Claude Opus 4.6 (2026-02-05)
JSON →A dated snapshot of Anthropic's Claude Opus 4.6 model for consistent API behavior.
Specs
context window 1.0M tokens
max output 128K tokens
input price $5 / 1M tokens
output price $25 / 1M tokens
Capabilities
tool-usejson-modestreamingreasoningcode-generationfunction-callingprompt-cachingvision
Dates
releasedFeb 2026
Resources
homepagewww.anthropic.com ↗
API
full doc /v1/models/claude-opus-4-6-20260205