fx (by Vercel) vs. Rovo Dev CLI

Feature	fx (by Vercel)	Rovo Dev CLI

Tagline	Tiny, open, embeddable, native coding agent by Vercel.	AI-powered coding agent for software teams by Atlassian
Website	https://fx.sh	https://atlassian.com/software/rovo-dev
Language	zig	python
Release Date	August 17, 2026	November 21, 2025
Last Updated	August 19, 2026	April 28, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	No	Yes
Git Integration	minimal	deep
Multi-File Editing	Yes	Yes
Auto Test Running	No	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	No
IDE Integration		VS Code, Bitbucket Cloud
Hooks / Extensions	No	Yes
Web Search	Yes	No
Local Model Support	Yes	No
Context Window	Model dependent	Model-dependent
Supported Models	All Vercel AI Gateway supported models, including OpenAI, Anthropic, Google, DeepSeek, z.AI, Moonshot, etc	Atlassian managed models
Pricing Model	Free, BYOK, Usage Based	Subscription
Free Tier	No	Yes
Price Range	0 - $20 / mo / Custom (Vercel AI Gateway)	$20/mo per user
Source Code Availability	Open Source (Apache-2.0)	Proprietary Software
Source Code	https://github.com/vercel-labs/fx	N/A
Development State	active	active