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N
GPT-5 Codex
gpt-codex
NanoGPT ·
openai/gpt-5-codex
Capabilities
Tool Call
No
Reasoning
No
Structured Output
No
Temperature Control
No
Attachments
No
Open Weights
No
Modalities
Input
text
Output
text
Pricing (per 1M tokens)
Input
$10.00
Output
$19.99
Install
Direct installation coming soon — March 2026
Provider Docs
Details
Provider
NanoGPT
Model ID
openai/gpt-5-codex
Family
gpt-codex
Release Date
2025-09-15
Last Updated
2025-09-15
Limits
Context
256K
Max Input
256K
Max Output
33K
SDK
@ai-sdk/openai-compatible
GPT-5 Codex — Harmony Marketplace