01STANDARD
STARTER
10MTOKENS
For quick tests and setup
$5SELECT ↗
[ PRODUCT 001 ]
Buy model capacity once. Route every coding agent through a single OpenAI-compatible surface.
Prepaid model tokens. No subscription. No provider juggling. Packs stay available until you use them.
Fabus resolves a public model name into the best available upstream route, checks capacity, and bills one normalized balance.
Issue isolated API keys, set daily and monthly caps, revoke access instantly.
Audit input, output and cached tokens by key, model, hour and request.
Move existing clients by changing one base URL and one model name.
curl https://api.fabus.fun/v1/chat/completions \
-H "Authorization: Bearer fbs_live_..." \
-H "Content-Type: application/json" \
-d '{
"model": "fabus/claude-sonnet-4-6",
"messages": [{"role":"user","content":"Review this diff"}],
"stream": true
}'