anthropic

Anthropic: Claude Opus 5

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...

anthropic/claude-opus-5

Context Size

1,000K

Input Price

750,000 pts/M46,125 Ks/M

Output Price

3,750,000 pts/M230,625 Ks/M

Architecture

Text

Image

File

Supported Parameters

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstool_choicetoolsverbosity

Details

TokenizerClaude

Max Completion128,000 tokens

Provider Context1,000K tokens

ModeratedYes

CreatedJul 24, 2026