All Models

Agentic Chat (GPT-5 Codex)

gpt-codex Reasoning Tool Calling Structured Output
Providers 1
Released Jan 22, 2026
Input Modalities text, image
Output Modalities text
Tarsk Use coding

Available Providers (1)

Provider Model ID Input Cost Output Cost Context Max Output Docs
GitLab Duo duo-chat-gpt-5-codex $0.00/MTok $0.00/MTok 400K 128K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output