Every developer knows this moment. You have a feature idea. Something genuinely useful AI-generated descriptions, smart categorisation, a natural language search. You open the OpenAI docs, get to the billing page, and quietly close the tab. It happens more than anyone admits. The friction of setting up paid API access kills more prototypes than bad ideas ever do. Here's what I found out the hard way: Google has been giving away free Gemini API access this whole time. No credit card. No 30-day trial. No expiry countdown. Just a real API key connected to real production-grade models. What You Actually Get for Free This is the part that surprised me.…