Originally published on AI Tech Connect.
What this guide covers This is about the prompt itself — the message you construct when one of the content blocks is a picture rather than a string. It assumes you already have images arriving from somewhere: a customer uploading a GST tax invoice, a support agent pasting a screenshot, a batch of scanned HMRC correspondence, a photograph of a delivery challan taken on a phone in poor light. It deliberately does not cover ingestion architecture. If you need the surrounding pipeline — rasterisation, queueing, retries, storage — that is the subject of our guide to document extraction with vision language models. If your problem is finding the right page among ten thousand before you prompt at all, that is retrieval, and it is covered in visual document RAG with ColPali. What follows is the…
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