head to head/Developer Tools

Send21 vs Urlsome

Neck and neck on boosts. Profiles, pricing and deals below.

Send21

Try a crypto pay link on testnet, no account

community boosts

⚡ 0

pricing

Freemium

what it is

Make a real test payment from your own wallet on Bitcoin, Solana, Ethereum, Base, Arbitrum and Polygon test networks. No account, no email.

Urlsome

URL shortener for ChatGPT, Claude and MCP

community boosts

⚡ 0

pricing

Freemium

what it is

Shorten links in ChatGPT, Claude or your own AI agent, change where they go later, see the clicks, and share links and files behind a password. A URL…