https://techcrunch.com/2023/04/25/a-developer-exploited-an-api-flaw-to-provide-free-access-to-gpt-4/ > A developer is attempting to reverse-engineer APIs to grant anyone free access to popular AI models like OpenAI’s GPT-4 — legal ramifications be damned. > The developer’s project, GPT4Free, blew up on GitHub over the past several days after links to it from Reddit went viral. At present, GPT4Free provides — or at least appears to provide — free and nearly unlimited access to GPT-4, as well as GPT-3.5, GPT-4’s predecessor.