SR&ED for AI and Machine Learning Companies

AI and machine learning development is fundamentally experimental — that's what makes it one of the strongest categories for SR&ED eligibility. If your team is training models, tuning architectures, or solving inference problems that existing frameworks can't handle, you likely have a strong claim.

Why AI work commonly qualifies

Machine learning is inherently iterative and uncertain. Choosing a model architecture, selecting training data, tuning hyperparameters, and optimizing inference pipelines all involve genuine technological uncertainty. CRA has consistently recognized that AI/ML development involving systematic investigation of technical unknowns is SR&ED-eligible.

AI and ML work that typically qualifies

AI work that is less likely to qualify

Documenting AI SR&ED work

AI and ML work often generates excellent evidence — the challenge is organizing it in a way CRA can follow:

Common questions

Does fine-tuning a foundation model like GPT or LLaMA qualify?

Standard fine-tuning on new data using documented procedures generally doesn't qualify. However, if fine-tuning required resolving genuine technical challenges — custom training loops, novel data preprocessing, or overcoming well-documented failure modes — that specific investigative work may be eligible.

Can cloud GPU and compute costs be claimed?

Lease costs for equipment used primarily in SR&ED — including cloud compute used directly in qualifying experiments — can be claimed. The compute must be directly tied to SR&ED work.

Is prompt engineering eligible for SR&ED?

Routine prompt engineering and LLM integration work generally does not qualify. If your team systematically investigated novel prompting architectures or approaches where no documented solution existed, that work may meet the threshold.

Related SR&ED guides

SR&ED for Software Companies Documentation Guide What is SR&ED? CRA Form T661 Guide

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