LLM Comparison

Claude Opus 4.8 vs Gemini 3.6 Flash: benchmark scores, pricing & comparison.

Side-by-side Claude Opus 4.8 vs Gemini 3.6 Flash 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 leaderboardClaude Opus 4.8 model pageGemini 3.6 Flash model page
Rank #4 vs #17AskClash overall scores 80.6 vs 62.9.
Pricing $5.00/$25.0 vs $1.50/$7.50Input and output token prices per 1M tokens when published.
Proprietary vs ProprietaryAnthropic vs Google.

Claude Opus 4.8 vs Gemini 3.6 Flash benchmark comparison

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

MetricClaude Opus 4.8Gemini 3.6 Flash
Overall Score80.662.9
Leaderboard Rank#4#17
RWT9.0—
Coding Agent Index72.5—
HLE57.938.0
GPQA93.692.8
IFEval62.2—
SWE-bench88.6—
SWE-Pro69.258.7
SWE-Atlas82.5—
Terminal-Bench74.678.0
DeepSWE59.049.0
OSWorld83.483.0
MCP Atlas82.2—
Finance Agent53.9—
CharXiv89.985.2
MMMU-Pro—83.2
ARC-AGI 272.1—
Tau294.4—
MRCR—91.8
Input Price (per 1M tokens)$5.00$1.50
Output Price (per 1M tokens)$25.0$7.50
Context Window1M1M
Benchmarks Published1711

Claude Opus 4.8 vs Gemini 3.6 Flash head-to-head charts

Claude Opus 4.8 leads 7 and Gemini 3.6 Flash leads 1 of 8 shared benchmarks. Gemini 3.6 Flash is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Claude Opus 4.8Gemini 3.6 Flash
Overall
80.6Claude Opus 4.8
62.9Gemini 3.6 Flash
HLE
57.9Claude Opus 4.8
38.0Gemini 3.6 Flash
GPQA
93.6Claude Opus 4.8
92.8Gemini 3.6 Flash
SWE-Pro
69.2Claude Opus 4.8
58.7Gemini 3.6 Flash
Terminal-Bench
74.6Claude Opus 4.8
78.0Gemini 3.6 Flash
DeepSWE
59.0Claude Opus 4.8
49.0Gemini 3.6 Flash
OSWorld
83.4Claude Opus 4.8
83.0Gemini 3.6 Flash
CharXiv
89.9Claude Opus 4.8
85.2Gemini 3.6 Flash
Claude Opus 4.8
Input$5.00
Output$25.0
Workload$10
Context1M
Gemini 3.6 Flash
Input$1.50
Output$7.50
Workload$3.00
Context1M

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

More Claude Opus 4.8 and Gemini 3.6 Flash comparisons

Explore how Claude Opus 4.8 and Gemini 3.6 Flash stack up against other top-ranked LLMs.

Claude Fable 5 vs Claude Opus 4.8Claude Fable 5 vs Gemini 3.6 FlashGPT-5.6 Sol vs Claude Opus 4.8GPT-5.6 Sol vs Gemini 3.6 FlashKimi K3 vs Claude Opus 4.8Kimi K3 vs Gemini 3.6 FlashClaude Opus 4.8 vs Grok 4.5Grok 4.5 vs Gemini 3.6 FlashClaude Opus 4.8 vs Muse Spark 1.1Muse Spark 1.1 vs Gemini 3.6 Flash

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.