RRaddar
Gpt-codexClosed Weights

GPT-5.1 Codex

gpt-5.1-codex

Best Input Price

$1.07 / 1M

Coding-optimized GPT model for repository edits, reviews, and agentic software work

Context Window

400,000 tokens

Reasoning

Supported

Tool Calling

Supported

Released

2025-11-14

Inference Providers (7)

ProviderModel IDContextInput / 1MOutput / 1MAction
OpenCode Zengpt-5.1-codex400,000$1.07$8.50Docs ↗
Jiekou.AIgpt-5.1-codex400,000$1.13$9.00Docs ↗
Azuregpt-5.1-codex400,000$1.25$10.00Docs ↗
Azure Cognitive Servicesgpt-5.1-codex400,000$1.25$10.00Docs ↗
AIHubMixgpt-5.1-codex400,000$1.25$10.00Docs ↗
Vivgridgpt-5.1-codex400,000$1.25$10.00Docs ↗
Heliconegpt-5.1-codex400,000$1.25$10.00Docs ↗
GPT-5.1 Codex Specs & Pricing — Raddar — Raddar