claude-mythos-preview does not have a published shutdown date per Anthropic's deprecation page (checked 2026-10-17). No official replacement is published on that page. Price, context window, and max output were left blank because the official pages we checked did not publish them.
deprecated
| Announced | Not published |
|---|---|
| Deprecated | 2026-06-09 |
| Shutdown | Not published |
| Kind | none |
Not published.
See the replacement diff · Anthropic models
| Input price / 1M | Not published |
|---|---|
| Output price / 1M | Not published |
| Cached input / 1M | Not published |
| Context window | Not published |
| Max output | Not published |
| Reasoning | Not published |
| Vision | Not published |
| Tools | Not published |
claude-mythos-preview does not have a published shutdown date per Anthropic's deprecation page (checked 2026-10-17). No official replacement is published on that page. Price, context window, and max output were left blank because the official pages we checked did not publish them.
No official replacement is published on that page.
claude-mythos-preview status is deprecated.
claude-mythos-preview | Deprecated | June 9, 2026 | To be announced
No logged changes for this model yet.