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April Flow

Windhof, Luxembourg

Plans and prices

Starter

€49a month

1 GB / 500 documents indexed knowledge · 1,000 indexed chunks/hour · 10,000 indexed chunks/day · 100k AI tokens/hour

Team

€149a month

10 GB / 5,000 documents indexed knowledge · 10,000 indexed chunks/hour · 100,000 indexed chunks/day · 500k AI tokens/hour

Business

€399a month

50 GB / 25,000 documents indexed knowledge · 50,000 indexed chunks/hour · 500,000 indexed chunks/day · 2M AI tokens/hour

Sovereign

Priced on request

Custom deployment · Custom quotas and capacity · Private or dedicated infrastructure options · Custom support model

Every plan, in full

On the record

Access channels
The same Collections can be used through the app, API, website assistant, customer portal, internal applications, or workflow integrations.aprilflow.com · read 9 Oct 2026
Authentication
The Java and Python SDKs use an April Flow user key to obtain access tokens and authenticate API calls with bearer authentication.aprilflow.com · read 9 Oct 2026
Collections
Users select one or more Collections before asking questions, and April Flow searches within those selected Collections.aprilflow.com · read 9 Oct 2026
Data control
The self-hosted option is intended for organizations seeking control over data, infrastructure, AI processing, governance, and operating costs, including independence from external AI services.aprilflow.com · read 9 Oct 2026
Deployment
April Flow is offered as a managed service or as an application deployed inside an organization’s own infrastructure.aprilflow.com · read 9 Oct 2026
Evidence
Answers include supporting document extracts, and users can open original documents and review highlighted passages.aprilflow.com · read 9 Oct 2026
Intended users
The Sovereign deployment page identifies enterprises, public sector organizations, legal and compliance teams, healthcare and research environments, industrial companies, and financial organizations as relevant audiences.aprilflow.com · read 9 Oct 2026
Managed infrastructure
April Flow can run on infrastructure operated by April Computers, with infrastructure operations, backup, recovery, and monitoring available for discussion.aprilflow.com · read 9 Oct 2026
Privacy
April Software says it does not sell personal data and describes GDPR rights and safeguards for transfers outside the European Economic Area in its privacy policy.aprilflow.com · read 9 Oct 2026
Product
April Flow is a sovereign AI assistant that answers questions over selected document Collections using their content as context.aprilflow.com · read 9 Oct 2026
SDKs
Developer documentation provides Java and Python SDKs and a Python scraper CLI for connecting applications, uploading documents, querying Collections, and building workflows.aprilflow.com · read 9 Oct 2026
Support
Starter and Team include standard support, Business includes priority support, and Sovereign has a custom support model.aprilflow.com · read 9 Oct 2026
Usage limits
If a package limit is reached, new questions, uploads, or indexing may be paused until the quota renews, capacity is added, or the package is upgraded.aprilflow.com · read 9 Oct 2026
Website assistant limit
April Flow does not automatically read public websites; a website assistant answers from selected Collection content.aprilflow.com · read 9 Oct 2026

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