Claude Opus 4.6 vs Claude Opus 5.5: A Comparison
| Claude Opus 4.6 | Claude Opus 5.5 | |
|---|---|---|
| Vendor | Anthropic | Anthropic |
| Text & Chat | #5 · 1503 | #3 · 1508 |
| Vision | #3 · 1299 | — |
| Web Search | #2 · 1253 | — |
| Coding | — | #1 · 1811 |
| AI Agents | — | #1 · 17.89 |
| Official price | $5 / $25 per 1M in/out | $4 / $20 per 1M in/out |
| On this site | — | — |
Verdict
Claude Opus 5.5 demonstrates superior performance in the Text & Chat category, holding the #3 rank with a HuaLinYuan Index of 1508, compared to the #5 rank and 1503 index of Opus 4.6. Additionally, Opus 5.5 offers a more cost-effective pricing model at $4.0 per million input tokens and $20.0 per million output tokens, versus $5.0 and $25.0 for the 4.6 version. While Opus 5.5 excels in specialized areas like Coding and AI Agents, Opus 4.6 maintains strong utility in Vision and Web Search tasks. Neither model is currently available for direct use on our site, making this a comparison of technical specifications and performance metrics.
Choose Claude Opus 4.6 if
- Prioritizing Vision and Web Search tasks
- Specific legacy workflow requirements
Choose Claude Opus 5.5 if
- Seeking higher Text & Chat performance
- Lower cost and advanced agentic capabilities
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