---
title: "Discussion on \"Three AI APIs Now Look Almost Compatible. They Still Aren’t Interchangeable.\" | Hashnode"
description: "Discussion on \"Three AI APIs Now Look Almost Compatible. They Still Aren’t Interchangeable.\". OpenAI, Claude, and Gemini now look surprisingly similar at the API level. In some cases, switching providers requires little more than changing an API key, a base URL, and a model name.\nBut this comp"
url: "https://hashnode.com/posts/three-ai-apis-now-look-almost-compatible-they-still-aren-t-interchangeable/6a55db195930630cc5ded5d3"
---

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# [Three AI APIs Now Look Almost Compatible. They Still Aren’t Interchangeable.](https://sarahtokenbay.hashnode.dev/three-ai-apis-now-look-almost-compatible-they-still-aren-t-interchangeable?utm_source=hashnode&utm_medium=feed)

OpenAI, Claude, and Gemini now look surprisingly similar at the API level. In some cases, switching providers requires little more than changing an API key, a base URL, and a model name. But this comp

Jul 14 · 4 min read · sarahtokenbay.hashnode.dev  
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## Written by

[Sarah Pan](https://hashnode.com/@sarahpan)

@sarahpan · Los Angeles, USA

  
[View profile](https://hashnode.com/@sarahpan)

Software engineer exploring AI, games, and creative workflows.

TokenBay Engineer Keep working on AI, Games and dogs

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