Claude Opus 4.5
Anthropic released 2025-11-24 proprietary
$10.00 per million tokens, balanced
No independent quality score.
No benchmark we track has measured this model. That is not the same as measuring it and finding it wanting — we simply cannot rank it, so we do not.
Every price dimension
| Input | $5.00/M |
|---|---|
| Output | $25.00/M |
| Cached input | $0.500/M |
| Cache write | $6.25/M |
| Cache write 1h | $10.00/M |
| Web search | $0.01/call |
| Batch discount | 50% |
Independent scores
No independent benchmark has measured this model.
Best rankings by task
- mobileapps #11of 56 1239
- androidnative #18of 54 1201
- asciiart #19of 83 1216
- fullstack #21of 59 1190
- webapps #22of 56 1197
- dataviz #23of 142 1264
- svg #25of 98 1221
- gamedev #29of 144 1265
Capability
| Context window | 200K |
|---|---|
| Max output | 64K |
| Input modes | file, image, text |
| Tool use | yes |
| Reasoning | optional |
| Open weights | no |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-08-24 |
| Quality data | unrated |
| Cross-checked | vendor page |
Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...