Why I Went All-In on BYOK for Hey Help (and What That Actually Means)
Most AI tools make you pay for the same thing. Again. And again.
You try three different apps. They all use GPT-4 under the hood. And you get charged three times. That always felt off to me. So when I started building Hey Help, I knew I wanted to take a different route.
That’s why Hey Help is fully BYOK: Bring Your Own Key.
Instead of hiding the model behind our backend and quietly billing you for tokens, we let you plug in your own API key: OpenAI, Claude, Gemini, whatever works for you.
Yes, it’s a bit technical. But the benefit? Surprisingly human.
So… what is BYOK?
If you haven’t come across it before, BYOK just means:
You connect your own API key from your chosen AI provider to the tool you’re using.
For Hey Help, that means:
You get to choose the model (GPT-4, Claude, Gemini…)
You pay exactly what the provider charges (no markups)
You can use the same key across multiple tools
It gives you control, transparency, and flexibility. Without getting locked into a vendor’s backend or pricing model.
Why I chose BYOK for Hey Help
I’ve been building email tools for a while - first with Drag, which has 200K+ users, and now with Hey Help. So I’ve seen the costs of AI scale up quickly, especially when you're bundling usage behind the scenes.
With BYOK:
I don’t need to overprice the product to protect against unpredictable usage
You don’t get surprise charges or opaque limits
We both get a simpler, fairer system
And bonus: it makes the infrastructure lighter and easier to maintain, which means I can ship faster.
Real-world example
Let’s say you use:
A meeting notes tool (using GPT-4)
A customer support assistant (also GPT-4)
Hey Help (yep… GPT-4 again)
Without BYOK: Each app charges you separately for GPT-4 . You end up paying 3x for the same thing.
With BYOK: You plug your key into all of them. You pay once. You control how those tokens are used.
Is BYOK only for devs?
Not at all. At Hey Help, I wanted this to be accessible for non-technical users too.
We built a super simple flow:
Pick your provider (OpenAI, Gemini, Claude…)
Generate your API key (we give you step-by-step help)
Paste it into Hey Help. Done.
It takes under 2 minutes. You never touch the backend. You’re just in control.
Final thoughts
I didn’t choose BYOK just because it’s trendy. I chose it because I genuinely believe it’s the more honest way to build AI products — especially for folks like us building in public, scaling lean, and wanting control over what we pay for.
I’d love to hear what you think — is BYOK the future of AI tools?
Have you tried it in your own projects? Drop your thoughts or questions — I’m building this in public and learning as I go.
—
Duda
Founder @ Hey Help
