How do Claude Sonnet 5 and Gemini 3.5 Flash-Lite compare on coding benchmarks?

The comparison table shows SWE-bench, SWE-Pro, SWE-Atlas, Terminal-Bench, DeepSWE, and coding agent index scores for both Claude Sonnet 5 and Gemini 3.5 Flash-Lite when publicly disclosed.

LLM Comparison

Claude Sonnet 5 vs Gemini 3.5 Flash-Lite: benchmark scores, pricing & comparison.

Q: Which is better: Claude Sonnet 5 or Gemini 3.5 Flash-Lite?

AskClash compares Claude Sonnet 5 and Gemini 3.5 Flash-Lite side by side across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, and context window so you can see which model wins on each benchmark.

Side-by-side Claude Sonnet 5 vs Gemini 3.5 Flash-Lite comparison across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, context window, and AskClash RWT. Green marks the winner on each benchmark.

Open live leaderboard Claude Sonnet 5 model page Gemini 3.5 Flash-Lite model page

Rank #7 vs #61AskClash overall scores 76.9 vs 14.2.

Pricing $3.00/$15.0 vs $0.30/$2.50Input and output token prices per 1M tokens when published.

Proprietary vs ProprietaryAnthropic vs Google.

Claude Sonnet 5 vs Gemini 3.5 Flash-Lite benchmark comparison

Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.

Metric	Claude Sonnet 5	Gemini 3.5 Flash-Lite
Overall Score	76.9	14.2
Leaderboard Rank	#7	#61
RWT	8.5	7.0
HLE	57.4	—
GPQA	91.1	—
SWE-bench	85.2	—
SWE-Pro	63.2	54.2
Terminal-Bench	80.4	54.0
DeepSWE	53.8	—
OSWorld	81.2	74.0
CharXiv	88.3	—
MMMU-Pro	77.3	—
MRCR	—	72.2
Input Price (per 1M tokens)	$3.00	$0.30
Output Price (per 1M tokens)	$15.0	$2.50
Context Window	1M	1M
Benchmarks Published	11	6

Claude Sonnet 5 vs Gemini 3.5 Flash-Lite head-to-head charts

Claude Sonnet 5 leads 5 and Gemini 3.5 Flash-Lite leads 0 of 5 shared benchmarks. Gemini 3.5 Flash-Lite is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Claude Sonnet 5Gemini 3.5 Flash-Lite

Overall

76.9Claude Sonnet 5

14.2Gemini 3.5 Flash-Lite

RWT

8.5Claude Sonnet 5

7.0Gemini 3.5 Flash-Lite

SWE-Pro

63.2Claude Sonnet 5

54.2Gemini 3.5 Flash-Lite

Terminal-Bench

80.4Claude Sonnet 5

54.0Gemini 3.5 Flash-Lite

OSWorld

81.2Claude Sonnet 5

74.0Gemini 3.5 Flash-Lite

Claude Sonnet 5

Input$3.00

Output$15.0

Workload$6.00

Context1M

Gemini 3.5 Flash-Lite

Input$0.30

Output$2.50

Workload$0.80

Context1M

Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.

More Claude Sonnet 5 and Gemini 3.5 Flash-Lite comparisons

Explore how Claude Sonnet 5 and Gemini 3.5 Flash-Lite stack up against other top-ranked LLMs.

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How to read this comparison

Benchmark scores

Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.

Token pricing

Lower is better for input and output prices. Green marks the cheaper model per 1M tokens.

Coverage matters

Models with fewer disclosed benchmark cells may have inflated percentile scores. Check the benchmark cell count for context.

This comparison page is generated from the AskClash LLM leaderboard cache. Open the live leaderboard for real-time scores and interactive filtering.