Most big tech firms now boast fun-size versions of their flagship models for this purpose: OpenAI offers both GPT-4o and ...

Newest AI from Chinese startup DeepSeek claims it can outperform leading models for a fraction of the cost. Google Gemini and ChatGPT say proceed with caution.

OpenAI is preparing to release its new lightweight reasoning model o3 mini, which will excel in science, code, and math.