Compare · ModelsLive · 2 picked · head to head
Claude Opus 4.6 (Fast) vs Gemini 3.1 Pro Preview
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
Gemini 3.1 Pro Preview wins on 3/6 benchmarks
Gemini 3.1 Pro Preview wins 3 of 6 shared benchmarks. Leads in speed · knowledge.
Category leads
speed·Gemini 3.1 Pro Previewarena·Claude Opus 4.6 (Fast)knowledge·Gemini 3.1 Pro Preview
Hype vs Reality
Attention vs performance
Claude Opus 4.6 (Fast)
#120 by perf·no signal
Gemini 3.1 Pro Preview
#36 by perf·no signal
Best value
Gemini 3.1 Pro Preview
18.0x better value than Claude Opus 4.6 (Fast)
Claude Opus 4.6 (Fast)
0.5 pts/$
$90.00/M
Gemini 3.1 Pro Preview
8.7 pts/$
$7.00/M
Vendor risk
Who is behind the model
Anthropic
$380.0B·Tier 1
Google DeepMind
$4.00T·Tier 1
Head to head
6 benchmarks · 2 models
Claude Opus 4.6 (Fast)Gemini 3.1 Pro Preview
Artificial Analysis · Agentic Index
Claude Opus 4.6 (Fast) leads by +8.5
Claude Opus 4.6 (Fast)
67.6
Gemini 3.1 Pro Preview
59.1
Artificial Analysis · Coding Index
Gemini 3.1 Pro Preview leads by +7.4
Claude Opus 4.6 (Fast)
48.1
Gemini 3.1 Pro Preview
55.5
Artificial Analysis · Quality Index
Gemini 3.1 Pro Preview leads by +4.2
Claude Opus 4.6 (Fast)
53.0
Gemini 3.1 Pro Preview
57.2
Chatbot Arena Elo · Coding
Claude Opus 4.6 (Fast) leads by +90.5
Claude Opus 4.6 (Fast)
1546.2
Gemini 3.1 Pro Preview
1455.7
Chatbot Arena Elo · Overall
Claude Opus 4.6 (Fast) leads by +10.1
Claude Opus 4.6 (Fast)
1502.8
Gemini 3.1 Pro Preview
1492.6
VisualToolBench (VTB)
Gemini 3.1 Pro Preview leads by +1.4
Claude Opus 4.6 (Fast)
27.5
Gemini 3.1 Pro Preview
29.0
Full benchmark table
| Benchmark | Claude Opus 4.6 (Fast) | Gemini 3.1 Pro Preview |
|---|---|---|
Artificial Analysis · Agentic Index | 67.6 | 59.1 |
Artificial Analysis · Coding Index | 48.1 | 55.5 |
Artificial Analysis · Quality Index | 53.0 | 57.2 |
Chatbot Arena Elo · Coding | 1546.2 | 1455.7 |
Chatbot Arena Elo · Overall | 1502.8 | 1492.6 |
VisualToolBench (VTB) | 27.5 | 29.0 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| Claude Opus 4.6 (Fast) | $30.00 | $150.00 | 1.0M tokens (~500 books) | $600.00 |
| Gemini 3.1 Pro Preview | $2.00 | $12.00 | 1.0M tokens (~524 books) | $45.00 |
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