Model comparison

Claude Opus 4.8 vs Gemini 3.7 Flash

Claude Opus 4.8 and Gemini 3.7 Flash score almost the same on the Noometry Index (60.7 vs 59.8), so choose on price, context window or the category you care about most.

Last verified . 43 shared benchmarks.

Claude Opus 4.8 Anthropic

60.7

Rank #9 Confirmed

Gemini 3.7 Flash Google

59.8

Rank #11 Confirmed

Summary

  • They share 43 benchmarks with published results for both. Claude Opus 4.8 scores higher in 5 categories and Gemini 3.7 Flash in 5 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Opus 4.8 leads 78.2 to 69.5.
  • The biggest single-benchmark swing is FrontierMath Tier 4: 56.1% for Claude Opus 4.8 and 36.6% for Gemini 3.7 Flash.
  • Gemini 3.7 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $5 / $25 for Claude Opus 4.8.
  • Gemini 3.7 Flash accepts more context: 1.05M tokens versus 1M.

Side by side

Claude Opus 4.8 and Gemini 3.7 Flash specifications
Claude Opus 4.8Gemini 3.7 Flash
ProviderAnthropicGoogle
Noometry Index60.759.8
Released2026-05-282026-08-13
WeightsProprietaryProprietary
Context window1M1.05M
Max output128K66K
Input $ / M tokens$5$0.75
Output $ / M tokens$25$3.75
Results tracked6544

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Category by category

Coding Claude Opus 4.8 leads

Claude Opus 4.8: 60.2 (#9), Gemini 3.7 Flash: 55.7 (#19)

Coding benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
DeepSWE59%65.5%
FrontierCode46.5%43.6%
LMArena WebDev15561593
SciCode53.5%59.8%
LMArena Coding14911499
ALE-Bench1,564904.3
FrontierSWE—20.3%
GSO47.1%—
WeirdML82.9%—

Agentic & Tool Use Claude Opus 4.8 leads

Claude Opus 4.8: 47.6 (#10), Gemini 3.7 Flash: 42.2 (#18)

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
APEX-Agents48.9%67.8%
Remote Labor Index8.3%5%
GDP.pdf24%23.8%
OSWorld 2.020.6%—
τ²-bench Banking39.7%—
DeepResearch Bench50.2%—
PostTrainBench33.8%—
GBAEval70.9%—
LMArena Search1204—
Vending-Bench 25,787—

Reasoning Gemini 3.7 Flash leads

Claude Opus 4.8: 64.6 (#14), Gemini 3.7 Flash: 70.1 (#12)

Reasoning benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
ARC-AGI-272.1%84.6%
NYT Connections (extended)91.1%94%
ARC-AGI-192.5%95.5%
CritPt20.9%14.3%
Chess Puzzles34%47%
LMArena Hard Prompts14811497
Mystery Game Puzzles36%37%
DTBench94.9%96.8%
LMCA57.5%50.4%
Epoch Capabilities Index158.3157.72
SimpleBench64.8%—
Kagi LLM Benchmark88.8%—
EnigmaEval23.5%—
EBR-Bench28.6%—
Surface Evolver Bench87.5%—
Bench to the Future 30.14—
ForecastBench59.9—

Math Claude Opus 4.8 leads

Claude Opus 4.8: 78.2 (#11), Gemini 3.7 Flash: 69.5 (#18)

Math benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
FrontierMath (Tiers 1-3)80%71.6%
FrontierMath Tier 456.1%36.6%
OTIS Mock AIME 2024-202598.3%97.2%
ProofBench69%58%
LMArena Math14871511
MathArena Final-Answer Competitions91.8%—
FrontierMath (Feb 2025 set)47.2%—
FrontierMath Tier 4 (v1)31.3%—

Knowledge Gemini 3.7 Flash leads

Claude Opus 4.8: 61.3 (#26), Gemini 3.7 Flash: 69.8 (#4)

Knowledge benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
GPQA Diamond91%94.8%
SimpleQA Verified53%69.2%
LMArena Expert15011508

Multimodal Claude Opus 4.8 leads

Claude Opus 4.8: 43.2 (#20), Gemini 3.7 Flash: 36.9 (#69)

Multimodal benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
LMArena Vision12951314
Furniture Assembly42.5%26.7%
Blueprint-Bench 214.5%—
LMArena Document1475—

Multilingual Gemini 3.7 Flash leads

Claude Opus 4.8: 55.4 (#31), Gemini 3.7 Flash: 57.8 (#7)

Multilingual benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
LMArena Non-English14501485
LMArena Chinese15091553
LMArena French14821512
LMArena German14701485
LMArena Japanese14401506
LMArena Korean14321486
LMArena Russian14761519
LMArena Spanish14701507

Instruction Following Too close to call

Claude Opus 4.8: 77.6 (#22), Gemini 3.7 Flash: 78.0 (#12)

Instruction Following benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
LMArena Instruction Following14761486

Long Context Too close to call

Claude Opus 4.8: 45.4 (#37), Gemini 3.7 Flash: 45.8 (#28)

Long Context benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
LMArena Longer Query14821493

Writing & Preference Too close to call

Claude Opus 4.8: 72.1 (#17), Gemini 3.7 Flash: 71.4 (#19)

Writing & Preference benchmarks
BenchmarkClaude Opus 4.8Gemini 3.7 Flash
LMArena Text14601487
LMArena Creative Writing14531490
EQ-Bench Creative Writing18401723
LMArena Multi-Turn14761495
EQ-Bench 41281—

Frequently asked questions

Is Claude Opus 4.8 better than Gemini 3.7 Flash?

Claude Opus 4.8 and Gemini 3.7 Flash score almost the same on the Noometry Index (60.7 vs 59.8), so choose on price, context window or the category you care about most.

Which is cheaper, Claude Opus 4.8 or Gemini 3.7 Flash?

Gemini 3.7 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; Claude Opus 4.8 lists at $5 and $25.

Is Claude Opus 4.8 or Gemini 3.7 Flash better for coding?

Claude Opus 4.8 scores higher on coding benchmarks: 60.2 versus 55.7 in the Noometry coding category.

Which has the bigger context window?

Gemini 3.7 Flash does, with 1.05M tokens against 1M.

How many benchmarks do Claude Opus 4.8 and Gemini 3.7 Flash share?

43 benchmarks have published results for both models. Claude Opus 4.8 has 65 scored results on Noometry and Gemini 3.7 Flash has 44.

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