Freebuff
Freebuff needs no API Key and has no custom endpoint configuration — the reason and the alternatives
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Freebuff's selling point is "no subscription, no credits, no API Key": models come from a built-in catalog and the cost is borne by its own account system. So it has no Base URL or key configuration, and cannot be connected to aicentos.
Why it cannot connect directly
The official README states plainly No subscription, credits, or API key required, and the configuration has no fields such as baseUrl or apiKey.
Its desktop edition can host an already-installed Claude Code or Codex and reuse those tools' own provider accounts — but there it is the hosted CLI that decides the model, not Freebuff's own model configuration. To take that route to aicentos, configure it inside the hosted CLI (see Claude Code and Codex CLI).
Configuration to fill in
| Field | Value |
|---|---|
| API Key | The key created in the console |
| Base URL | https://aicentos.com/v1 |
| Model | A model name from the Model Gallery in the console |
The table above lists the generic aicentos-side parameters, for use with the alternatives below.
Alternatives
- Want a terminal coding agent: Craft Agent, Gajae Code, Oh My Pi.
- Want free credit to test the water first: use the trial credit in the console, and once you are sure the models fit, move to a client that supports custom endpoints.
- Only want its desktop shell to host another CLI: configure aicentos on the Claude Code / Codex CLI side.
Test
After switching to any of the alternative clients, send one prompt to confirm connectivity, then check usage back in the console.
Notes
- "Free" means the model is not selectable and the provider cannot be changed, so do not go looking for settings on the assumption that it is configurable.
- The official notes mention that some restricted regions, or turning on a VPN, get rate limited.