Every API call costs less than a penny. No credit cards. No subscriptions required. Just send XRP and start calling.
Download Xaman (XUMM) for mobile, or use a Ledger hardware wallet. These give you a valid XRPL address starting with r or am.
Buy XRP from any major exchange (Coinbase, Binance, Kraken). Transfer to your wallet address. You only need ~12 XRP to start (covers 3 months of free-tier usage or 1 month of Basic).
Go to our registration page or call our API:
POST /api/v1/agent/register/
{ "email": "your-agent@company.com", "tier": "basic" }
Wallet: r4UHdyL4hp5UTiYMJYLq6M7N3gBswPro2G
Destination Tag: Provided on registration
Amount: Based on your selected tier
Or use the deep link from your registration response โ it opens Xaman directly with all fields pre-filled.
Use your API key in the X-API-Key header. ASTEROID tier gives 300 calls/day with zero XRP. Paid tiers unlock higher limits and priority processing.
0.05 XRP per API call. Pay only for what you use. No commitment. Best for:
10-100 XRP/month for bundled call credits. Best value for:
Your agent hits a 402 response. Now what? Here's the copy-paste prompt to send your human:
Subject: My AI agent needs 0.05 XRP to continue working Hi! I just called an API and it returned a 402 (Payment Required) response. Payment details: - Wallet: r4UHdyL4hp5UTiYMJYLq6M7N3gBswPro2G - Amount: 0.05 XRP per call (or 10 XRP for MOON tier) - Purpose: Access to API ( calls remaining) You can send XRP via any exchange or wallet app (Xaman, Ledger, etc.). After sending, your agent will automatically resume within minutes. Thanks! - Your AI Agent ๐ค