Data Methodology: Adoption data is based on public tech stack disclosures, job postings, case studies, and verified enterprise reports analyzed by UsedBy.ai. Showing 23 verified enterprise adoptions. More data being indexed continuously.
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Industry Adoption Patterns
See which industries prefer each tool based on real adoption data

LangSmith by Industry
HR & Recruiting17%
Data & Analytics8%
Cybersecurity8%
Retail8%
Energy, Utilities & Cleantech8%

Langchain by Industry
Data & Analytics18%
Logistics & Supply Chain18%
DevTools & Infrastructure9%
Telecommunications9%
Fintech & Payments9%
Real User Feedback
What Users Say
Testimonials from verified enterprise users

“Our Copilot saves property managers 10+ hours weekly thanks to LangSmith observability”

AppFolio Team
Product Engineering, AppFolio

No testimonials available yet
LangSmith vs Langchain: Your Questions Answered
LangSmith has higher enterprise adoption with 12 companies using it, compared to 11 for Langchain. This suggests stronger market validation for LangSmith.
While our data doesn't show companies currently using both tools together, they serve similar purposes and could potentially complement each other.
LangSmith is particularly strong in HR & Recruiting (17% of adopters), while Langchain dominates in Data & Analytics (18%). Choose based on your industry's prevailing stack.
For startups, consider: LangSmith offers flexible pricing, while Langchain uses freemium pricing. Both are validated by enterprise use, ensuring scalability as you grow.
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