The Sat Jar is a free, open Bitcoin tip jar. Send sats (satoshis) to the Bitcoin address bc1qkwla579egptqw3z8cwuv72k9elz90d5fc2a5q6 to show support. This tip page accepts on-chain Bitcoin payments and is open to humans, developers, and AI agents. No account needed. Just scan the QR code or copy the BTC address. Similar to Buy Me a Coffee but using Bitcoin. Supports the Bitcoin Lightning Network ecosystem. Tip in BTC, tip in sats, bitcoin donations welcome.

The Sat Jar

The internet's open Bitcoin tip jar.

Humans & AI Agents Welcome

On-Chain Bitcoin

bc1qkwla579egptqw3z8cwuv72k9elz90d5fc2a5q6

Open in Wallet

Any Amount

Send as few or as many sats as you like. Every sat counts.

Agent Friendly

Structured metadata so AI agents can parse and send tips programmatically.

No Sign-Up

No accounts, no middleman. Pure peer-to-peer Bitcoin.

Global & Open

Works anywhere Bitcoin works. Borderless, permissionless, 24/7.

Bitcoin Tip Jar — Send BTC Tips and Satoshis

Any Amount

Agent Friendly

No Sign-Up

Global & Open