Fine vs Magma | Open Source Typescript Framework for Building AI Agents

Fine focuses on building AI agents with a higher-level UI, while Magma provides a low-opinion code-first framework.

Side by side

What it is: Fine:Build Software with AI Agents.; Magma | Open Source Typescript Framework for Building AI Agents:Magma is an open-source TypeScript framework for building AI agents with minimal boilerplate.
Best for: Fine:Code-first AI agent development; Magma | Open Source Typescript Framework for Building AI Agents:Low-opinion AI agent framework
Who it’s for: Fine:—; Magma | Open Source Typescript Framework for Building AI Agents:Developers building custom AI agents who want control and observability.
Pricing: Fine:Free; Magma | Open Source Typescript Framework for Building AI Agents:Open source
Open source: Fine:—; Magma | Open Source Typescript Framework for Building AI Agents:Yes, 99 GitHub stars
Works with: Fine:—; Magma | Open Source Typescript Framework for Building AI Agents:OpenAI, Anthropic, Groq, Express
DevHunt upvotes: Fine:75; Magma | Open Source Typescript Framework for Building AI Agents:2
Launched on DevHunt: Fine:Jan 2023; Magma | Open Source Typescript Framework for Building AI Agents:Oct 2025

Build Software with AI Agents.

Simple API. Create agents with a few lines of TypeScript and class inheritance.
Provider Flexibility. Switch between OpenAI, Anthropic, Groq without code changes.
Tool Decorators. Add callable tools to agents via @tool and @toolparam annotations.
Middleware. Inject custom logic before/after completions or tool execution.
Job Scheduling. Define cron-style jobs that run automatically within agents.
Hooks & API Exposure. Expose agent methods as HTTP endpoints using @hook.
Observability. Built-in logging of agent actions, usage, and error handling.
MagmaDeploy. One-click deployment of agents to the hosted MagmaDeploy platform.

Based on each tool's website and DevHunt data. Details may change; check the official sites.