AI Frontend Generator Comparison.md

Metric	Lovable	Replit	Vercel v0	base44	Cursor	GitHub Copilot	Claude Code
Website	lovable.dev	replit.com	v0.dev	base44.com	cursor.com	github.com/copilot	https://www.claude.com/product/claude-code
Generated output	https://speakit-core-mvp.lovable.app	https://10609a1a-c1a1-4f69-8816-e84db3d05d38-00-efwvfsaqwnb.worf.replit.dev/	https://v0-speakit-mvp-build.vercel.app/	https://speakit-52ac2ce2.base44.app/	-	-	-
Backend Functionality	Yes, on request, Supabase DB, Auth integrated	Yes, connected to Firebase	Yes	Yes, own implementations	Yes, partial implementation	Yes, partial implementation	Yes
Performance	Mobile: 98 Desktop: 100	Mobile: 54 Desktop: 55 (Dev version)	Mobile: 92 Desktop: 93	Mobile: 84 Desktop: 88	Mobile: 84 Desktop: 100	Mobile: 98 Desktop: 100	Mobile: 98 Desktop: 100
Code Quality lizard → LOC, Complexity	NLOC: 4182 AvgCCN: 2.1 Avg.token: 47.2 Fun Cnt: 250 Well organised; Code modern; No Tests included	NLOC: 5368 AvgCCN: 1.9 Avg.token: 44.3 Fun Cnt: 296 Well organised but somewhat unusual; Code modern; No tests included	NLOC: 1886 AvgCCN: 2.4 Avg.token: 43.1 Fun Cnt: 117 Well organised; Code modern; No tests included	-	NLOC: 1433 AvgCCN: 2.3 Avg.token: 41.3 Fun Cnt: 114 Well organised; Code modern; no tests included	NLOC: 614 AvgCCN: 3.5 Avg.token: 50.6 Fun Cnt: 54 Well organised; Code modern; no tests included	NLOC: 614 AvgCCN: 3.5 Avg.token: 50.6 Fun Cnt: 54 Well organised; Code modern; no tests included
Export/Portability	Each file individually, Download to GitHub	Each file individually, Download as zip	Each file individually, Download as zip, CLI Download	Download only in $50 Subscription Plan, not even starter	Code is right at your hand	Same as Cursor	Same as Cursor
Cost	$25 / month for 100 credits; $50 for 200	$25 / month + pay as you go for additional usage	$20 / month + pay as you go for additional usage	$25 / month Backend only with plan for $50 / month	$20 / month	Free; Next plan $10 for unlimited usage and latest models	$20 / month or Pay as you go via API connect
Tech Stack	TypeScript, React, Shadcn UI with Radix UI, Tailwind, Vite	TypeScript, React, Radix UI, Framer Motion, Tailwind, Vite	TypeScript, React, Next.js, Shadcn with Radix UI, Tailwind	-	TypeScript, React, Tailwind	TypeScript, React, Next.js, Tailwind	TypeScript, React, Next.js, Tailwind
Version Control Integration	Yes, GitHub, 2-way sync	No, there seems to be a .git folder, but I have not found it	Yes, GitHub, 2-way sync	No, only in $50 Subscription Plan, not even starter	Did not generate .git; manual work	Did not generate .git; manual work	Did not generate .git; manual work
Accessibility	96	92	100	96	88	95	95
Error Handling	No (Inserting 404 pages displays their content; No error message for PDFs >10mb)	Yes	Yes	Yes	Yes	Yes	Yes
SEO	100	- (Dev mode only)	100	100	91	100	100
Developer Experience	8/10; Good, Code visible, easy to change code; not too verbose about what is going on	5/10; A bit hard to find all the right options in the interface, a bit overloaded, Changing code is possible	9/10; Good, Code visible, easy to change code, easy to change each individual element, verbose about what is going on	2/10; possible to view configuration of functionality, no real code visible; no possibility for editing	7/10; Manual work involved, all code visible and easy to change, verbose about what is going on	7/10; Manual work involved, easy to read codebase, verbose about what is going on; no shiny interface	7/10; Manual work involved, all code visible and easy to change, verbose about what is going on
Iteration Speed	Initial: 58s; Worked for 5:41m; Verify: 2:29m	Initial: 2m Worked for 14m	Worked for 9:46m; Verify: 4:21m	Worked for 3m; Verify: 1:40m	Worked for roughly 7m; Verify: 3:47m	Worked for roughly 16m; Verify: 2m	Worked for roughly 14m; Verify: roughly 4m
Could you publish automatically?	Yes; can set up custom domain	No; publish with Subscription	Yes; can set up custom domain; Integrates with Vercel	Yes; can set up custom domains	No — Editor	No — Editor	No — Editor
Additional	+ Security Scanner, found 1 issue (Missing RLS Protection for users) + Page speed analysis + Uses own AI gateway to enable AI functionality - Components installed, e.g. "recharts", but not used	+ Asks to do design first + Made it possible to use app in guest mode without Firebase connection - Verify only possible with Subscription - URL pasting required to submit the form 2 times before it works - No README file - Components installed, e.g. "recharts", but not used	+ Lets you choose design system + Possibility to let AI enhance your prompt + Design Mode lets you edit components individually (similar to base44) + Built an application that was working without Firebase config (optional) + Fixed occurring Firebase error while verifying - Error when trying to publish the project (fixing it was done with one click) - Very minimalistic landing page	+ Possible to choose from predefined styles + Visual Edit lets you edit components individually (similar to v0) + Offers Security Scan before publishing + E-Mail Verification for account - No Markdown upload	+ Verbose output while working - No Markdown upload - Initial build raised error: fs Can't be resolved — fixed it to get any result - Very minimalistic landing page	+ Verbose output while working - Landing Page just minimal functionality - No Markdown upload - No mention to fill .env file - Worked very long for little result	- You must have a subscription even if you just want to test - No markdown upload - On the app it was hard to read the text
Repository Link	https://github.com/drublic/lovable-speakit-core-mvp	https://github.com/drublic/replit-speakit	https://github.com/drublic/v0-speakit-mvp-build	-	https://github.com/drublic/cursor-speakit	https://github.com/drublic/copilot-speakit	https://github.com/drublic/claude-speakit