A new workspace for people and agents. Viktor is one AI employee.
Buzz, Sila, Ando, Slashwork, and Cumora rethink team communication around agents. The decision includes where your team will work, not only which AI will answer.
Used by 72,000+ teams
You don't open Viktor. You hand him the work.
Slack and Microsoft Teams, in the same thread where the work already gets discussed. No new app for the team to adopt, no context living on one person's laptop.
Get Started for FreeAnyone can tag Viktor. He shares context across the workspace, so what one person teaches him helps the whole team.
Get Started for FreeBrief him once. He uses your tools, builds the report, deck, or app, and brings the finished work back to the thread.
Get Started for FreeTwo questions decide the whole category.
Where does the work happen, and how much of the job does the tool own? Explore the 5 products in this group alongside Viktor.
Buzz by Block
Work OS
A collaboration workspace where humans and agents share rooms, repositories, and one signed event log.
Sila
Work OS
Agent-native messaging platform for team-agent, agent-agent, and cross-company collaboration.
Ando
Work OS
A business messenger rebuilt so teams can bring their own agents into conversations as coworkers.
Slashwork
Work OS
A feed-first workplace communication replacement with programmable personal AI agents.
Cumora
Work OS
A chat app for humans and AI agents, where each agent has a persona, its own memory, and a status.
Viktor vs Agent-native messaging and Slack replacements
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 ViktorAI Employee | Agent-native messaging and Slack replacements | |
|---|---|---|
| Surface | Slack and Microsoft Teams, in the channel where the work is already discussed. | A messaging or collaboration workspace that the team adopts alongside or instead of existing channels. |
| Works for | The whole team. Anyone can tag Viktor; context belongs to the workspace. | Teams willing to change their communication environment to work with agents. |
| Who owns the job | Reads the request, uses connected tools, produces the deliverable, and reports back in the thread. | Agent participation, workflows, and execution depend on the workspace and the agents connected to it. |
| Memory | Shared workspace context. What one person teaches Viktor can help the team. | Shared conversations and workspace context within the chosen platform. |
| Tools | 9,800+ integrations, browser access, code execution, and published pages and apps. | Native capabilities and connected agents; openness, hosting, and available integrations vary. |
| Price shape | Shared workspace credits from $100/month, without a subscription for each teammate. | Check Agent-native messaging and Slack replacements's current plans for pricing, included usage, and availability. |
| Best for | Ongoing team work across your connected tools. | You are choosing a new communication platform for the team. |
One employee for your team's work.
1Team-native by default
Brief Viktor in Slack or Microsoft Teams. The request, the work, and the result stay connected to the conversation your team can follow.
2Breadth of the whole stack
Connect 9,800+ tools, use a real browser, and run code. Viktor can bring information together and deliver reports, documents, and apps.
1 teammate
One pool
10 teammates
One pool
3A price that fits a team
Your workspace shares one credit pool, starting at $100/month. Add teammates without adding a per-person subscription.
When to choose Viktor vs Agent-native messaging and Slack replacements
You want to delegate work in Slack or Microsoft Teams.
Your team needs shared context rather than isolated individual conversations.
Your work spans several business tools and needs a finished deliverable.
You prefer a managed employee with a shared workspace credit pool.
You are choosing a new communication platform for the team.
Portable or bring-your-own agents are a priority.
You can invest in adopting a new workspace and its conventions.
FAQ
This group includes Buzz by Block, Sila, Ando, Slashwork, Cumora. Each product has its own comparison, with its working environment, context, and connected tools.
You are choosing a new communication platform for the team. Portable or bring-your-own agents are a priority. You can invest in adopting a new workspace and its conventions. Choose Viktor when you want a managed AI employee working across your tools in Slack or Microsoft Teams.
No. Agent participation, workflows, and execution depend on the workspace and the agents connected to it. Open an individual comparison for the product you are considering.
Yes. Start with free credits, connect the tools you want Viktor to use, and give him a task in Slack or Microsoft Teams. No credit card is required to start.
Start free. Pay only when you're ready.
Every feature. Every integration. $100 in credits on the house. No credit card, no sales call, no catch. When you need more, it starts $100/month.
Up to $100 in free credits
Every feature, every integration. When you need more, it starts $100/month.
- 9,800+ integrations
- Slack and Teams
- Reports, dashboards, apps
- Code and PR reviews
- SOC 2 compliant