Claude Opus 4.1 by GitHub Copilot — Specs, Pricing & Capabilities | whichllm

Model ID claude-opus-41

Provider GitHub Copilot

Family claude-opus

Status -

Knowledge Cutoff 2025-03-31

Release Date 2025-08-05

Input Modalities text, image

Output Modalities text

Context Window 80000

Input Limit -

Output Limit 16000

Tool Calling No

Reasoning Yes

Structured Output -

Temperature Control Yes

Open Weights No

Input Cost / 1M tokens -

Output Cost / 1M tokens -

Reasoning Cost / 1M tokens -

Cache Read Cost / 1M tokens -

Cache Write Cost / 1M tokens -