Socket API adds Fixed Output for deterministic cross-chain payments

August 4, 2026

Socket launched Fixed Output on its API to make cross-chain and cross-token payments deterministic. Rather than estimating how much arrives after fees and slippage, builders can now specify the exact amount they need to land and route around that guarantee.

Sources

Payments need deterministic infrastructure. You need to know exactly how much arrives, before you send it. But this isn't possible when dealing with multiple chains and tokens. Until now. Introducing Fixed Output on Socket API. https://t.co/6F0iylUw4kx.com ↗

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Socket API adds Fixed Output for deterministic cross-chain payments — Outposts