GitLab Duo
Agentic Chat (GPT-5.6 Luna)
Cost-efficient GPT-5.6 model for fast, high-volume workloads
duo-chat-gpt-5-6-lunaContext
1.1M
Max output
128K
Input $/M
Free
Output $/M
Free
Cache read $/M
Free
Cache write $/M
Free
Against the catalogue
Context window1.1M
Larger than 99% of the 5,751 models listed
Input priceFree
Cheaper than 91% of priced models
Capabilities
Reasoningsupported
Tool callingsupported
Structured outputsupported
Attachmentssupported
Temperaturenot supported
Open weightsnot supported
Interleaved thinkingnot supported
Modalities
Input
TextImagePDF
Output
Text
Pricing detail
| Rate | Base $/M |
|---|---|
| Input | Free |
| Output | Free |
| Cache read | Free |
| Cache write | Free |