token.app › Compare › Gemini 3.5 Flash Lite vs Claude Opus 5

Gemini 3.5 Flash Lite vs Claude Opus 5

Claude Opus 5 leads on 4 of 4 shared benchmarks. Gemini 3.5 Flash Lite is 12× cheaper per token on a blended 3:1 basis. Gemini 3.5 Flash Lite accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Gemini 3.5 Flash LiteClaude Opus 5
ProviderGoogleAnthropic
Input $/1M$0.300$5.00
Output $/1M$2.50$25.00
Blended $/1M$0.850$10.00
Context window1.0M1M
Max output66K128K
ReleasedJul 2026Jul 2026
LicenceProprietaryProprietary
GPQA Diamond 83.3% 93.9%
FrontierMath T1–3 26.0% 85.6%
FrontierMath T4 0.0% 73.2%
OTIS Mock AIME 71.1% 98.9%
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Gemini 3.5 Flash Lite if…
  • Costs less per token — $0.850 vs $10.00 blended
  • Larger context window (1.0M)
Choose Claude Opus 5 if…
  • Higher GPQA Diamond (93.9% vs 83.3%)
  • Higher FrontierMath T1–3 (85.6% vs 26.0%)
  • Higher FrontierMath T4 (73.2% vs 0.0%)
  • Higher OTIS Mock AIME (98.9% vs 71.1%)
  • Newer model (released Jul 2026)
FAQ
Which is better, Gemini 3.5 Flash Lite or Claude Opus 5?
Across the 4 benchmarks both models have independently-run scores for, Gemini 3.5 Flash Lite leads on 0 and Claude Opus 5 leads on 4. Benchmarks are one input — price and context window are on this page too.
Is Gemini 3.5 Flash Lite cheaper than Claude Opus 5?
Gemini 3.5 Flash Lite is cheaper: $0.850 versus $10.00 per million tokens blended at 3:1 input:output. Input alone: $0.300 vs $5.00. Output alone: $2.50 vs $25.00.
What context windows do Gemini 3.5 Flash Lite and Claude Opus 5 have?
Gemini 3.5 Flash Lite: 1,048,576 tokens. Claude Opus 5: 1,000,000 tokens.
Who makes Gemini 3.5 Flash Lite and Claude Opus 5?
Gemini 3.5 Flash Lite is made by Google. Claude Opus 5 is made by Anthropic.
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