Anthropic: Claude Opus 5.5

Section ID: DOC-MODEL-jtk6r1n115#overview

anthropic — anthropic/claude-opus-5.5

Input modalities: Reported — text, image, file

Output modalities: Reported — text

Context: 1000000 tokens

Input limit: Unknown

Output limit: Unknown

Input character limit: Unknown

Tool calling: Supported

Structured output: Supported

Reasoning: Supported

Streaming: Unknown

Prompt caching: Unknown

New selection: Undecided

Existing saved use: Undecided

All available models

Document ID: DOC-MODEL-jtk6r1n115