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AI Services · Models & data

LLM Development

Large language models can read, write and reason over text, but they need engineering around them to be dependable. We build LLM applications with structured prompts, retrieval, evaluation and cost control.

Illustration of LLM DevelopmentAnswersource [2]PromptRetrievalEvaluation suiteCost
Focus
Applications and pipelines built on large language models.
Building blocks
Hosted and open models · Structured output · Vector search · Evaluation frameworks
Suits
Teams turning language-heavy work into software

Built around your business.

We pick the model to fit the task and the budget, and we keep the design portable, so a provider change doesn't force a rewrite.

What we deliver.

  1. 01

    Prompt and output design

    Structured prompts and schemas that give consistent, checkable output.

  2. 02

    Retrieval and context management

    Feeding the model the right information at the right time.

  3. 03

    Evaluation suite

    Test cases and scoring that show whether changes improve or harm quality.

  4. 04

    Cost and latency tuning

    Model choice, caching and batching so the system is fast and affordable.

Where it's used.

Summarization and extraction

Turning long documents and conversations into structured records.

Question answering over documents

Answers grounded in your manuals, policies or knowledge base.

Drafting and rewriting

Generating first drafts within style and compliance rules.

How we work.

  1. 01

    Discover

    We agree the problem, the data available and how success will be judged.

  2. 02

    Prove

    A small, testable version on your own data shows what works before larger spend.

  3. 03

    Build

    Production engineering: integrations, safeguards, review steps and monitoring.

  4. 04

    Improve

    We measure real usage, fix what falls short and keep quality and cost in check.

Best fit.

  • Teams turning language-heavy work into software
  • Products adding text understanding or generation
  • Companies comparing model providers

Why Q3 Labs.

Senior people on the work
You work with the specialists doing the project, not a hand-off to a junior team.
Marketing and engineering together
Design, development, data and growth sit in one team, so a solution is built with adoption in mind.
Plain reporting, no lock-in
Clear progress reporting and no long-term contracts. You keep ownership of your assets and accounts.

Frequently asked questions

Talk to us about LLM Development.

Tell us what you're trying to achieve. We'll tell you how we'd approach it, and whether Q3 Labs is the right fit.

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