LangDB

LangDB is an AI Gateway for seamless access to 350+ LLMs. Secure, govern, and optimize AI Traffic across LLMs using OpenAI-Compatible APIs. For detailed integration instructions, see the LangDB Agno documentation.

Authentication

Set your LANGDB_API_KEY environment variable. Get your key from here.

export LANGDB_API_KEY=***
export LANGDB_PROJECT_ID=***

setx LANGDB_API_KEY ***
setx LANGDB_PROJECT_ID ***

Example

Use LangDB with your Agent:

from agno.agent import Agent, RunResponse
from agno.models.langdb import LangDB

agent = Agent(
    model=LangDB(id="gpt-4o"),
    markdown=True
)

# Print the response in the terminal
agent.print_response("Share a 2 sentence horror story.")

Params

Parameter	Type	Default	Description
`id`	`str`	`"gpt-4o"`	The model ID used for generating responses.
`name`	`str`	`"LangDB"`	The name identifier for the LangDB agent.
`provider`	`str`	`"LangDB:" + id`	The provider of the model, combining `"LangDB"` with the model ID.
`api_key`	`Optional[str]`	`getenv("LANGDB_API_KEY")`	The API key for authenticating requests to LangDB, retrieved from the `LANGDB_API_KEY` environment variable.
`project_id`	`Optional[str]`	`getenv("LANGDB_PROJECT_ID")`	The project ID for LangDB, retrieved from the `LANGDB_PROJECT_ID` environment variable. If not set, a warning is logged.
`base_url`	`str`	`"https://api.us-east-1.langdb.ai/{project_id}/v1"`	The base URL for making API requests to LangDB. The `{project_id}` is dynamically included.
`default_headers`	`Optional[dict]`	`None`	Optional custom headers for API requests.

LangDB also supports the params of OpenAI.

Introduction

Concepts

Other

How to

Authentication

Example

Params

​Authentication

​Example

​Params

Authentication

Example

Params