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Block's Buzz AI Rival Takes on Microsoft Teams and Salesforce Slack

Block, Jack Dorsey's fintech company, is launching Buzz, an AI-powered enterprise messaging platform to compete with Microsoft Teams and Salesforce Slack. Investors are watching closely to see if Block can gain traction among corporate customers.

July 23, 2026
2 min read
Source: Stocktwits
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Block (formerly Square), led by Jack Dorsey, is preparing to enter the enterprise messaging market with a new platform called Buzz, according to reports from Stocktwits. The move comes as Microsoft Teams and Salesforce Slack dominate the space, raising questions about Block's ability to break into this competitive market.

Details

Buzz, whose full details have not yet been disclosed, is expected to leverage artificial intelligence to offer advanced messaging and collaboration features for teams. Block aims to leverage its expertise in payments and financial technology to deliver an integrated solution combining messaging with financial services.

Context

The enterprise messaging market is growing rapidly, with Microsoft Teams holding a large share due to its integration with Office 365, while Salesforce Slack focuses on CRM integration. Block's entry could shift market dynamics, especially if it can offer unique AI-powered features.

What It Means for Investors

Investors are watching the market's reaction to Buzz's launch and whether Block can attract new enterprise customers. Success could diversify Block's revenue beyond payments, boosting its valuation. However, it faces significant challenges against the strong dominance of Microsoft and Salesforce.

Frequently Asked Questions

Buzz is a new AI-powered enterprise messaging platform developed by Jack Dorsey's Block, aiming to compete with Microsoft Teams and Salesforce Slack.

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This article was rewritten in Wrqti's editorial style based on information from the original source above. Content is informational only — not investment advice.