Compare AI tools

	GitHub Copilot B	Symphony A	Midjourney S	Luma Dream Machine A
Tagline	Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.	OpenAI's open-source daemon that turns your Linear board into an always-on coding agent factory — tickets go in, pull requests come out.	The aesthetic gold standard for AI image generation.	Smooth, cinematic motion. Image-to-video specialist.
Category	Coding	Agents	Image	Video
Pricing	Free (limited) + $10/mo Pro + $19/mo Business	Free (open-source)	$10-$120/mo	Free + $10-$500/mo
Best for	Teams with GitHub already. Devs who don't want to change IDEs.	Engineering teams already using Linear + OpenAI Codex who want to stop babysitting agent sessions and instead let the issue tracker drive autonomous coding at scale.	Anyone who wants beautiful images without thinking about prompts.	Photographers animating stills, cinematic b-roll.
Strengths	Great enterprise story Works in your existing IDE Chat + autocomplete	Fully autonomous ticket-to-PR pipeline: every open Linear issue gets its own isolated Codex agent without manual supervision Fault-tolerant Elixir/OTP architecture automatically restarts crashed agents and manages hundreds of concurrent runs WORKFLOW.md keeps all orchestration policy version-controlled inside the repo, so agent behavior is reproducible and reviewable like code Proven internal results: OpenAI reported a 500% increase in landed PRs on some teams within three weeks Open spec encourages community re-implementations in any language, not just Elixir	Best-in-class art direction v7 is stunning Great style consistency	Best image-to-video in the category Great camera motion control Ray 2 model produces striking shots
Weaknesses	Less agentic than Cursor/Claude Code Model quality varies	Currently only supports Linear as an issue tracker — GitHub Issues and Jira integrations are not yet official Only OpenAI Codex is officially supported as the agent runtime; other model integrations are community-contributed and incomplete Self-hosted, Elixir-dependent engineering preview with no built-in sandboxing — not suitable for untrusted or production environments out of the box	No free tier Discord-first UX (web now available) Less controllable than ComfyUI	Prompt fidelity below Runway Queue times on free tier
Kai's verdict	B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.	Symphony is the most architecturally serious 'issue tracker as control plane' approach yet — 15K GitHub stars in weeks confirms the idea resonates — but it's still a rough, self-hosted engineering preview that demands Elixir chops and a Linear-only workflow. (Verdict pending Phi's full review.)	S-tier for aesthetics. If you care how it looks more than how it's made, this wins.	A-tier. Best for cinematic image-to-video. Pair with Runway for coverage.
Link	Open →	Open →	Open →	Open →