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LangChain Agent

by LangChain · v0.3.0

LangChain provides a standard interface for building agents that can reason about and interact with their environment. LangChain agents use LLMs to determine which actions to take and in what order. They support tool usage, memory, and can be combined in chains for complex workflows.

frameworkcomposabletool-useAutomation

Agent Card

Protocols

REST APIPython SDKLangServe

Capabilities

tool-usagememory-managementchain-compositionretrieval

Input / Output

INPUT:
textstructured-data
OUTPUT:
textstructured-data

Authentication

API Key

API ENDPOINT:

https://api.smith.langchain.com

Quick Start

# Install and configure
curl -X POST https://api.smith.langchain.com/agents \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"task": "your task here"}'
4.4(2890)

Stars

131K

Price

Free

Documentation

Details

LicenseMIT
Versionv0.3.0
Updated2026-03-19
Published2022-10-25
View on GitHub