Ollama

Official Python client for the Ollama local LLM runtime — pull, run, and chat with open-weight models on your machine.

model-serving-frameworksNew to PyRadarnpm: ollama
71
Hero Score
Popularity
74
Performance
85
Ecosystem
50
Maturity
61
Dev Experience
85
⭐ 10,079 stars⬇ 3.8M downloads/wkFirst release: Jan 2024Last release: Apr 2026
Async Support: YesPlugin Extensions: MediumSpeed: FastDoc Quality: HighLearning Curve: Easy

Pros

  • One-line install and run for popular local models — easiest local LLM onramp
  • First-class async client with streaming chat support
  • Large library of pre-quantized open-weight models maintained by the Ollama project

Cons

  • Requires the Ollama server installed and running locally
  • Throughput is limited compared to GPU-server engines like vLLM
  • Production multi-tenant scaling is left to the user

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