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Cobalt vs Fine

Focuses on building software with AI agents but lacks dedicated cloud compute per task.

Side by side

What it is
Cobalt:Cobalt provides cloud-hosted, isolated development environments for coding agents to run tasks, preview results, and create pull requests.
Fine:Build Software with AI Agents.
Best for
Cobalt:Isolated cloud computers for AI coding agents
Fine:General AI-agent software building
Who it’s for
Cobalt:Software engineering teams using AI coding agents.
Fine:—
Pricing
Cobalt:Freemium
Fine:Free
DevHunt upvotes
Cobalt:3
Fine:75
Launched on DevHunt
Cobalt:Aug 2026
Fine:Jan 2023

Cobalt features

  • Dedicated cloud computer per task. Each coding task runs in its own isolated cloud environment with its own CPU/memory profile.
  • Multi-agent support. Connect Codex, Cursor, Claude Code, GitHub Copilot, Gemini, Grok, Muse Code, OpenCode, Pi and others.
  • Live preview and diff. Agents can launch services, run tests and show a live browser preview with code diffs.
  • Automated Loops. Schedule recurring prompts to run automatically as traceable tasks.
  • Team collaboration. Engineers can watch, steer, review previews and pull requests from the browser.
  • Custom compute profiles. Choose from Starter to X-Large profiles, each consuming credits at a fixed rate.

Fine features

Build Software with AI Agents.

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