Machine payments enable AI agents and developers to pay for blockchain data per request using USDC — no API key, no subscription, no human in the loop. Allium supports two machine payment protocols:Documentation Index
Fetch the complete documentation index at: https://docs.allium.so/llms.txt
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| Tempo MPP | x402 | |
|---|---|---|
| Complexity | One function call | Manual 402 flow |
| Best for | Quick integration, agents | Full control, custom signing |
| Setup | Install SDK + private key | Privy wallet + signing logic |
Protocols
Tempo MPP
The simplest path — one function call handles the entire payment flow
x402
Full manual control over 402 negotiation, EIP-712 signing, and payment
Agent Skills
Don’t want to manage payment code? Install pre-built agent skills and let your AI agent query blockchain data with automatic payment.Agent Skills
Set up machine payments with AI agents in one command
Endpoints & Pricing
Endpoints & Pricing
All payment-enabled endpoints, pricing, rate limits, and error codes