Frameworks

LangChain

As of 1 July 2026, LangChain ranks 1st of 25 in Frameworks on the Agent Reality Index — scored 82.5 of 100, led by market demand.

#1 82.5 Index / 100

Score breakdown

Market demand 80
Developer adoption 88
Real usage 90
Momentum 73
Production readiness 60
Community 66

Why this rank: the index weights market demand most heavily — how much LangChain is actually searched for and asked about inside AI tools.

Real-world demand

116kGoogle searches / mo
1.5kAI / LLM searches / mo
116kProduct-site visits / mo
182kGitHub stars
326798kPackage downloads / mo

Demand measured via Product-site traffic · confidence: high

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Common questions

LangChain — frequently asked questions

What is LangChain's Agent Reality Index ranking?

As of 1 July 2026, LangChain ranks 1st of 25 in Frameworks, with an overall Agent Reality Index score of 82.5 of 100.

How is LangChain scored?

The index blends six real-world signals — market demand (weighted most heavily), developer adoption, real usage, momentum, production-readiness, and community — into a 0–100 score, rather than relying on GitHub stars or vendor opinion.

Is LangChain open source?

LangChain is open source; its code is publicly available on GitHub.

How popular is LangChain?

Measured 1 July 2026, LangChain draws about 116k Google searches a month, around 1.5k AI and LLM searches, roughly 182k GitHub stars, about 326798k package downloads a month. Demand confidence is rated high.

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