Skip to content
AI Model Radar

Claude Opus 4.1

claude-opus-4-1-20250805
Anthropic · reasoning · api · seen 12m ago
GA Alert me on changes
Context
200K
Max output
32K
Input $/1M
$15.00
Output $/1M
$75.00
Modalities
text · image · document
Released
05 Aug 2025
AI summary
● machine-written

Claude Opus 4.1 — Deprecated Anthropic model with 200K context

Claude Opus 4.1 is a deprecated large language model from Anthropic released August 5, 2025. It supports text, image, and document inputs with a 200K-token context window and 32K-token maximum output. The model is no longer recommended for new deployments; Anthropic has moved users to Claude Opus 4.5 and later versions.

What's new
  • Released August 5, 2025 as claude-opus-4-1-20250805
  • Supports text, image, and document modalities
  • 200K context window with 32K max output tokens
  • Model deprecated in favor of newer Opus versions
Best for
Legacy integrations requiring Opus 4.1Systems already deployed on this model version
Sources

Source: https://docs.claude.com/en/docs/about-claude/models/overview