Zendesk announced the release of the Answer Bot API. Dive into the Answer Bot API docs at https://developer.zendesk.com/rest_api/docs/answer-bot-api/introduction.
The Answer Bot API gives businesses the flexibility to build and deploy Answer Bot anywhere on their website. You can pass in parameters such as Support ticket text and Help Center article labels and have Answer Bot return the most relevant Help Center article suggestions.The Answer Bot API is billed as a part of the Answer Bot monthly subscription. The API is billed by request volume, with one resolution consumed for every 100 API requests.
For more details, see the official announcement.