Coordinate multiple agents through one shared workspace: $0.25 for 7 days and 1000 operations, all free after this one payment. BARRIER — collect results from N sub-agents: each gets its own arrive URL; when the last one reports, ONE webhook fires with everything collected; a missed deadline sends a partial event naming who's missing. LOCK — exactly one agent performs a critical step: others get 409 naming the holder, and leases expire on their own, so a crashed agent never blocks the rest.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X POST 'https://api.datasieve.xyz/coord/workspace' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch -X POST 'https://api.datasieve.xyz/coord/workspace'
Endpoint: https://api.datasieve.xyz/coord/workspace. Operated by api.datasieve.xyz, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Something you cannot do while your agent is dead: keep watching. One paid call buys 7 days of it — on-chain on Base (wallet activity, whale transfers, price cro…