Avalara AvaTax
Avalara AvaTax · Accounting
Sales tax calculation, transactions and filing with AvaTax
The client pastes their API key from Avalara AvaTax's settings. We store it encrypted.
Tested against Avalara AvaTax's live API.
Building with Avalara AvaTax? The docs have setup steps and code for every tool.
Open the Avalara AvaTax docsTools
Your agent calls any endpoint of Avalara AvaTax's API with the request tool, with the client's access attached.
Base URL for request
https://rest.avatax.com/api/v2
request
HTTPS ANY /v1/clients/{clientId}/avalara/{path}
Any endpoint of Avalara AvaTax's own API, with the client's access attached.
- servicestringrequired
- This service: avalara
- methodstringrequired
- GET, POST, PUT, PATCH or DELETE
- pathstringrequired
- The path under https://rest.avatax.com/api/v2
- 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 Avalara AvaTax key you paste, with only the access you gave that key
Get started
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