DeepL
The translation engine export teams trust for buyer emails and technical specs.
WritingPublisher-grade AI detection and plagiarism scanning with an API.
Originality.ai targets content publishers: AI detection, plagiarism and fact-reading aid in one scan, built for managing freelance pipelines at volume. Site owners use it to keep AI-written filler out of their catalogue copy.
It is pay-as-you-go with no free tier — pricing reflects the audit use case. Accuracy claims are the strongest in the category, with the usual caveat that detection is never certain.