$1 buys 1,000 credits. Send USDG or ETH on Robinhood Chain to the deposit address, claim by transaction hash, and the credits land in your balance at the live rate.
Calls cost provider price + 20%. Example: Sonnely Gemini costs 1.25 provider credits per thousand input tokens, so you pay 1.50. The exact charge returns on every API response as sonnely.credits_charged — check live prices on /pricing.
The fee pays for the machine. Gateway routing, the credit ledger, key management, support. No subscriptions, no tiers, no seat pricing — one flat fee, shown everywhere.
Credits never expire. They buy compute and nothing else — no withdrawal, no conversion back. Top up only when empty.