Stay free if you only need complete framework access and community support. Upgrade if you need enterprise support and custom integrations. Most solo builders can start free.
Why it matters: Framework complexity can be overwhelming for simple use cases
Available from: LangSmith (Professional)
Why it matters: LangSmith and enterprise features require paid subscriptions for advanced functionality
Available from: LangSmith (Professional)
Why it matters: Rapid development pace means frequent API changes and deprecations
Available from: LangSmith (Professional)
Why it matters: Advanced feature not available in free plan.
Available from: LangSmith (Professional)
The free plan covers basic ai agent builders needs. For professional use with advanced features and higher limits, consider upgrading to a paid plan.
Check the comparison above for the most affordable paid tier that includes premium features beyond the free plan limitations.
Many tools offer free trials of paid tiers. Visit LangChain's website to check current trial offerings and duration.
Most tools allow downgrades, but you may lose access to paid features and data. Check LangChain's policy before upgrading.
Start with the free plan — upgrade when you need more.
Get Started Free →Still not sure? Read our full verdict →
Last verified March 2026