Compare AI tools

	OpenRouter S	GitHub Copilot B	Fathom S	Flux (Black Forest Labs) A
Tagline	One API, every model. Pay-as-you-go, no subscriptions.	Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.	Meeting notes, free forever for individuals.	Open weights + strong photorealism. The open-source answer.
Category	dev platform	coding	meeting	image
Pricing	Pay per token — model-dependent	Free (limited) + $10/mo Pro + $19/mo Business	Free for individuals + $15-$29/user/mo teams	API + open weights (Schnell is Apache 2.0)
Best for	Developers experimenting across models. Apps that want fallback logic.	Teams with GitHub already. Devs who don't want to change IDEs.	Solo operators, freelancers, small teams on a budget.	Developers + power users who want control and privacy.
Strengths	300+ models from one endpoint Automatic fallbacks between providers No subscription — just pay what you use	Great enterprise story Works in your existing IDE Chat + autocomplete	Unlimited free tier for solo use Strong summaries + action items Works in Zoom, Meet, Teams	Runs locally on a beefy GPU Very photoreal Best open-weight model
Weaknesses	Slight markup over direct API Some provider features not exposed	Less agentic than Cursor/Claude Code Model quality varies	Bot-joining model Team features gated	Harder to use than hosted tools Needs infra
Kai's verdict	S-tier for model-shopping. I use this for every prototype before committing.	B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.	S-tier for solo + free. The best free option, hands down.	A-tier. S-tier if you self-host. The reason open-source image gen matters.
Link	Open →	Open →	Open →	Open →