Blog
Notes on building
with digital assets.
Product updates, security deep dives and practical guides from the team that builds Valtu.
bitcoin · payouts
Stuck Bitcoin payouts: how replace-by-fee gets them moving
When Bitcoin fees jump after a payout is sent, it can sit unconfirmed for hours. Replace-by-fee resends the same payment with a higher fee, without paying twice.
payouts · developers
Sending crypto payouts at scale: batches, approvals and limits
Paying hundreds of sellers or employees in USDT is mostly an operations problem: never paying twice, getting the right people to approve, and keeping a wallet's queue moving.
developers · payouts
Never pay twice: retry-safe payouts with externalId
Timeouts happen. With one field, a retried payout returns the original instead of sending the money again. How idempotency works in the Valtu API, including batches.
security · payouts
How a payout gets signed: policy, approvals, enclave
Every payout on Valtu takes the same path: your policies decide, your team approves with passkeys, and only then does the enclave sign. Here is each step.
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