🌐
Openai
developers.openai.com › codex
Codex | OpenAI Developers
5 days ago - Read community posts, explore meetups, and connect with Codex builders. See community · Apply or nominate maintainers for API credits, ChatGPT Pro with Codex, and selective Codex Security access.
Overview
The first time you run Codex, you'll be prompted to sign in. Authenticate with your ChatGPT account or an API key.
IDE extension
If you want to use Codex in JetBrains IDEs like Rider, IntelliJ, PyCharm, or WebStorm, install the JetBrains IDE integration. It supports signing in with ChatGPT, an API key, or a JetBrains AI subscription.
Web
Delegate to Codex in the cloud · Codex is OpenAI’s coding agent that can read, edit, and run code. It helps you build faster, fix bugs, and understand unfamiliar code. With Codex cloud, Codex can work on tasks in the background (including in parallel) using its own cloud environment
Pricing
Codex is included in your ChatGPT Free, Go, Plus, Pro, Business, Edu, or Enterprise plan
Discussions

python - How to get token or code embedding using Codex API? - Stack Overflow
Also, I am not sure of the code ... single web request or upload (vs. multipart upload)), i.e., the limit is quite quite long. Hope these answer your questions. Thanks! 2022-07-24T06:00:50.18Z+00:00 ... for my case code snippet is not complete. Do you have any experience how embedding works our for incomplete works with the Codex ... More on stackoverflow.com
🌐 stackoverflow.com
Introducing Codex Python SDK
Your title sounds a little too official. More on reddit.com
🌐 r/codex
14
0
February 17, 2026
Can you use Codex via API?
https://developers.openai.com/codex/pricing#use-an-openai-api-key More on reddit.com
🌐 r/OpenAI
1
1
September 16, 2025
This might be a very noob question but why not use api
subs are a lot cheaper everywhere More on reddit.com
🌐 r/codex
3
1
February 2, 2026
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promptfoo
promptfoo.dev › providers › openai codex sdk
OpenAI Codex SDK | Promptfoo
3 days ago - Other openai:* providers in promptfoo still use Platform API credentials, and ChatGPT subscriptions are billed separately from API usage. By default, the Codex SDK runs in the current working directory and requires that directory to be inside a Git repository unless you disable the check. For pure code-generation evals that should not touch the filesystem, use sandbox_mode: read-only. ... providers: - id: openai:codex-sdk config: sandbox_mode: read-only prompts: - 'Write a Python function that calculates the factorial of a number'
🌐
Stack Overflow
stackoverflow.com › questions › 72986749 › how-to-get-token-or-code-embedding-using-codex-api
python - How to get token or code embedding using Codex API? - Stack Overflow
# Third-party imports import openai from openai.embeddings_utils import get_embedding openai.api_key = OPENAI_SEC_KEY embedding = get_embedding(""" def sample_code(): print("Hello from IamAshKS !!!") """, engine="code-search-babbage-code-001") print() print(f"{embedding=}") print(f"{len(embedding)=}") # OUTPUT: # embedding=[-0.007094269152730703, 0.006055716425180435, -0.005044757854193449, ...] # len(embedding)=2048 embedding = get_embedding(""" import Random a = random.randint(1,12) b = random.randint(1,12) for i in range(10): question = "What is "+a+" x "+b+"?
🌐
Reddit
reddit.com › r/codex › introducing codex python sdk
r/codex on Reddit: Introducing Codex Python SDK
February 17, 2026 -

OpenAI built a TypeScript SDK for Codex and used it for their app server and MCP. Great ecosystem if you're in TypeScript. There was basically zero incentive for anyone to build a Python equivalent because of that.

But Codex has a non-interactive execution mode that doesn't need any of that. So I wrapped it into a proper Python SDK with typed models, session continuity, and retry logic:

pip install codex-local-sdk-python

GitHub: https://github.com/maestromaximo/codex-local-sdk-python

PyPI: https://pypi.org/project/codex-local-sdk-python/

To test it I built a pipeline that takes a blog post and produces an explanatory video in one step using Codex + ElevenLabs + Remotion. Single instruction, fully deterministic, repeatable. Quality isn't perfect but that's what multi-pass pipelines are for.

If you're Python-native and want to automate Codex — this is for you. Open source, contributions welcome, would love to see this in the official OpenAI ecosystem eventually.

🌐
GitHub
github.com › Jaagrav › CodeX-API
GitHub - Jaagrav/CodeX-API: The new version of CodeX API with it's backend, a lot of you wanted me to make the backend opensource, now it's ready to receive contributions from you. Thanks for being patient, more languages coming soon, happy hacking!
Python · py · C++ cpp · C · c · GoLang · go · C# cs · NodeJS · js · More coming very soon! var axios = require('axios'); var qs = require('qs'); var data = qs.stringify({ 'code': 'val = int(input("Enter your value: ")) + 5\nprint(val)', 'language': 'py', 'input': '7' }); var config = { method: 'post', url: 'https://api.codex.jaagrav.in', headers: { 'Content-Type': 'application/x-www-form-urlencoded' }, data : data }; axios(config) .then(function (response) { console.log(JSON.stringify(response.data)); }) .catch(function (error) { console.log(error); }); The output is a JSON object comprising only one parameter that is the output.
Starred by 221 users
Forked by 78 users
Languages   JavaScript 89.6% | Dockerfile 10.4% | JavaScript 89.6% | Dockerfile 10.4%
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GitHub
github.com › topics › codex
codex · GitHub Topics · GitHub
twilio chatbot whatsapp codex gpt-3 openai-api dall-e chatgpt · Updated · Apr 3, 2023 · Python · Star 119 · Web Application that can generate code and fix bugs and run using various LLM's (GPT,Gemini,PALM) javascript python java google cpp openai google-api codex open-ai gemini-api streamlit gpt-3 chat-gpt langchain gooogle-cloud gpt-35-turbo langchain-python langchain-js google-palm gemini-pro ·
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Puter
developer.puter.com › tutorials › free-unlimited-codex-api
Free, Unlimited Codex API
February 25, 2026 - Codex excels at code generation tasks. Here's how to use it for writing code: <html> <body> <script src="https://js.puter.com/v2/"></script> <script> puter.ai.chat( "Write a Python function that implements binary search on a sorted array", { model: "openai/gpt-5.3-codex" } ) .then(response => { puter.print(response, {code: true}); }); </script> </body> </html>
Find elsewhere
🌐
Onecodex
docs.onecodex.com › all collections › developer information › api & client library
API & Client Library | One Codex Docs
The API gives you a way to access the raw output data from One Codex without opening a web browser or clicking any links. You may want to use the API if you're writing batch analysis scripts, or building software on top of One Codex. Please see our detailed API and developer documentation for ...
🌐
Openai
developers.openai.com › api › docs › models › gpt-5-codex
GPT-5-Codex Model | OpenAI API
GPT-5-Codex is a version of GPT-5 optimized for agentic coding tasks in Codex or similar environments. It's available in the Responses API only and the underlying model snapshot will be regularly updated.
🌐
Onecodex
developer.onecodex.com › api-reference › getting-started
One Codex API
You can access the API using cURL, an HTTP client library in your preferred language, our Python client library, or our command line client. Finally, if you find any part of the docs to be outdated or unclear, please drop us a note and let us know! We’d also be grateful to hear any suggestions, requests, or other questions you have.
🌐
OpenAI
openai.com › codex
Codex | AI Coding Partner from OpenAI | OpenAI
3 days ago - “Codex performed best in our backend Python code-review benchmark.
🌐
Openai
developers.openai.com › codex › cloud
Web – Codex | OpenAI Developers
This lets Codex work with the code in your repositories and create pull requests from its work.
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Microsoft Learn
learn.microsoft.com › en-us › azure › foundry › openai › how-to › codex
Codex with Azure OpenAI in Microsoft Foundry Models - Microsoft Foundry | Microsoft Learn
February 11, 2026 - In the previous example backticks in the Python code block are escaped to allow proper rendering. The \'s can be removed. ... Codex can execute as part of your continuous integration (CI) pipeline. Store your API key in the repository’s secret store as AZURE_OPENAI_KEY and add a job like ...
🌐
GitHub
github.com › openai › codex
GitHub - openai/codex: Lightweight coding agent that runs in your terminal · GitHub
1 week ago - You can also use Codex with an API key, but this requires additional setup.
Starred by 72.6K users
Forked by 10.2K users
Languages   Rust 94.8% | Python 2.9% | TypeScript 1.4% | JavaScript 0.3% | Starlark 0.2% | Jupyter Notebook 0.1%
🌐
Reddit
reddit.com › r/openai › can you use codex via api?
r/OpenAI on Reddit: Can you use Codex via API?
September 16, 2025 -

Say I want to pay by usage instead of having to pay the Plus $20/mo subscription. Is there a way to use Codex or CLI like that or must you have a Plus subscription?

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UI Bakery
uibakery.io › blog › how-to-use-codex
How to Use Codex: Usage, Limits, Code Generation & Real Workflows | UI Bakery Blog
November 21, 2025 - Learn how to use Codex, including OpenAI Codex usage tips, limits, Codex CLI onboarding, Cursor integration, API usage, and code-generation workflows.
🌐
Openai
developers.openai.com › codex › sdk
SDK – Codex | OpenAI Developers
If you use Codex through the Codex CLI, the IDE extension, or Codex Web, you can also control it programmatically.