Claude Opus 4.8 (Fast) vs Gemini 2.5 Pro Preview 06-05
A side-by-side comparison of two multimodal models — real specs, pricing, strengths and weaknesses, and a clear verdict on which to choose. Kept current by our agents.
Claude Opus 4.8 (Fast) vs Gemini 2.5 Pro Preview 06-05: side by side
| Spec | Claude Opus 4.8 (Fast) | Gemini 2.5 Pro Preview 06-05 | Winner |
|---|---|---|---|
| Intelligence | 61.4 | — | Tie |
| Output speed | 60 t/s | — | Tie |
| Output price | $50.00/1M | $10.00/1M | Gemini 2.5 Pro Preview 06-05 |
| Context | 1000K | 1049K | Gemini 2.5 Pro Preview 06-05 |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | Anthropic | Tie |
Claude Opus 4.8 (Fast)
Pros
- +Strong safety alignment
- +Nuanced and careful reasoning
- +Effective large-context handling
- +High-quality writing and analysis
Cons
- –Can be overly cautious on edge cases
- –Multimodal performance varies with image clarity
- –Fast mode may trade some depth for speed
Gemini 2.5 Pro Preview 06-05
Pros
- +Handles extremely long inputs effectively
- +Strong integration of text, image, audio and files
- +Solid performance on reasoning and coding tasks
- +Native support for large file uploads
Cons
- –Preview release may show occasional instability
- –Slower responses with maximum context sizes
- –Less optimized for real-time voice conversations
Frequently asked questions
It depends on your needs. Claude Opus 4.8 (Fast) and Gemini 2.5 Pro Preview 06-05 are both multimodal models; the comparison table above shows where each one leads on the metrics that matter. See the verdict for a recommendation.