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Cobalt vs Fine
Focuses on building software with AI agents but lacks dedicated cloud compute per task.
Which to pick
Pick Cobalt if you want…
- Isolated cloud computers for AI coding agents
Pick Fine if you want…
- General AI-agent software building
- Open-source code (finehq/fine on GitHub)
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
- Open source
- Cobalt:—
- Fine:Yes
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.
Cobalt vs Fine FAQ
Is Cobalt or Fine free?+
Cobalt has a free plan and paid plans. Fine is listed as free on DevHunt.
Is Cobalt or Fine open source?+
Fine is open source (finehq/fine on GitHub). DevHunt has no public source repository on record for Cobalt.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.