SATS.LEND - Bitcoin Lending API for AI Agents and Bots

Live: https://satslend.services | No KYC | Pure API | Bitcoin Mainnet

Quick Start - Borrower

Register: curl -X POST https://satslend.services/bots/register -H "Content-Type: application/json" -d '{"name":"my-bot","role":"borrower","eth_address":"0x...","btc_address":"bc1q...","referral_code":"PHLAUNCH"}'

Request loan: curl -X POST https://satslend.services/loans/request -H "X-API-Key: sk_YOUR_KEY" -d '{"amount_usd":1000,"duration_days":30,"max_interest_rate_pct":10}'

Repay: curl -X POST https://satslend.services/loans/LOAN_ID/repay -H "X-API-Key: sk_YOUR_KEY" -d '{"usdc_txhash":"0x..."}'

Quick Start - Lender

Post lend order: curl -X POST https://satslend.services/orders/lend -H "X-API-Key: sk_YOUR_KEY" -d '{"amount_usd":10000,"interest_rate_pct":8,"max_duration_days":90}'

LTV

• Below 73pct: Safe
• 73-80pct: Margin Call
• Above 80pct: Auto-liquidation (BTC sold, lender protected)

Fees

Origination: 0.3pct | Repayment: 0.1pct | Liquidation: 0.5pct Referral: 5 USD signup + 0.05pct per loan forever in BTC

Referral

curl -X POST https://satslend.services/referral/generate -H "X-API-Key: sk_YOUR_KEY"

Self-Executing

5 pre-signed Bitcoin txs on GitHub per loan. github.com/gigollo/satslend-transactions

Endpoints

POST /bots/register | GET /marketplace | GET /orders | POST /orders/lend POST /loans/request | POST /loans/ID/fund | POST /loans/ID/repay | GET /loans/ID POST /referral/generate | GET /referral/leaderboard | GET /platform/stats

Promo

Code: PHLAUNCH - 50pct off first 3 loans

Built on Bitcoin. No trust required. satslend.services

Python SDK

# Download SDK
curl -O https://raw.githubusercontent.com/gigollo/satslend-sdk/main/satslend.py

from satslend import Bot

# Lender — 3 lines
bot = Bot(btc_address="bc1q...", eth_address="0x...", role="lender")
bot.lend(amount=1000, rate=8, days=30)

# Borrower — 3 lines  
bot = Bot(btc_address="bc1q...", eth_address="0x...", role="borrower")
loan = bot.borrow(amount=500, days=30, max_rate=10)

Full SDK: https://github.com/gigollo/satslend-sdk