LangChain + Next.js Template vs Vercel AI Chatbot

LangChain + Next.js Template ranks higher on current evidence: 76 commits by 4 contributors in the last 90 days (33 in the last 30).

LangChain + Next.js TemplateVercel AI Chatbot
VerdictActive1 major behindSteadyCurrent deps
Category rank#1#4
ModelFreeFree
Commits, 90 days7612
Contributors, 90 days41
Last activitySep 25, 2026Jul 8, 2026
Listed priceFreeFree
Evidence sourceCodeCode
Latest release——
LicenseMITNone detected
Zod3.25.76 (latest 4.6.5)4.4.3 ✓
Next.js16.3.4 ✓16.2.10 ✓
React19.3.0 ✓19.2.7 ✓
Supabase JS2.97.0 ✓—
Tailwind CSS4.3.3 ✓4.3.2 ✓
TypeScript7.0.2 ✓5.6.3 (latest 7.0.2)
Vercel AI SDK7.0.66 ✓7.0.15 ✓
Auth.js—5.0.0-beta.25 ✓
Drizzle—0.45.2 ✓
FrameworkNext.jsNext.js
Database / ORMSupabaseDrizzle, Postgres.js
UITailwind CSS, Radix UITailwind CSS, Radix UI
AIVercel AI SDK, LangChainVercel AI SDK
Auth—Auth.js
Testing—Playwright
Monitoring—Vercel Analytics

✓ = on the latest major version. "Claimed" = a version the vendor's public pages mention, not verified code. Evidence as of Sep 26, 2026. Rankings never depend on affiliate or paid status. Method.