AI model and infrastructure insights

Insights, page 26 of 95

How-to guides

How Does Gemini AI Work?

Learn how Gemini turns context into responses, what Google documents about Gemini 4 Argon, and how to check API fit for a production workload.

Model APIs

ChatGPT o3 Model: Capabilities, API Status, and Replacements

OpenAI o3 was built for complex reasoning across text and images, but it is deprecated in the API and no longer available in ChatGPT. Review its documented capabilities and historical pricing, then compare current API model candidates for your workload.

How-to guides

How to Access Gemini 3: App and API

Choose between general Gemini app access and the Gemini API. Includes a Python example using the stable Gemini 3.8 Flash model, with current pricing and app-model mapping caveats.

How-to guides

How to Create a Custom GPT in ChatGPT

Check whether your ChatGPT account or workspace can create a GPT, then configure, test, save, and share it—or use the API to build an assistant into your own application.

Pricing and plans

How much is ChatGPT 4? ChatGPT and API prices explained

ChatGPT Plus is $20 per month, but that price is not a purchase of GPT-4. OpenAI retired GPT-4o, GPT-4.1, and GPT-4.1 mini from ChatGPT in February 2026. See the separate GPT-4o API rates and what its deprecated status means.