Anthropic
Claude Opus 4.6
High-end Claude for difficult coding, planning, and slower expert reasoning
claude-opus-4-6Context
1M
Max output
128K
Input $/M
$5.00
Output $/M
$25.00
Cache read $/M
$0.50
Cache write $/M
$6.25
Against the catalogue
Context window1M
Larger than 88% of the 5,751 models listed
Input price$5.00
Cheaper than 5% of priced models
Capabilities
Reasoningsupported
Tool callingsupported
Structured outputsupported
Attachmentssupported
Temperaturesupported
Open weightsnot supported
Interleaved thinkingnot supported
Modalities
Input
TextImagePDF
Output
Text
Reasoning controls
effortlow, medium, high, maxbudget_tokensmin 1,024Pricing detail
| Rate | Base $/M |
|---|---|
| Input | $5.00 |
| Output | $25.00 |
| Cache read | $0.50 |
| Cache write | $6.25 |
Experimental modes
fast6× base input price| Rate | fast $/M | Base $/M |
|---|---|---|
| Input | $30.00 | $5.00 |
| Output | $150 | $25.00 |
| Cache read | $3.00 | $0.50 |
| Cache write | $37.50 | $6.25 |
Enable with
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