OpenAI
GPT-5.1 Codex
Canonical ID:
openai/gpt-5.1-codex
GPT-5.1 Codex is listed under OpenAI in LLM Directory with pricing, context limits, modalities, and capability metadata for quick comparison.
Overview
- Provider
-
OpenAI
- Family
- gpt-5.1-codex
- Release date
- 2025-11-13
- Last updated
- 2025-11-13
- Input modalities
- text, image
- Output modalities
- text
Pricing and Limits
Token pricing
- Input
- $1.25/1M
- Output
- $10/1M
- Cached input
- N/A
Context and output
- Context window
- 400,000
- Max output tokens
- 128,000
- Qualified ID
- openai/gpt-5.1-codex
Model Summary
GPT-5.1 Codex is a model listing in the OpenAI provider catalog. It is categorized under the gpt-5.1-codex family.
The model supports text, image modalities across input/output paths. Reported context capacity is 400,000. Pricing is listed at $1.25/1M input and $10/1M output.
More From OpenAI
Related models from the same provider catalog.
OpenAI
babbage-002
openai/babbage-002
OpenAI
chatgpt-4o-latest
openai/chatgpt-4o-latest
OpenAI
chatgpt-image-latest
openai/chatgpt-image-latest
OpenAI
computer-use-preview
openai/computer-use-preview
OpenAI
computer-use-preview-2025-03-11
openai/computer-use-preview-2025-03-11
OpenAI
DALL-E 2
openai/dall-e-2
OpenAI
DALL-E 3
openai/dall-e-3
OpenAI
davinci-002
openai/davinci-002
Same Family: gpt-5.1-codex
Comparable models in the same family across providers.
| Model | Provider | Context | Input | Output | Flags |
|---|---|---|---|---|---|
|
GPT-5.1 Codex
aihubmix/gpt-5.1-codex
|
AIHubMix
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1 Codex
azure/gpt-5.1-codex
|
Azure
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1 Codex
abacus/gpt-5.1-codex
|
Abacus
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1 Codex
vivgrid/gpt-5.1-codex
|
Vivgrid
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1 Codex
azure_cognitive_services/gpt-5.1-codex
|
Azure Cognitive Services
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1 Codex
cloudflare_ai_gateway/openai/gpt-5.1-codex
|
Cloudflare AI Gateway
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1 Codex
opencode/gpt-5.1-codex
|
OpenCode Zen
|
400,000 | $1.07/1M | $8.5/1M |
Reasoning
Tools
|
|
GPT-5.1-Codex
github_copilot/gpt-5.1-codex
|
GitHub Copilot
|
128,000 | $0/1M | $0/1M |
Reasoning
Tools
|
|
GPT-5.1-Codex
zenmux/openai/gpt-5.1-codex
|
Zenmux
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|
|
GPT-5.1-Codex
vercel/openai/gpt-5.1-codex
|
Vercel AI Gateway
|
400,000 | $1.25/1M | $10/1M |
Reasoning
Tools
|