open sourceopen source · Apache-2.0last verified September 6, 2026official site ↗
At a glance
100% free and open source under the Apache-2.0 license developed by Microsoft ($0 software cost). Provides distributed training and inference acceleration (ZeRO memory optimizations, MoE, FastGen) for high-scale LLMs.
Self-hosting cost
DeepSpeed is open source under the Apache-2.0 license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.
100% free and open source under the Apache-2.0 license developed by Microsoft ($0 software cost). Provides distributed training and inference acceleration (ZeRO memory optimizations, MoE, FastGen) for high-scale LLMs.
Does DeepSpeed have a free plan?
Yes — DeepSpeed is open source and free to use.
Can you self-host DeepSpeed for free?
DeepSpeed is open source under the Apache-2.0 license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.
What are free or cheaper DeepSpeed alternatives?
Cilium, OrbStack, Ray are in the same category with a free plan or open-source license.
pricing is editorial catalog data (last verified September 6, 2026) — vendors change plans; confirm on the official site before you buy. Reuse this data under CC-BY 4.0 via /data.