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HeyGen adds direct S3 asset uploads with larger file limits

HeyGen’s November API changelog describes direct S3 uploads for video, images, PDFs, subtitles, audio and HyperFrames projects. It lists separate size ceilings, including 200 MB for several asset types and 1.5 GB for audio, and optional SHA-256 verification. This is an integration change for production video teams; the exact day is not stated.

HeyGen

HeyGen asset upload API

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Primary source · HeyGen

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