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KTransformers vs vLLM: catalog facts
KTransformers	vLLM
Free Free to use; published on GitHub.	Free Free and open source under the Apache-2.0 license.
Linux, Self-hosted	Linux, Command line
Runs very large models by offloading between CPU and GPU Supports LoRA fine-tuning as well as inference	High-throughput serving suited to production-scale local deployments Apache-2.0 licensed and actively developed
Aimed at technical users comfortable with setup and configuration Needs substantial hardware for the largest models	Aimed at developers deploying models rather than casual end users Requires appropriate GPU hardware for good performance
Self-hosted	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: Apache-2.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.