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OpenTag Review

OpenTag is an AI coworker that integrates with team collaboration tools like Slack and Microsoft Teams to automate tasks and manage routine work efficiently.

shipped Aug 28, 2026productivityfreemium
productivity
OpenTag — product screenshot

Why it matters

1Integrates with Slack and Microsoft Teams for AI assistance.
2Offers an open-source core for self-hosting and customization.
3Features model-agnostic AI integration, supporting various coding agents.
4Aims for 70% lower model spend compared to alternatives.

About OpenTag

Funding
Backed by Y Combinator
Platforms
Web, Slack, Microsoft Teams
Target Audience
Teams and organizations seeking AI collaboration tools

Pricing Plans

Free Tier
Free
  • • Basic AI assistant functionality
  • • Integration with Slack and Teams

Leadership

Tony Kam

Investors

Y Combinator

Specs

API Docs

View Documentation →

API Available

Yes, public API

overview

What is OpenTag?

OpenTag is an AI coworker tool developed by Tony Kam and Shelden Shi that enables teams and organizations to automate tasks and manage routine work efficiently within collaboration platforms. It integrates directly into Slack and Microsoft Teams, acting as a proactive assistant with full context on a company's operations to answer questions, join calls, and automate workflows. The tool was founded in 2026 and is backed by Y Combinator.

features

Key Features of OpenTag

OpenTag provides a suite of features designed to enhance team productivity and knowledge management within existing collaboration environments. Its core functionality revolves around context-aware AI assistance and workflow automation.

  • Model-agnostic AI integration, supporting agents like Claude Code, Codex, and Cursor.
  • Automated task management, including triaging issues and managing revert requests in GitHub and Sentry.
  • Automatic wiki and knowledge base updates based on team conversations and decisions.
  • Compatibility with major team collaboration tools: Slack and Microsoft Teams.
  • Workflow automation by identifying and building automations for repetitive processes.
  • Contextual assistance within Slack channels, providing relevant answers and suggestions.
  • Integration with developer tools such as GitHub (issues, PRs, reviews) and Linear (reading issues).
  • Business operations integrations with Chargebee (subscriptions, invoices) and Stripe (payments, customers).
  • Open-source availability of the coworker, policies, and portal on GitHub for self-hosting.

use cases

Who Should Use OpenTag?

OpenTag is designed for teams and organizations seeking to streamline operations, improve knowledge management, and automate routine tasks within their existing communication platforms. Its capabilities are particularly beneficial for roles involved in development, operations, and general team collaboration.

  • Development Teams: For automated task management, issue triage, and integration with GitHub and Sentry.
  • Operations Teams: For automating routine workflows and maintaining up-to-date knowledge bases.
  • Project Managers: For ensuring company wikis and documentation remain current with project decisions.
  • Customer Support Teams: For leveraging contextual information from integrated tools like Zendesk.
  • Small to Medium Businesses: For efficient management of routine work and reducing operational overhead.

how to use

How to Use OpenTag

OpenTag integrates directly into team collaboration platforms like Slack and Microsoft Teams. Users can get started by deploying the open-source coworker or utilizing the hosted service.

  • 1Step 1: Integration: Connect OpenTag to your Slack or Microsoft Teams workspace.
  • 2Step 2: Context Provisioning: Allow OpenTag to access relevant company data and communication channels to build its knowledge base.
  • 3Step 3: Task Delegation: Assign routine tasks or ask questions directly within your team channels.
  • 4Step 4: Workflow Automation: Identify repetitive processes for OpenTag to automate, such as triaging issues or updating documentation.
  • 5Step 5: Knowledge Management: Leverage OpenTag to automatically update and maintain your company's wiki and knowledge base.
  • 6Step 6: Customization (Optional): For advanced users, self-host the open-source coworker and customize its policies and integrations.

pricing

OpenTag Pricing & Plans

OpenTag operates on a freemium model, offering a free tier for basic usage. The pricing structure is designed to charge for the work OpenTag completes within Slack, rather than on a per-seat basis, aiming for cost efficiency.

  • Free Tier: Free access with core functionalities.

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Pros

  • +Deep integration with Slack and Microsoft Teams for in-context assistance.
  • +Open-source core allows for self-hosting, customization, and enhanced data privacy.
  • +Model-agnostic design supports various AI coding agents (Claude Code, Codex, Cursor).
  • +Automates routine tasks and keeps company knowledge bases automatically updated.
  • +Pricing model based on work completed, not per seat, potentially reducing costs.
  • +Backed by Y Combinator, indicating recent development and potential for growth.

Cons

  • −As a recently launched tool (founded 2026), long-term stability and feature set are still evolving.
  • −Requires initial setup and context provisioning to fully leverage company-specific knowledge.
  • −Reliance on integrations means performance can be affected by external platform changes.
  • −Specific user reviews are still emerging due to its recent entry into the market.
  • −While model-agnostic, users may need to manage different AI models for optimal performance.

Policies

Pricing Page

View Pricing→

Similar Tools

OpenTag vs Competitors

OpenTag distinguishes itself in the AI coworker market through its deep integration with communication platforms, open-source nature, and model-agnostic design. It focuses on actionable work and contextual awareness within a company's specific operational environment.

1

Gini

An AI coworker that lives in Slack, connects to your tools, and completes reports, follow-ups, triage, and recurring work in the channel.

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2

Viktor

An autonomous AI coworker for Slack and Microsoft Teams that connects to 3,200+ business tools with read/write access to perform tasks.

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3

Coworker AI

An AI assistant that connects to 50+ tools like Slack, Salesforce, and Jira with read and write access to act across your stack.

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4

Slack AI / Agentforce

Slack's native AI features and agent technology that enables teams to integrate and collaborate with AI agents as teammates for workflow automation.

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