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How to get an Ethereum RPC endpoint for your fintech app (2026 guide)
Ethereum's 128-block cutoff traps fintech devs testing on full nodes. This guide covers archive nodes, HTTPS vs WebSocket, pricing, and production config for payment apps.
Learn how to use blockchain infrastructure, RPC endpoints, APIs, and developer tools through hands-on technical guides.
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Ethereum's 128-block cutoff traps fintech devs testing on full nodes. This guide covers archive nodes, HTTPS vs WebSocket, pricing, and production config for payment apps.
