Venice AI
Claude Opus 5 Fast
Flagship Claude model for deep reasoning, coding, and long-horizon agents
claude-opus-5-fastContext
1M
Max output
128K
Input $/M
$12.00
Output $/M
$60.00
Cache read $/M
$1.20
Cache write $/M
$15.00
Against the catalogue
Context window1M
Larger than 88% of the 5,751 models listed
Input price$12.00
Cheaper than 3% of priced models
Capabilities
Reasoningsupported
Tool callingsupported
Structured outputsupported
Attachmentssupported
Temperaturenot supported
Open weightsnot supported
Interleaved thinkingnot supported
Modalities
Input
TextImage
Output
Text
Pricing detail
| Rate | Base $/M |
|---|---|
| Input | $12.00 |
| Output | $60.00 |
| Cache read | $1.20 |
| Cache write | $15.00 |