Unsloth fits DeepSeek's 552B model into a 250GB local download

The 1-bit GGUF requires at least 128GB of memory, and Unsloth's 88.2% figure measures token agreement on one test set, not general benchmark accuracy.

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Why it matters

Developers can run DeepSeek's latest snapshot without sending prompts to its API, but the 250GB download and 128GB-plus memory requirement confine local use to high-end systems.

Unsloth AI (@UnslothAI): DeepSeek V4.1-Flash-1017 can now run locally! 🐳 We made 1-bit retain ~88.2% accuracy while shrinking size from 508GB to 250GB (−52%). Run o — DeepSeek V4.1-Flash-1017 can now run locally!

Unsloth AI published a 1-bit GGUF version of DeepSeek's V4.1-Flash-1017 on October 19th, saying it can run locally on systems with at least 128GB of memory. Its smallest listed build is 250.4GB, down from 508.4GB for the 8-bit version, according to Unsloth's guide.…

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