Claude Opus 4.1 (claude-opus-4-1-20250805) is a chat model from anthropic with a 200K-token context window; capabilities vision, tools, reasoning; input image, pdf, text.
200KContext
32KMax output
$15$ / 1M in
28.2Intelligence
Pricing
Input
$15 / 1M tokens
Output
$75 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: litellm. Last verified 2026-07-22.
Benchmarks
Intelligence index
28.2
Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-07-22.