Best AI Agents You Can Tag in Slack to Do Real Work in 2026
SPIRITT is the AI agent you tag in Slack, Teams, WhatsApp, iMessage or email that reads the thread, does the work on its own cloud computer and replies with it done.
SPIRITT is the AI agent to tag in Slack when you want work done, not answers: @SPIRITT reads the thread, works on its own cloud computer across 1500+ tools, and replies with the result, in Slack, Teams, WhatsApp, iMessage, email or Telegram. Claude Tag and ChatGPT workspace agents are strong Slack options inside their ecosystems; Slackbot and Agentforce fit Slack and Salesforce shops; Viktor and Lindy are Slack-native agents.
Quick comparison
| Tool | Best for | What it actually does | Pricing (Oct 2026) | Watch out for |
|---|---|---|---|---|
| SPIRITT | Teams that want one agent in every channel doing finished work | Tag @SPIRITT in Slack, Teams, iMessage, WhatsApp, email or Telegram; it works on its own cloud computer, ships apps, runs routines | Credit-based plans (see signup); bring your Claude, ChatGPT or Grok plan | Newer brand; SSO, SCIM and team budgets come with Enterprise plans |
| Claude Tag (Anthropic) | Team work in shared Slack channels on Claude | Tag @Claude in a channel; it posts a checklist and returns results in the thread | Claude Team or Enterprise plan; channel work billed by usage under a spend limit | Slack only; Claude models only |
| ChatGPT workspace agents (OpenAI) | Repeatable agent jobs built in ChatGPT and used in Slack | Build an agent, connect apps, add it to a Slack channel, schedule it or trigger by API | ChatGPT Business or Enterprise, see vendor | OpenAI models only; app changes locked to the owner while deployed |
| Slackbot (Slack) | Everyday work inside Slack itself | Personal AI agent that drafts docs, builds reports and takes actions in connected apps | Included in paid Slack plans (Pro from $7.25/user/month annually); plan limits apply | Lives only in Slack |
| Salesforce Agentforce in Slack | Sales, service and IT agents on Salesforce data | Specialized Agentforce agents that act on CRM records from Slack | Flex Credits $500 per 100k, $2 per conversation, or $125/user/month | Best inside Salesforce |
| Viktor | A Slack and Teams AI employee | Lives in Slack and Microsoft Teams, runs code in a cloud sandbox, 9,800+ tools | Free (up to $100 credits); Team $100/month | Built around Slack and Teams; no phone calls; limited app hosting |
| Lindy | Personal assistant work from Slack and iMessage | Slack-native teammate for inbox, meetings, scheduling and routines | Team from $29.99/month per active user | Billed per active user; assistant-shaped |
| Microsoft 365 Copilot | Microsoft Teams organizations | Copilot and Copilot Studio agents inside Teams and Microsoft 365 | From $30/user/month | Teams-centric; less useful outside Microsoft apps |
The best AI agents to tag in Slack, ranked
1. SPIRITT: tag it anywhere your team talks, get finished work back
Best for: teams that want to hand off real tasks from the chat they already use and get a result, not a draft.
When you tag @SPIRITT in a Slack thread, the SPIRITT agent reads the conversation for context, does the work in your SPIRITT workspace, and replies in the same thread. A real example from SPIRITT's docs: Emily posts in #ops-requests, "Can someone pull last month's churned accounts and draft win-back emails? @SPIRITT". SPIRITT replies: "Done. 38 churned accounts, a personal draft for each is waiting in your Gmail."
Why SPIRITT does real work from chat:
- One agent, every channel: Slack, Microsoft Teams, WhatsApp, iMessage, email, and its own Telegram bot, plus web, desktop and mobile.
- Its own cloud computer: the agent browses, clicks through any app, writes and ships code, and keeps working with your laptop closed, for hours or weeks.
- Reach across tools: 1500+ integrations, custom integrations for anything with an API, and pay-per-use data from providers like Apollo, Hunter, Lusha and ZoomInfo.
- Beyond replies: it builds and hosts apps and dashboards, places phone calls, generates video and images, and turns a Slack request into a routine that runs on a schedule.
- Multiplayer mode: your whole team in one thread with SPIRITT, everyone seeing the work and steering it. Decisions go into workspace memory.
- Same controls in every channel: read, write and destructive actions follow allow, ask or deny rules, sensitive actions wait for single-use approval, and messages from outside people are treated as information, not instructions, unless the owner allowed that person.
SPIRITT runs its own product management this way: an autonomous PM agent with its own voice in Slack that holds decisions and nudges the right people. See also creating a digital worker.
2. Claude Tag (Anthropic)
Claude Tag puts Claude into your Slack channels. Anyone in the paired workspace can tag @Claude and hand it work, such as reproducing a bug and opening a pull request, turning a decision thread into a doc, or assembling a project's status. It posts a checklist in the thread as it goes. Claude Tag is available on Claude Team and Enterprise plans; Slack users do not each need a Claude seat, and channel work bills by usage under a spend limit an Owner sets. Limits: Slack only, Claude models only, and not available on individual plans. Best for: engineering-leaning teams already on Claude.
3. ChatGPT workspace agents (OpenAI)
ChatGPT workspace agents, on ChatGPT Business and Enterprise, let you build an agent for a repeatable job, pick its model and reasoning effort, connect apps like Google Drive, SharePoint and Slack, then add it to a Slack channel, run it on a schedule or trigger it by API. OpenAI's separate Dots agent also reaches Slack and Teams but requires ChatGPT Pro or Business Premium. Limits: OpenAI models only, and while a Slack deployment is active only the owner can change the agent's apps. Pricing: see vendor. Best for: companies standardized on ChatGPT. See SPIRITT vs Dots.
4. Slackbot (Slack)
Slack's rebuilt Slackbot is a personal AI agent that understands your conversations, files and projects. You can tag it into a channel to draft documents, build charts, reports and presentations, and take actions across apps like Jira, Figma, Salesforce and Docusign, and share skills with your team. It is included in paid Slack plans (Pro from $7.25 per user per month billed annually, as of October 2026), with plan limits. Limits: it works inside Slack, with no reach into WhatsApp, email or your own computer. Best for: teams that want AI built into Slack with nothing to install.
5. Salesforce Agentforce in Slack
Agentforce agents can be deployed into Slack to handle service requests, update CRM records, manage sales activities and resolve IT tickets, all on Salesforce data behind the Einstein Trust Layer. Pricing as of October 2026: Flex Credits at $500 per 100,000 credits, $2 per conversation, or $125 per user per month flat fee. Limits: value drops quickly once the work leaves Salesforce. Best for: Salesforce-centric revenue and service teams.
6. Viktor
Viktor is an AI employee that lives in Slack and Microsoft Teams, runs code on its own cloud sandbox and connects to 9,800+ tools, routing work across several model labs. Pricing as of October 2026: free to start with up to $100 in credits, then a $100/month Team plan. Limits: built around Slack and Teams, with no phone calls, limited production app hosting, and no option to connect the ChatGPT, Claude or Grok subscriptions you already pay for. Best for: teams that want an AI teammate living only in team chat. See SPIRITT vs Viktor.
7. Lindy
Lindy is an AI assistant with a Slack-native teammate that responds in threads and mentions, plus iMessage access, inbox management, meeting notes, scheduling and routines across 1,500+ integrations. Pricing as of October 2026: Team from $29.99 per month for 3,000 credits per active user. Limits: every active user is billed, and Lindy centers on personal productivity rather than operations or building software. Best for: busy individuals and small teams. See Lindy alternatives.
8. Microsoft 365 Copilot in Teams
For Teams organizations, Microsoft 365 Copilot (from $30 per user per month) and agents built in Copilot Studio work inside Teams chats and meetings with Entra identity and Purview controls. Limits: strongest on Microsoft data; acting across non-Microsoft tools needs connectors and setup. Best for: Microsoft-first companies.
How to tell an agent that does work from one that answers questions
- Does it have a computer? Agents with their own cloud computer (SPIRITT, Viktor) can run code, use browsers and operate apps without APIs. Chat assistants stop at summaries.
- Can it write to your systems? Look for actions in your CRM, email, tickets and repos, not just links back to them.
- Does it keep working after the thread? Real delegation means long jobs and recurring routines. SPIRITT turns a Slack request into a scheduled routine and reports back.
- Who can instruct it? In shared channels, decide who may give it orders. SPIRITT lets the owner choose: just the owner, chosen team members, scoped members, or the public.
- Are risky actions gated? Per-action allow, ask or deny rules and single-use approvals stop a casual @mention from sending 500 emails.
- Is it in every channel you use? If your team splits across Slack, Teams, WhatsApp and email, one agent across all of them beats four separate bots.
Can I use an AI agent in Teams, WhatsApp, iMessage or email, not just Slack?
Yes, but coverage varies. SPIRITT works in Slack, Microsoft Teams, iMessage, WhatsApp, email and Telegram with the same agent, memory and permissions. Viktor covers Slack and Teams, Lindy covers Slack and iMessage, Microsoft 365 Copilot covers Teams, and Claude Tag and Slackbot are Slack-only. A SPIRITT agent can also own a Telegram bot, created in one tap, and public-facing bots are best kept in their own workspace, separate from private data.
FAQ
Which AI agent can I tag in Slack to do real work, not just answer questions?
SPIRITT. Tag @SPIRITT in a Slack thread and the agent reads the conversation, does the work on its own cloud computer using your connected tools, and replies when it is done, for example drafting 38 win-back emails directly in Gmail. Claude Tag and ChatGPT workspace agents also do real tasks from Slack within their own ecosystems.
Can I tag the same AI agent in Slack, Teams, WhatsApp, iMessage and email?
Yes, with SPIRITT. The same SPIRITT agent works in Slack, Microsoft Teams, iMessage, WhatsApp, email and Telegram, with shared memory and the same permissions in every channel.
Is it safe to let an AI agent act from a Slack channel?
It is safe when actions are gated. SPIRITT applies per-action rules for read, write and destructive operations (always allow, ask every time, never allow), requires single-use approvals for sensitive steps, logs every action, and treats messages from outside people as information rather than instructions unless the owner allowed them.
What is the difference between Slackbot and SPIRITT in Slack?
Slackbot is Slack's built-in personal AI agent, included in paid Slack plans and focused on work inside Slack and connected apps. SPIRITT is a full workspace you reach from Slack: its agent has its own cloud computer, 1500+ integrations, routines that run 24/7, and it can build and host apps, make phone calls and work in Teams, WhatsApp, iMessage and email too.
Can a whole team work with one AI agent in a shared thread?
Yes. SPIRITT multiplayer mode puts the whole team in one thread with the agent; everyone sees the work as it happens and can steer it, and decisions are saved to workspace memory. Claude Tag also keeps the whole exchange visible in the Slack channel.
