Live · Non-profit
Free forever / 2026
Powerful AI.
Actually free.
O4.8 is a non-profit chat front-end for Claude Opus 4.8 and friends. Every account gets 5,000 credits a month, free. No paid plan, no upsell, no catch — sign in and talk.
5,000credits / month
$0forever
3models live
Non-profitby design
§ 01 — The Models
Pick your brain.
Claude Opus 4.8
The heavyweight. Best for hard reasoning, code, and long writing.
Claude Sonnet 4.6
Balanced and quick. A great everyday default.
Claude Haiku 4.5
Fast and light. The cheapest way to keep chatting.
Fable-5
A new model joining the roster.
§ 02 — How it works
Three steps.
1 · Create a free account
Email, name, a username. You get an auto-generated user ID and personal key.
2 · Open the chat & pick a model
Heavier model, more credits. Lighter model, fewer. Switch anytime.
3 · Spend up to 5,000 / month
It refills automatically every month. That's the whole deal.