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Green Check Access API

A normalized cannabis data API from leading POS and seed-to-sale providers built for developers. Connect once, access everywhere.

150+ financial institutions
10k+ businesses
40+ connected integrations
View documentation→
QUICKSTART

Start building in minutes

Make your first API call to retrieve normalized sales data.

1

Get your API keys

2

Make your first request

curl
curl --location \
  'https://sandbox-api.greencheckverified.com/service-providers/2ee0bddf-6c63-4639-b97d-9dd1ba24b2ef/\
crbs/d4ab834b-2ede-4130-b59f-4b59caab9adf/\
sales?limit=100&offset=0&start_date=2025-07-01&end_date=2025-07-10' \
  --header 'Authorization: Bearer TOKEN'

Data Normalization

Unified data format across all POS providers. Write code once and support every platform automatically.

Automate CRB Setup

Create and connect your customers in minutes. Start the onboarding experience for your customers and reduce manual setup time.

Compliance Ready

Built-in BSA/AML reporting support. Automatically handle compliance requirements for cannabis banking.