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Automation guide

How to Automate Document Summarisation with ChatGPT / GPT-4o (OpenAI)

Convert long-form documents, reports, and research papers into structured summaries with key takeaways.

The problem

Professionals in legal, finance, research, and consulting receive 50-100 pages of documents they need to act on quickly.

The outcome

Any document summarised with key points, decisions, and questions within 60 seconds. Analysts can read 10x more.

The tool

ChatGPT / GPT-4o (OpenAI) — OpenAI's GPT-4o is the most widely deployed LLM.

How it works — step by step

  1. 1

    Document uploaded or received via email/Slack

  2. 2

    AI reads full document and extracts structure

  3. 3

    Summary generated with key points, decisions, and open questions

  4. 4

    Summary delivered in original channel with link to full document

About ChatGPT / GPT-4o (OpenAI)

OpenAI's GPT-4o is the most widely deployed LLM. Excellent function calling, vision, and broad general capability.

Strengths

  • Function calling
  • Vision / multimodal
  • Broad ecosystem
  • Structured outputs

Pricing

Per token — gpt-4o: $2.50/$10 per 1M tokens in/out

Documentation ↗

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Want this in production?

Altor builds document summarisation automation for US B2B companies.

We don't hand off code and disappear. We connect to your live systems, ship to production in 3 weeks, and stay until the system delivers measurable impact. Any document summarised with key points, decisions, and questions within 60 seconds. Analysts can read 10x more.

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