LangSmith
LLM application observability, testing, and evaluation platform by LangChain
Actions
| Name | Description |
|---|---|
list_runsList traced runs from LangSmith with optional filters | List traced runs from LangSmith with optional filters |
get_runGet a specific traced run by its ID | Get a specific traced run by its ID |
list_datasetsList all datasets in your LangSmith workspace | List all datasets in your LangSmith workspace |
list_projectsList all projects (sessions) in your LangSmith workspace | List all projects (sessions) in your LangSmith workspace |
Quick Start
import { WeavzClient } from '@weavz/sdk'
const weavz = new WeavzClient({ apiKey: 'wvz_...' })
const result = await weavz.actions.execute({
integrationName: 'langsmith',
actionName: 'list_runs',
input: { /* ... */ },
connectionId: 'conn_id',
workspaceId: 'ws_id',
})Related Integrations
Works well with
Frequently Asked Questions
How do I connect LangSmith to my app?
Use Weavz Hosted Connect for API Key authentication. Install the SDK, create a connection through the connect portal or API, then execute actions programmatically.
What actions does LangSmith support?
LangSmith supports 4 actions including List Runs, Get Run, List Datasets, List Projects.
Can I use LangSmith with AI agents?
Yes. Add LangSmith to an MCP server in TOOLS mode or CODE mode. CODE mode provides 80-98% context reduction with 3 meta-tools for efficient agent access.
What authentication does LangSmith use?
LangSmith uses API Key. Weavz handles token management, refresh, and secure credential storage automatically.
How much does the LangSmith integration cost?
The LangSmith integration is included on all Weavz plans including the free tier with 1,000 actions per month. No credit card required.
Connect LangSmith in 2 minutes
Get 1,000 free actions every month. No credit card required.