
AI Agent & LLM Observability Platform

Rate news trustworthiness, combat misinformation, and ensure brand safety online.
LangSmith: AI Agent & LLM Observability Platform. NewsGuard: Rate news trustworthiness, combat misinformation, and ensure brand safety online.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and NewsGuard is freemium.
The best choice between LangSmith and NewsGuard depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
LangSmith is primarily designed for individuals, while NewsGuard is built for businesses and professionals.
LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts. NewsGuard offers: Trust scores (0-100) and detailed "Nutrition Labels" for thousands of news sites, Warnings on websites publishing hoaxes, conspiracies, false medical advice, and propaganda, Trust score icons displayed next to links on search engines and social media, "Misinformation Fingerprints" datastream, cataloging false narratives spreading online.
Based on our data, LangSmith currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.