DeepL

DeepL is a Language AI company founded in 2017. It develops neural machine translation and related tools designed to produce human-sounding output with attention to accuracy, context and nuance. Its technical work spans machine translation, natural language processing, neural networks, AI writing assistance, speech and voice AI, and AI agents, with model training that combines human guidance with modern neural network methods.

The product suite comprises four items. DeepL Translator is a neural machine translation service used by more than 200,000 businesses. DeepL Write helps professionals improve written communication. DeepL Voice addresses spoken communication across languages, and DeepL Agent assists professionals with language tasks. The company serves organisations globally, across cultures, markets and languages, with particular focus on life sciences, legal, finance, healthcare and other regulated or critical industries.

Security is a central engineering constraint. DeepL's platform is certified to ISO 27001 and SOC 2 Type II, and complies with HIPAA and GDPR. The stated mission is to break down language barriers and change how global teams work together; internal emphasis falls on trust, data privacy, technical precision, and helping professionals work faster and more accurately.