Claude Opus 4.8 VS o3
Anthropic · OpenAI · AI Models · Updated Jun 1, 2026
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Claude Opus 4.8Anthropic · Claude Opus 4.8 is 66.7% cheaper
WINNERSide-by-Side Breakdown
| Feature | Claude Opus 4.8 | o3 | Winner |
|---|---|---|---|
| Input Price | $5.00/1M tkns | $15.00/1M tkns | ✓ Claude Opus 4.8 |
| Output Price | $25.00/1M tkns | $60.00/1M tkns | ✓ Claude Opus 4.8 |
| Provider | Anthropic | OpenAI | — |
| Category | ai-model | ai-model | — |
| context window | 1000000 | 200000 | |
| vision | true | — | |
| modalities | text+vision | text+vision | |
| Overall Winner | 🏆 | Claude Opus 4.8 |
Claude Opus 4.8 vs o3: Quick Summary
Claude Opus 4.8 is the more affordable choice. Claude Opus 4.8 costs $5.00/1M tkns vs o3 at $15.00/1M tkns (Input Price). Claude Opus 4.8 is 66.7% cheaper. Pricing verified as of Jun 1, 2026 — always confirm on the provider's official pricing page before committing.