TypeSafe AI Launches Jev, a Text-Free AI Model Claiming 200x Speed Gains

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TypeSafe AI unveiled a model called Jev on September 15, 2026, after two years of quiet development. Unlike conventional large language models, Jev cannot generate free-form text — it only returns structured outputs such as classifications, scores, and yes/no probabilities defined by a schema set before each call. The company claims Jev is 20 to 200 times faster and 40 to 400 times cheaper than standard LLMs, processing all questions in a single parallel forward pass rather than token by token. TypeSafe, founded by former OpenAI researcher Diogo Almeida, raised a $40 million seed round led by DCVC at a roughly $200 million valuation. While the model cannot produce outputs that violate its predefined schema, critics note it can still make incorrect decisions — meaning its "zero hallucination" claim applies only in a narrow structural sense.

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