The Hidden Truth Behind GPT-3 Fine-Tuning (and How to Fix Your Models)

Alacran Labs AI
4 min readJul 8, 2024
A person working on a computer with complex code on the screen

Hey there, AI enthusiasts! Today, we’re diving deep into the world of GPT-3 fine-tuning. If you’ve been scratching your head wondering why your fine-tuned models aren’t living up to expectations, you’re in for a treat. I’m about to spill the beans on why your fine-tunes might be falling short and how you can turn things around.

The Great Expectations Gap

Let’s start with the elephant in the room: many of us are expecting ChatGPT-like magic from our GPT-3 fine-tunes. Spoiler alert: that’s not how it works.

Here’s the deal: ChatGPT is like GPT-3’s cooler, more sociable cousin. It’s built on top of GPT-3 but with a ton of extra bells and whistles. When we’re working with the GPT-3 API, we’re dealing with the raw, unfiltered language model. It’s powerful, but it’s not the polished conversationalist you might be used to.

So, what does this mean for your fine-tunes?

  • They might cut off abruptly due to token limits
  • They could ramble on without a clear endpoint
  • The responses might feel less “intelligent” or contextually aware

Remember, we’re working with a sophisticated autocomplete engine, not a fully-fledged chatbot. Adjust your…

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