Headless payment engine for game storefronts. Your UI, your art - no overlay, no checkout screen.
unity unreal-engine blueprints base secp256k1 microtransactions meta-transactions usdc eip-712 ue5 eip-3009 http-402 x402 in-game-purchases gasless-usdc rpg-cosmetics sandbox-economy prepaid-tabs off-chain-batching game-storefront
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Updated
Sep 18, 2026 - TypeScript