Twitter's new API free and basic tiers are either not enough for most developers. On the other hand, the enterprise tier is too costly.

OpenAI's new Assistants API lets developers build "assistants" into apps, leveraging a range of coding and analysis tools.

Here's everything we know "ChatGPT API users can expect continuous model improvements and the option to choose dedicated capacity for deeper control over the models," OpenAI said in a blog post.

OpenAI is also making its web search, file search and computer use tools available directly through the responses API.

API keys are commonly used in web development to integrate third-party services such as mapping, payment processing and social media platforms into applications.

Twitter shut off its free API and it's breaking a lot of apps Even developers who want to pay for the API are having trouble.

And developers shelling out for Twitter's Enterprise API Plan, which starts at $42,000 per month, are experiencing sudden outages and disappointing service considering the money they're paying.