# Kryptonian Labs XRPL APIs

> Read-only XRP Ledger data for agents: fees, funded order books, slippage, AMM pools, account summaries and network health. Built for agentic payments: run pre-payment checks on fees, network health and account state before building a transaction. The paid MCP endpoint /mcp/pro: every tool call is paid via x402 in EURC on Solana mainnet (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, mint HzwqbKZw8HxMN6bF2yFZNrht3c2iXXzpKcFu7uBEDKtr), VAT included. Same seven tools as /mcp.

- **Domain**: `api.kriptonianlabs.com`
- **Provider**: Kryptonian Labs (https://kryptonianlabs.com)
- **A2A protocol version**: 1.0
- **Kind**: a2a_agent
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 90%
- **Payment protocol**: x402 · network `solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp` · ≥ $0.005
- **Wallet**: `GEJySUi6LjHwQWKD2BDg3TiGKwhKmBU7JJTjZfk1RD54`

## Skills
- **Fee intelligence** — Current XRPL fee tiers in drops with a congestion score. When to use: Before submitting a transaction, to choose a `Fee` and to decide whether the network is co
- **Latest ledger** — Latest validated ledger index, hash and close time. When to use: To anchor other readings to a ledger or to check how current the network view is. Prefer anothe
- **Network health** — Overall and per-node health of the upstream XRPL nodes. When to use: To decide whether to trust or retry data, or to explain a 503 from another endpoint. Prefer
- **Funded order book** — CLOB order book for a currency pair with unfunded offers removed. When to use: To read executable liquidity for a pair on the XRPL central limit order book (CLO
- **Slippage estimate** — Slippage and average price for buying an amount of base currency. When to use: Before placing a market-style trade, to size it against available depth and to se
- **AMM pool** — AMM pool reserves and trading fee for an asset pair. When to use: To read AMM pool depth and fee for a pair. Prefer another tool: It does not estimate slippage 
- **Account summary** — XRP balance, sequence, owner count, transfer rate and trust lines (capped) for an account. When to use: To inspect an account before building a transaction for 

## URLs
- Agent card: https://api.kriptonianlabs.com/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/api.kriptonianlabs.com
- Documentation: https://api.kriptonianlabs.com/llms.txt