Claude Opus 4
Anthropic's most capable model in the Claude 4 family. It handles text, images, and PDFs with a 200K context window and supports extended thinking for complex reasoning tasks. Opus 4 also supports tool use, computer use, and structured outputs. Priced at $15/$75 per million input/output tokens.
Input
Output
Context
200K
Max Output
64K
Parameters
—
Technical Specifications
Model TypeChat
Context Window200K
Max Output Tokens64K
Parameters—
Training Cutoff2025-03-01
Licenseproprietary
Capabilities
Input Modalities
textimagepdf
Output Modalities
text
Features
computer_useextended_thinkingfunction_callingjson_modepdf_readingreasoningstreamingsystem_promptstext_generationtool_usevision
Benchmarks
#36
Rank (Text)
+5/-5
arena text ci 95
1366
Arena Score (Text)
26,141
Votes (Text)
#27
Rank (Vision)
+12/-12
arena vision ci 95
1212
Arena Score (Vision)
3,089
Votes (Vision)
Resources & Links
proprietary — Proprietary - API access only
Related Tools
Data sourced from official provider APIs and documentation
Last updated: May 5, 2026
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