Custom Comparison
Compare 2 AI Models
Gemini 4 Argon vs Claude Opus 5.5
Gemini 4 ArgonGoogle
Claude Opus 5.5Anthropic
Up to 3 models. Every selection is in the address bar, so the comparison is a link you can send.
Interactive Comparison
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$2 / $10 per million tokens | $4 / $20 per million tokens | |
|---|---|---|
| Identity | ||
| Developer | Anthropic | |
| Released | Sep 2026 | Sep 2026 |
| Status | Limited preview - rolling out to trusted cyber defenders through the Fairwind Program; not generally available | GA |
| Licence | Proprietary | Proprietary |
| Self-hostable | No | No |
| Cost | ||
| Blended $/1M tokensinput × 0.75 + output × 0.25 | $4.000 / 1M tokens | $8.000 / 1M tokens |
| Input price | $2.000 / 1M tokens | $4.000 / 1M tokens |
| Output price | $10.000 / 1M tokens | $20.000 / 1M tokens |
| Cached input | — | $0.20 per 1M tokens |
| Batch discount | — | 50% ($2 / $10 per 1M tokens) |
| Capacity | ||
| Context window | — | 1M tokens |
| Max output | 1M tokens (up from 64K) | 128k tokens |
| Capability | ||
| Vision in | Yes | Yes |
| Audio in | — | No |
| Function calling | — | Yes |
| Structured output | — | Yes |
| Extended reasoning | — | Yes |
| Web search | — | Yes |
| Code execution | — | Yes |
| Access | ||
| API | Not yet - wider availability announced for later | Yes |
| Chat app | Not yet | Yes |
| Cloud marketplaces | — | Amazon Bedrock, Google Cloud, Microsoft Foundry |
| Fine-tuning | Not stated | No |
| Measured quality | ||
| LMArena Elo | 1525 (checked Oct 2026) | 1507 (checked Oct 2026) |
| LMArena rank | Rank 1 | Rank 2 |
| GPQA Diamond | — | 91 · max effort |
| Elo per dollarLMArena Elo ÷ blended $/1M tokens | 381 | 188 |
