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Claude Opus 5.5

by Anthropic ~ Long coding or research tasks that benefit from adaptive thinking

Claude Opus 5.5 is Anthropic's recommended model for most workloads. It supports adaptive thinking, tool use, and image input, with a 1,000,000-token context window for extended coding, research, and knowledge work.

1M context
  • Text
  • Reasoning
  • Tool use
  • Image input
  • Vision
claude-opus-5.5Try it in the playground

Pricing

Pricing
USD per 1M tokens.
WindowInputCached inputOutput
asap$4.00$0.20$20.00
What one request costs
Prompt90Ktokens
Cached prefix63Ktokens
Reply2Ktokens

$0.1506

per request to Claude Opus 5.5

Prompt
71.7%
Cached
8.4%
Reply
19.9%

Claude Opus 5.5: $0.1506 per request

90,000 prompt tokens, 63,000 of them cached, and 1,500 reply tokens.

The same request, across the lineup