Compare AI tools

	Stable Audio A	GitHub Copilot B	OpenRouter S	Windsurf A
Tagline	Stability AI's open audio model. Loops + SFX + background.	Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.	One API, every model. Pay-as-you-go, no subscriptions.	Codeium's agentic IDE. Cascade agent + strong free tier.
Category	audio	coding	dev platform	coding
Pricing	Free + $12/mo Pro + enterprise	Free (limited) + $10/mo Pro + $19/mo Business	Pay per token — model-dependent	Free + $15/mo Pro
Best for	Game developers, podcasters needing SFX, video creators needing background music.	Teams with GitHub already. Devs who don't want to change IDEs.	Developers experimenting across models. Apps that want fallback logic.	Developers who want Cursor-like power for less money.
Strengths	Open-weight model available Great for loops + game audio + SFX Commercial-use clarity	Great enterprise story Works in your existing IDE Chat + autocomplete	300+ models from one endpoint Automatic fallbacks between providers No subscription — just pay what you use	Cheaper than Cursor Cascade agent for multi-file tasks Solid free tier
Weaknesses	Not for full songs with vocals Shorter generation limits	Less agentic than Cursor/Claude Code Model quality varies	Slight markup over direct API Some provider features not exposed	Smaller community Model selection more limited
Kai's verdict	A-tier for its niche. Different use case than Suno — SFX and loops, not songs.	B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.	S-tier for model-shopping. I use this for every prototype before committing.	A-tier. Close second to Cursor. If $5/mo matters, start here.
Link	Open →	Open →	Open →	Open →