head to head/Developer Tools

Send21 vs Zerouter

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.

Zerouter

Zerouter: Cheap Claude Code API & OpenRouter Alternative

community boosts

⚡ 0

pricing

Paid

what it is

One API key for Claude, GPT, Gemini, Grok and Kimi K3 in Claude Code, Codex and Cursor. Pay per 1M tokens, up to 93% below list price. No subscription, no model swaps.