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SGLang

Partial info

Fast serving engine with structured generation and RadixAttention.

Visit SGLang →DocsGitHub

SGLang is an Apache-2.0 serving engine optimized for high throughput and complex/structured generation, using RadixAttention for prefix caching. It is increasingly used for large-scale open-model serving.

License
Open source (Apache-2.0)
Deployment
Self-hosted
Pricing
Free and open-source; you provide the GPUs.
SDKs / languages
Python, Any (OpenAI API)
Founded
2024

Strengths

  • Excellent throughput
  • Strong structured-output support
  • Prefix caching (RadixAttention)

Limitations

  • You operate the GPUs
  • Newer than vLLM/TGI

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Facts verified 19 July 2026. Neutral summary, not an endorsement; verify current details with the vendor.