience IndexSource 27.4%4.9%Claude Opus 4.8 leads
AA-Omniscience AccuracySource 46.6%26.8%Claude Opus 4.8 leads
AA-Omniscience Hallucination RateSource 35.9%29.9%MiMo-V2-Pro leads
Math
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
USAMO 2026Source 96.7%Not comparable
FrontierMath v2 (Tiers 1-3)Source 47.241%Not comparable
FrontierMath v2 (Tier 4)Source 31.250%Not comparable
Multilingual
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
INCLUDESource 87.6%Not comparable
Multimodal
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
OfficeQA ProSource 66.2%Not comparable
ScreenSpot ProSource 87.9%Not comparable
CharXivSource 89.9%Not comparable
CharXiv w/o toolsSource 80.5%Not comparable
Design Arena WebsiteSource 1270Not comparable
Inst. Following
BenchmarkClaude Opus 4.8MiMo-V2-ProResult
AA-IFBenchSource 62.2%68.8%MiMo-V2-Pro leads
Frequently Asked Questions (2)

Which is better, Claude Opus 4.8 or MiMo-V2-Pro?

Claude Opus 4.8 is ahead on BenchLM's BenchAlign leaderboard, 78.34 to 67.78. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 88.6% and 78%.

Which is better for coding, Claude Opus 4.8 or MiMo-V2-Pro?

Claude Opus 4.8 has the edge for coding in this comparison, averaging 81.1 versus 78. Inside this category, AA-SciCode is the benchmark that creates the most daylight between them.

Related Comparisons

Last updated: July 23, 2026

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