Anthropic
Claude Opus 4
Release date not recorded. Accessibility not recorded. Cheapest standard rate we hold: $75 per million output tokens, no context split.
What it costs
| Tier | Kind | In | Out | Cached in | From |
|---|---|---|---|---|---|
| batch | text | $7.50 | $38 | — | seller |
| standard | text | $15 | $75 | $1.50 | seller |
per million tokens, US dollars. * marks a rate from a single registry or two that disagree — the best available number rather than a confirmed one. Every other row is confirmed against a seller or a licensed index.
What it scores, by house
This model is not in Epoch's catalogue under a name we can match exactly, so we hold no scores for it. The match is exact after normalisation and never fuzzy, because a loose one would eventually price one model as another.
What retires, and when
- deprecation — 2026-06-15 (Retired)
- deprecation — 2026-08-05 (Retired)
- deprecation — 2026-11-24 (Active)
- deprecation — 2027-02-05 (Active)
- deprecation — 2027-04-16 (Active)
- deprecation — 2027-05-28 (Active)
Every rate we hold · Why there is no single best model · Everything from Anthropic