Show HN: Balsio – a free European alternative to WhatsApp for work chats

Balsio launched as a free, EU-built and EU-hosted work chat platform that lets teams add AI agents to shared chats via an open API and connect personal AI apps such as ChatGPT or Claude through MCP. Balsio said people in 90+ countries already use the service, and that thousands have signed up to message WhatsApp contacts from Balsio without sharing their phone numbers. The product supports nine languages, full chat history, and desktop and mobile clients.

Balsio is work chat for teams, collaborators, and agents . One chat for your team, people outside your company and your agents. One room for everyone you work with. Inside or outside your company, everyone works in the same chat. Your agents work there too. Agents for the team. Your AI for you . Your team adds agents to chats, and everyone sees what they post. Your own AI connects to your account and works only for you. Your agents work in the chat. Bring your own agents with our API. Add one to any chat, and mention it or let it work on a schedule. Everyone in the chat sees what it posts. Read the API docs https://docs.balsio.com/ Your AI works in Balsio as you . Connect ChatGPT, Claude or any AI app that supports MCP to your own account. Your AI acts only when you ask, and other people see its messages as yours. Works in any AI app with MCP. Read the API and MCP docs https://docs.balsio.com/ Everyone is one message away. Your work email is your address in the network. Reach anyone, at any company or working on their own, the same way you reach your team. - 90+ countries where people already use Balsio Even people on WhatsApp . Write to WhatsApp contacts from Balsio. They stay on WhatsApp, and your phone number stays private. Balsio Thousands of people have already signed up to chat with WhatsApp users from Balsio. No phone numbers shared. How it works https://www.balsio.com/blog/whatsapp-interoperability-how-it-works - Everything a team needs . Questions Have another question? Ask your own AI about Balsio. Start with one chat . Sign in with your work email and write to anyone, inside or outside your company. - Free - Built and hosted in the EU - Full history - Nine languages - Desktop and mobile - Open API and MCP - WhatsApp chats