Anthropic
15 models in the catalogue,14 of them confirmed on Anthropic’s own page. 2 more are listed by a price database and not confirmed.
In the catalogue
| Model | Input | Output | Context | Evidence |
|---|---|---|---|---|
| Claude Fable 5 | $10 | $50 | not published | Vendor page |
| Claude Fable 5.1 | $10 | $50 | 1M | Vendor page |
| Claude Haiku 4.5 | $1 | $5 | not published | Vendor page |
| Claude Haiku 5.5 | $0.1 | $0.5 | 1M | Vendor page |
| Claude Mythos 5.1 | $10 | $50 | not published | Vendor page |
| Claude Opus 4.5 | $5 | $25 | not published | Vendor page |
| Claude Opus 4.6 | $5 | $25 | not published | Vendor page |
| Claude Opus 4.7 | $5 | $25 | not published | Vendor page |
| Claude Opus 4.8 | $5 | $25 | not published | Vendor page |
| Claude Opus 5 | $5 | $25 | not published | Vendor page |
| Claude Opus 5.5 | $4 | $20 | 1M | Vendor page |
| Claude Sonnet 4.5 (latest) | $3 | $15 | 200K | Corroborated |
| Claude Sonnet 4.6 | $3 | $15 | not published | Vendor page |
| Claude Sonnet 5 | $2 | $10 | not published | Vendor page |
| Claude Sonnet 5.5 | $2 | $10 | 1M | Vendor page |
Listed but not confirmed
A price database lists these and we have not been able to confirm them on Anthropic’s own page. They are not prices we will stand behind — the full list with its caveats is at unconfirmed models.
- claude-mythos-5
- claude-mythos-preview