ClaudevsGemini

Claude Sonnet 4.6 vs Gemini 2.5 Flash-Lite

Side-by-side comparison of pricing, task quality, and projected cost at higher scale.

Pricing

Side-by-side pricing

Claude Sonnet 4.6

Mid-tier

Gemini 2.5 Flash-Lite

Fast / Budget
Input $/MTok
$3.00
$0.10
Output $/MTok
$15.00
$0.40
Cache discount
90% off
90% off
Context
1,000K
1,048.576K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
92
vs
0
Code Review
95
vs
0
Summarization
90
vs
0
Q&A
88
vs
0
Extraction
86
vs
0
Reasoning
88
vs
0
Classification
84
vs
0
Creative Writing
85
vs
0
Claude Sonnet 4.6
Gemini 2.5 Flash-Lite

Guidance

When to use Claude Sonnet 4.6 vs Gemini 2.5 Flash-Lite

Choose Claude Sonnet 4.6 when...

  • Similar performance; consider provider preference or ecosystem fit.

Choose Gemini 2.5 Flash-Lite when...

  • -Cost matters: 97% cheaper on input tokens
  • -You need a larger context window (1,048.576K vs 1,000K)

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
Claude Sonnet 4.6
Gemini 2.5 Flash-Lite
100K tokens
$0.66
$0.02Cheaper
1M tokens
$6.60
$0.19Cheaper
10M tokens
$66.00
$1.90Cheaper

FAQ

When should I use Claude Sonnet 4.6 instead of Gemini 2.5 Flash-Lite?

Claude Sonnet 4.6 and Gemini 2.5 Flash-Lite perform similarly across all tracked tasks. Pick based on pricing and provider preference.

Is Gemini 2.5 Flash-Lite cheaper than Claude Sonnet 4.6?

Yes. Gemini 2.5 Flash-Lite input costs $0.10/MTok vs $3.00/MTok for Claude Sonnet 4.6, saving 97% on input.

What are the context window sizes for Claude Sonnet 4.6 and Gemini 2.5 Flash-Lite?

Claude Sonnet 4.6 has a 1,000K token context window. Gemini 2.5 Flash-Lite has a 1,048.576K token context window.

Track your real costs

Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.