Node.js developers advised to move slow LLM calls to background queues

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A technical article advises developers to move slow LLM API calls off HTTP request paths. The author recommends using BullMQ queues backed by Redis to handle long-running operations. This approach prevents timeout errors, duplicate requests, and provider rate limit issues. Clients receive immediate job IDs and can track progress via Server-Sent Events. The implementation includes retry policies, concurrency limits, and dead-letter queue handling.

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