Agentic Chat (Claude Sonnet 4.5)
duo-chat-sonnet-4-5
Balanced Claude model for coding, analysis, agent workflows, and cost control
Specification
most-agreed values
Context
200K
Max output
64K
Released
2026-01-08
Knowledge cutoff
2025-07-31
Retires
—
Open weights
no
Input
text, image, pdf
Output
text
Price
US dollars per million tokens · most-agreed
Input
free
Output
free
Cache read
free
Cache write
free
Available from 1 host
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| gitlab | free | free | free | free | 200K | 64K | — |