Claude Opus 5
Claude Opus 5 is Anthropic's flagship, released July 24, 2026. It costs $5 per million input tokens and $25 per million output, carries a 1M-token context window, and ranks first of 185 models on the Artificial Analysis Intelligence Index at 63, measured August 11, 2026.
Spec sheet
| Maker | Anthropic |
|---|---|
| Released | 2026-07-24 |
| API ID | claude-opus-5 |
| Parameters | Not disclosed |
| Context window | 1M tokens |
| Modalities in | text, image |
| Modalities out | text |
| API availability | Anthropic API · AWS Bedrock · Google Vertex AI (unverified) |
| Pricing (per MTok) | $5 in / $25 outas of · source |
Benchmarks
| Benchmark | Score | Measured | Source |
|---|---|---|---|
| AA Intelligence Index | 63 | artificialanalysis.ai |
Dashed values are vendor-published and not yet reproduced in our harness — methodology.
Changelog
- Claude Opus 5 released — takes #1 on the AA Intelligence Index at 63source
Head-to-head
Related news
Profile published August 11, 2026; data last changed August 11, 2026. Every value carries its own measurement or verification date. Flagged values are best-known public figures pending confirmation.