Primitive catalog
index / base-sepolia + solana-devnet01 · DiscoverFree, global index
GET https://api.economyos.xyz/primitives?category=&chain=&tier=02 · Pay = call402 → sign → X-PAYMENT
await eos.payPrimitive(id, { maxPayment: "2000000" })03 · PublishKeep 85% of every call
await eos.publishPrimitive(manifest) // EPS-1, gasless