
The easiest way to write user stories. For free.

AI Agent & LLM Observability Platform
Agile Story App: The easiest way to write user stories. For free.. LangSmith: AI Agent & LLM Observability Platform. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Agile Story App is free and LangSmith is freemium.
The best choice between Agile Story App and LangSmith 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.
Both are primarily designed for individuals. The choice depends on which specific features you need.
Agile Story App offers: Easy and free user story creation, Structured user story format, Pre-defined templates for quick start, Drag-and-drop to reorder stories. LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts.
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.