
nat.dev
GPT playground
nat.dev launched on March 15, 2023 with 10 votes, #1,903 of 5,007 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
An open playground for GPT models.
A few things about me
Does a similar job
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Hello Hacker News community, Wanted to share a project I started working on during my spare time and was then discovered by many in the open source community last week. GPT Engineer’s mission: Be the open platform for devs to tinker with and build their personal code-generation toolbox. I believe it's key for us devs to engage in how building software can and will change. You can find more info about the flexible technical "philosophy" to make it work well, and the community we want it to become on github: https://github.com/AntonOsika/gpt-engineer The project is still in…
gpt-realtime-1.5 by OpenAIFeb 2026 · developers.openai.com · ▲304Tighter instruction adherence in speech agents
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