Why Infura's Daily Credit Cap Can Cause Hours-Long Outages for dApp Developers

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Infura, a widely used Ethereum RPC provider, meters API access through daily Compute Unit quotas that hard-stop all requests once the limit is reached, rather than billing for overages. When the daily cap is hit, apps begin returning errors and remain down until the quota resets at midnight UTC, potentially leaving users without service for several hours. This contrasts with providers like Alchemy, which automatically charge for usage beyond the plan limit, keeping apps online at the cost of a larger bill. Infura supports around 30 chains with strong Ethereum and Linea coverage but lacks support for Solana, Cosmos, Bitcoin-family, and many newer networks. Developers with bursty, high-growth, or multi-chain traffic are considered most at risk from the hard-cap failure model.

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