Agent FrameworksOpen Source✦ Free Tier

smolagents

HuggingFace's minimal agent framework

12,000 stars● Health 70ActiveApp Infrastructure

About

Lightweight agent framework from HuggingFace. Agents write Python code as actions rather than JSON, enabling complex multi-step reasoning with minimal overhead.

Choose smolagents when…

  • You want Hugging Face's lightweight agent framework
  • Local or open-source models are central to your stack
  • Minimal dependencies and small surface area matter

Builder Slot

How do your AI calls chain together?Optional for most stacks

The pipeline layer that connects LLM calls, retrieval, and data processing into a workflow

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App Infra
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Hybrid
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Stack Genome Detection

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smolagents

Integrates with (3)

OpenAI APILLM Infrastructure

SmolAgents uses OpenAI's API for its code generation and reasoning steps via a direct model connector.

GPT-4o-powered SmolAgents with strong code generation for the agent's tool-calling and multi-step reasoning.

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Anthropic APILLM Infrastructure

SmolAgents connects to Anthropic's API for Claude-powered code generation and reasoning.

Claude-powered SmolAgents — high-quality code generation with strong instruction following for tool use.

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HuggingFaceLLM Infrastructure

SmolAgents is built by HuggingFace and runs models from the HuggingFace Hub locally or via Inference API natively.

Open-model SmolAgents with no API costs — run fully local or serverless on HuggingFace's hosted inference.

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Pricing

✦ Free tier available

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