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Operate As

Integration

Lob

Send letters, postcards and checks by mail, and verify addresses. Your client pastes their Lob key once, and your agent or your code works with their access.

Marketing

About Lob

Lob sends physical mail, such as letters, postcards and checks, through an API, and verifies addresses.

With your client's Lob connected, your agent can send mail and verify addresses as part of a campaign or workflow.

Lob

Lob · Marketing

API key

Send letters, postcards and checks by mail, and verify addresses

The client pastes their API key from Lob's settings. We store it encrypted.

Tested against Lob's live API.

Tools

Every tool your agent gets for Lob. Select one to see its inputs and an example call.

  • Loading every tool…

Building with Lob? The docs have setup steps and code for every tool.

Open the Lob docs

Any other endpoint

The request tool calls any Lob endpoint the tools above don't cover, with the client's access attached.

Base URL for request

https://api.lob.com/v1

  • request

    HTTPS ANY /v1/clients/{clientId}/lob/{path}

    Any endpoint of Lob's own API, with the client's access attached.

    servicestringrequired
    This service: lob
    methodstringrequired
    GET, POST, PUT, PATCH or DELETE
    pathstringrequired
    The path under https://api.lob.com/v1
    queryobjectoptional
    Query parameters
    bodyobjectoptional
    A JSON body

Over MCP every tool also takes client_id, from list_clients. Over HTTPS send it as clientId to https://api.operate.as/v1.

What the client approves

  • Use the Lob key you paste, with only the access you gave that key

Related

More in Marketing

Browse every service

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