Claude Opus 4.5
JSON →Anthropic's enhanced flagship Claude model with advanced reasoning and coding capabilities.
Specs
context window 200K tokens
max output 64K tokens
input price $5 / 1M tokens
output price $25 / 1M tokens
Capabilities
tool-usejson-modestreamingreasoningcode-generationfunction-callingprompt-cachingvision
Resources
homepagewww.anthropic.com ↗
API
full doc /v1/models/claude-opus-4-5