Ai vs Langchain

Side-by-side NPM package comparison

ai

Very Popular

Version 6.0.104

85
Excellent

AI SDK by Vercel - The AI Toolkit for TypeScript and JavaScript

Weekly Downloads
8.5M
Bundle (gzip)
1.8 MB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
100
Quality
50
Security
100
Stability
70

langchain

Very Popular

Version 1.2.28

85
Excellent

Typescript bindings for langchain

Weekly Downloads
1.9M
↑33%
Bundle (gzip)
791.8 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
100
Quality
50
Security
100
Stability
70

Choosing between Ai and Langchain? Here's a data-driven comparison based on real npm data — downloads, bundle size, health scores, and more — to help you decide which package fits your project best.

Downloads & Popularity

Ai leads with 8.5M weekly downloads — roughly 4.6x more. Langchain has 1.9M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.

Bundle Size

Langchain has the smallest gzipped bundle at 791.8 KB. Ai comes in at 1.8 MB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Ai has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Langchain has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.

When to Choose Each

Choose Ai if you value large community support, actively maintained, strong security track record. Choose Langchain if you value large community support, actively maintained, strong security track record.

Our Verdict

Both Ai and Langchain are solid choices for JavaScript development. Ai has the edge in overall health score (85/100), while each package brings unique strengths to the table. Evaluate them based on your project's priorities — whether that's community size, bundle efficiency, or maintenance activity — and choose the one that aligns best with your requirements.

Frequently Asked Questions

Is ai better than langchain?
It depends on your needs. Ai has a health score of 85/100 while Langchain scores 85/100. Ai has more weekly downloads (8.5M), suggesting broader adoption. Consider your specific requirements — bundle size, community support, and feature set — to decide which is the better fit.
Which has a smaller bundle size, ai or langchain?
Langchain has the smaller gzipped bundle at 791.8 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use ai vs langchain?
Based on npm download statistics, Ai has approximately 8.5M weekly downloads and Langchain has approximately 1.9M weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, ai or langchain?
Ai currently has the higher overall health score at 85/100. Ai has a maintenance score of 100/100 and Langchain scores 100/100 on maintenance.

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