letustalk.ai Docs
Billing & Credits

Top Up Credits

How to add credits to your account.

Adding Credits

  1. Go to Dashboard → Billing (or click the credit balance in the sidebar)
  2. Choose a preset amount ($10, $25, $50, $100) or enter a custom amount
  3. Click to open the Stripe checkout
  4. Pay via credit or debit card
  5. Credits are added to your account within seconds

Minimum top-up amount is $10.

Fee Breakdown

When you top up, a small processing fee is added:

FeeRate
Platform fee6%
Payment processing2%

Example: Top up $100

Base amount:       $100.00
Platform fee (6%):   $6.00
Processing (2%):     $2.12
─────────────────────────
You pay:           $108.12
Credits received:  $100.00

Viewing Transactions

The Billing page shows two tabs:

  • Transactions — All top-ups and deductions with timestamps
  • Usage — Voice call costs with per-component breakdown (LLM, STT, TTS, SIP)

Payment Methods

letustalk.ai uses Stripe for payment processing. Accepted methods:

  • Credit/debit cards (Visa, Mastercard, Amex, Discover)
  • Apple Pay and Google Pay