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Anthropic

Is Claude Opus 4 out? Yes, since May 22, 2025

Yes. Claude Opus 4 was released on May 22, 2025.

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Have you used it? Claude Opus 4

See community experiences
Lab
Anthropic
Family
Claude
Release date
Source
Anthropic · Introducing Claude 4

What changed

  • context 200k tokens · Context window of Claude Opus 4. Claude 3 Haiku is the previous model of the same tier, but the gap is beyond what a percentage explains.
  • price $15.00 / MTok · Prompt price of Claude Opus 4. Claude 3 Haiku is the previous model of the same tier, but the gap is beyond what a percentage explains.

About Claude Opus 4

Claude Opus 4 is benchmarked as the world’s best coding model, at time of release, bringing sustained performance on complex, long-running tasks and agent workflows. It sets new benchmarks in...

Next Claude model to watch

Questions

When was Claude Opus 4 released?
Claude Opus 4 was released on May 22, 2025.
Who makes Claude Opus 4?
Claude Opus 4 is made by Anthropic.
What comes after Claude Opus 4?
Claude Opus 4.1, released on August 5, 2025.