--- title: "Introduction" slug: "introduction" updated: 2026-06-11T10:10:09Z published: 2026-06-11T10:10:09Z canonical: "support.jacquard.com/introduction" --- > ## Documentation Index > Fetch the complete documentation index at: https://support.jacquard.com/llms.txt > Use this file to discover all available pages before exploring further. # Introduction **Jacquard Connect API**1.0.0 # Jacquard - Connect API Connect is an API to give access to Jacquard services. Using connect clients can access basic reference data, submit results, and utilise the continuous optimisation service. ## Glossary - Account – the holder for a given company - Project – a collection of Jacquard experiments linked - Campaign – an individual split test containing generated language variants - User – users are granted access to a specified list of projects within Jacquard users can access any campaigns that were created within the projects that they have access to - Access tokens ``` To access the Connect API you will need a valid bearer token passed in the Authorization header of your requests. There are 2 types of tokens: Access tokens come in 2 types, user and server. User tokens are generated automatically by a user logging into the Jacquard UI. Server access tokens are generated by Jacquard and provided to clients on an ad hoc basis. Jacquard provides a facility to generate access tokens these tokens are granted permissions to access specified projects within an account when accessing the API. There could either be a single token with access to the entire account EG for a centralised email ops team. Or multiple tokens with access to specific projects for de-centralised email ops teams. User access tokens can be refreshed in the Jacquard UI and will expire after 2 weeks. Server access tokens do not have an expiry setting. ``` Contact Support: Email: [support@jacquard.com](https://mailto:support@jacquard.com) | **Servers** | | --- | | [https://connect.phrasee.co](https://connect.phrasee.co) |