Model comparison

Claude Opus 5 vs Gemini 2.0 Flash-Lite

Claude Opus 5 is the stronger model overall, scoring 67.7 to 37.3 on the Noometry Index.

Last verified . 19 shared benchmarks.

Claude Opus 5 Anthropic

67.7

Rank #4 Confirmed

Gemini 2.0 Flash-Lite Google

37.3

Rank #189 Confirmed

Summary

  • They share 19 benchmarks with published results for both. Claude Opus 5 scores higher in 9 categories and Gemini 2.0 Flash-Lite in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Opus 5 leads 77.1 to 21.2.
  • The biggest single-benchmark swing is DTBench: 97.9% for Claude Opus 5 and 52.5% for Gemini 2.0 Flash-Lite.

Side by side

Claude Opus 5 and Gemini 2.0 Flash-Lite specifications
Claude Opus 5Gemini 2.0 Flash-Lite
ProviderAnthropicGoogle
Noometry Index67.737.3
Released2026-07-242025-02-05
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked5732

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Category by category

Coding Claude Opus 5 leads

Claude Opus 5: 67.0 (#5), Gemini 2.0 Flash-Lite: 37.4 (#181)

Coding benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Coding15331322
DeepSWE73.6%—
FrontierCode53.4%—
CursorBench46.6%—
LMArena WebDev1694—
FrontierSWE52%—
SciCode56.4%—
WeirdML91.8%—
LiveBench Coding—47.1%
ALE-Bench2,165—

Agentic & Tool Use Not comparable

Claude Opus 5: 55.5 (#1), Gemini 2.0 Flash-Lite: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
APEX-Agents65.8%—
OSWorld 2.031.4%—
τ²-bench Banking48.7%—
PostTrainBench35%—
BALROG63.4%—
GBAEval79.6%—
GDP.pdf24%—
Vending-Bench 211,182—

Reasoning Claude Opus 5 leads

Claude Opus 5: 77.1 (#3), Gemini 2.0 Flash-Lite: 21.2 (#203)

Reasoning benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Hard Prompts15251324
DTBench97.9%52.5%
ARC-AGI-290.4%—
SimpleBench80.6%—
NYT Connections (extended)94.3%—
ARC-AGI-197.5%—
CritPt29.1%—
Chess Puzzles42%—
EBR-Bench45.7%—
LiveBench Reasoning—50.1%
Mystery Game Puzzles59%—
LiveBench Data Analysis—65.5%
LMCA64.5%—
Bench to the Future 30.12—
Epoch Capabilities Index162.67—
ForecastBench—57.1
LiveBench—54.3%

Math Claude Opus 5 leads

Claude Opus 5: 86.1 (#6), Gemini 2.0 Flash-Lite: 31.8 (#192)

Math benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Math15331309
FrontierMath (Tiers 1-3)85.6%—
FrontierMath Tier 473.2%—
OTIS Mock AIME 2024-202598.9%—
ProofBench99%—
Omni-MATH—37.4%
LiveBench Math—58.1%

Knowledge Claude Opus 5 leads

Claude Opus 5: 66.8 (#8), Gemini 2.0 Flash-Lite: 34.6 (#185)

Knowledge benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Expert15581305
GPQA Diamond93.9%—
SimpleQA Verified59.9%—
MMLU-Pro—72%
GPQA (HELM)—50%

Multimodal Claude Opus 5 leads

Claude Opus 5: 51.1 (#6), Gemini 2.0 Flash-Lite: 30.6 (#103)

Multimodal benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Vision13211100
Blueprint-Bench 230.4%—
Furniture Assembly60.8%—
LMArena Document1516—

Multilingual Claude Opus 5 leads

Claude Opus 5: 58.8 (#3), Gemini 2.0 Flash-Lite: 46.2 (#156)

Multilingual benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Non-English15001323
LMArena Chinese15751339
LMArena French15221346
LMArena German15221306
LMArena Japanese15101302
LMArena Korean15261325
LMArena Russian15071328
LMArena Spanish15191313

Instruction Following Claude Opus 5 leads

Claude Opus 5: 79.3 (#5), Gemini 2.0 Flash-Lite: 70.6 (#158)

Instruction Following benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Instruction Following15161305
LiveBench Instruction Following—78.3%
IFEval—82.4%

Long Context Claude Opus 5 leads

Claude Opus 5: 46.5 (#20), Gemini 2.0 Flash-Lite: 40.1 (#155)

Long Context benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Longer Query15161321

Writing & Preference Claude Opus 5 leads

Claude Opus 5: 79.3 (#2), Gemini 2.0 Flash-Lite: 51.9 (#172)

Writing & Preference benchmarks
BenchmarkClaude Opus 5Gemini 2.0 Flash-Lite
LMArena Text15061330
LMArena Creative Writing14911319
LMArena Multi-Turn14961307
EQ-Bench Creative Writing2133—
WildBench—79%
EQ-Bench 41385—
LiveBench Language—34.3%

Frequently asked questions

Is Claude Opus 5 better than Gemini 2.0 Flash-Lite?

Claude Opus 5 is the stronger model overall, scoring 67.7 to 37.3 on the Noometry Index.

Is Claude Opus 5 or Gemini 2.0 Flash-Lite better for coding?

Claude Opus 5 scores higher on coding benchmarks: 67.0 versus 37.4 in the Noometry coding category.

How many benchmarks do Claude Opus 5 and Gemini 2.0 Flash-Lite share?

19 benchmarks have published results for both models. Claude Opus 5 has 57 scored results on Noometry and Gemini 2.0 Flash-Lite has 32.

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