Alternatives to SmolAgents

Pydantic AI: Python SDK for typed, production-grade AI agents with every model a string swap away.

Open-source agentic AI data assistant for SQL, code, and reports

Open-source Python SDK for building multi-agent workflows with handoffs, guardrails, and sandboxing

Open AI toolkit for loyal, auditable coding agents.

Microsoft's framework for building production-grade agentic AI on Azure, with Python, C#, and Go SDKs and a GA Agent Harness runtime.

Durable execution for workflows & AI agents — no queues or infrastructure

Open-source TypeScript framework for building durable, observable AI agents and workflows.

Developer-first platform to connect APIs, AI, and databases via workflows and agents.

Microsoft's open-source SDK for building production-grade AI agents with plugins, memory, and orchestration.

Microsoft's open-source, code-first agent framework for stateful, data-intensive conversational tasks.

Open-source LLM that turns natural language into API calls for tool-using agents

React frontend stack for building agentic user experiences with generative UI

Agentic AI for the entire DevSecOps lifecycle in GitLab.

China's leading open-source LLM platform with agentic autonomy and full-stack MaaS APIs.

Open-source multi-agent framework for role-based software engineering

Simulation-based AI agent testing that catches hallucinations before production

Open-source framework for building multi-agent AI workflows.

Tessl is the agent enablement platform for governing, testing, and optimizing AI agent skills.

Visual AI agent canvas for infinite-context multimodal creation

Marketplace for ready-made AI agent skills you can run, publish, and monetize.

Open-source desktop AI agent with autonomous learning loop and deep memory

Open-source AI agent with smart routing that cuts token costs 60-80%.

Run any AI coding agent from anywhere — self-hosted, multi-provider, open source.

Self-hosted cloud dev environments with AI governance and agent control for enterprises

Open-source AI agent that automates 20+ messaging platforms with persistent memory.

Open-source, self-hosted AI agent that plans tasks, runs tools, and evolves memory across 10+ channels.

Go-native LLM framework by ByteDance for building production-grade AI applications.