The LangSmith API is used to programmatically create and manage LangSmith
resources.
## Host
http://localhost:1984
## Authentication
To authenticate with the LangSmith API, set the `X-Api-Key` header to a valid
[LangSmith API key](https://docs.langchain.com/langsmith/create-account-api-key#create-an-api-key).
Version0.1.0-beta.2compared with
Version Details
| 0.1.0-alpha.28 | 0.1.0-beta.2 | |
|---|---|---|
| Release date | Apr 14, 2026 | May 01, 2026 |
| Licenses | MIT | MIT |
| Vulnerabilities | None | None |
Compile Changes (1)
| 0.1.0-alpha.28 | 0.1.0-beta.2 | ||
|---|---|---|---|
| Change | Group / Artifact | Previous | Current |
| ~ Updated | org.jetbrains.kotlin » kotlin-stdlib | 2.1.20 | 2.3.0 |
Runtime Changes (1)
| 0.1.0-alpha.28 | 0.1.0-beta.2 | ||
|---|---|---|---|
| Change | Group / Artifact | Previous | Current |
| + Added | com.github.luben » zstd-jni | - | 1.5.7-7 |