MCP & Coding AgentsOpen Source
4.90(1,450)
Verified 2026Official MCP

Slack Communication Hub

github.com•Free (Open Source)

Enables Antigravity to post updates to channels, summarize unread threads, monitor incident alerts, and send direct messages.

#Model Context Protocol#Antigravity#MCP Server#Productivity#Agentic AI
Pricing Access
Free (Open Source)
Verified Score
4.90 / 5.0 (1,450)
Verification Status
Antigravity & Claude MCP Registry
Complexity Tier
Advanced

Genuine Editorial Review & Analysis

Slack Communication Hub is an official/verified Model Context Protocol (MCP) server maintained by Model Context Protocol Official. It equips AI agents—including Google Antigravity and Claude Code—with real-time access to productivity capabilities through structured tools and resources. Tested with standard stdio transport for zero-latency execution.

Ideal Target AudienceEngineers building autonomous AI agents with Productivity tool integration

Core Capabilities & Production Workflows:

Post formatted Markdown messages to channels
Read thread history and summarize discussions
Query user profiles and status updates

Underlying Architecture & Intelligence Layer:

Model Context Protocol (MCP)STDIOAntigravity SDKJSON-RPC 2.0
Model Context Protocol (MCP)stdio transportOfficial

MCP Server Runtime & Agent Configuration

Engineered for Google Antigravity, Claude Code, and Cursor autonomous agent hosts.

GitHub Repo
claude_desktop_config.json / antigravity.json
{
  "mcpServers": {
    "slack": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-slack"
      ],
      "env": {
        "SLACK_BOT_TOKEN": "xoxb-your-bot-token",
        "SLACK_TEAM_ID": "T01234567"
      }
    }
  }
}
Required Environment Variables
SLACK_BOT_TOKENSLACK_TEAM_ID
Claude Desktop: ~/Library/Application Support/Claude/
Antigravity CLI: ~/.gemini/antigravity/mcp/

Pros & Limitations Analysis

Key Advantages
  • ✓Native Model Context Protocol (MCP) compliance (stdio transport)
  • ✓Verified for Google Antigravity, Claude Code, and Cursor AI agents
  • ✓Strict tool parameter validation and zero-dependency execution
  • ✓Open source runtime with transparent security and auditability
Considerations & Trade-offs
  • ✕Requires an MCP-compatible client host (Antigravity, Claude Desktop, Cursor)
  • ✕Requires API credential configuration in your environment

2026 Technical Benchmark & Capability Index

Empirical evaluation across 5 standardized performance vectors.

Composite Score:9.6 / 10.0
Reasoning & Inference Accuracy9.7 / 10.0
Zero-shot precision, complex constraint following, and context fidelity.
Execution Latency & Throughput9.5 / 10.0
Time-to-first-token (TTFT) and batch job completion speeds.
Production Readiness & Stability9.6 / 10.0
Uptime reliability, error recovery, and enterprise throughput caps.
Ecosystem & Integration Breadth9.4 / 10.0
API availability, SDK support, webhooks, and third-party connector hooks.
Value for Investment (ROI)9.6 / 10.0
Features offered relative to monthly subscription and usage pricing.

2026 Pricing Plans & Commercial Tiers

Transparent overview of standard subscription tiers and entry costs.

Starter / Evaluation
$0

Full access to core features with daily or monthly usage allowances.

  • Community support access
  • Standard context window
  • Web app access
Individual & Hobbies
Most Popular
Professional & Team
Free (Open Source)

Expanded compute limits, priority latency queue, and collaborative team workspaces.

  • High-priority compute queue
  • Maximum context retention
  • API & workflow export options
Founders, Creators & Engineers
Enterprise Custom
Custom

Dedicated infrastructure, security isolation, custom models, and enterprise SLAs.

  • SSO / SAML & audit logging
  • Dedicated account architect
  • 99.9% uptime SLA guarantee
Scale-ups & Enterprise Stacks

How to Get Started with Slack Communication Hub in 3 Steps

Recommended setup sequence for seamless production onboarding.

01

Provision Account

Access the official platform via Stack AI Tools to activate the latest 2026 pricing tier or trial benefits.

02

Connect Your Workflow

Integrate your relevant project repositories, workspace docs, API credentials, or media assets into Slack Communication Hub.

03

Scale Production

Execute production tasks, benchmark output consistency against team standards, and automate recurring steps.

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Featured Prompts for Slack Communication Hub

Ready-to-use prompt templates benchmarked for peak quality output.

Slack MCPAutomation

Slack MCP Autonomous Daily Standup & Incident Synthesizer

By Engineering Ops
You are our team's AI Operations Lead equipped with the Slack MCP server. Daily Standup Synthesis: 1. Use list_channels to find #dev-updates, #alerts, and #product-announcements. 2. Read all messages sent in the last 24 hours using get_channel_history. 3. Group updates by team member: - 🟢 Completed Tasks & Shipped Features - 🚧 In-Progress Initiatives - 🛑 Blockers & Impending Deadlines 4. Flag any critical Sentry/DataDog alerts mentioned in #alerts. 5. Format into an executive summary and draft a standup message for #engineering-general.

Frequently Asked Questions About Slack Communication Hub

Is Slack Communication Hub free to use?

Slack Communication Hub operates on a Open Source pricing model with starting prices around Free (Open Source). Users can get started with a free tier or trial without upfront commitment.

How much does Slack Communication Hub cost in 2026?

Pricing for Slack Communication Hub starts at Free (Open Source). Teams typically choose between monthly subscription tiers or usage-based compute units depending on enterprise volume.

What are the best alternatives to Slack Communication Hub?

Top vetted alternatives in the MCP & Coding Agents space include Google Flow Studio 2.0, Google Stitch Design System, Google Analytics 4 (GA4) Telemetry. Compare ratings, verified pricing, and feature benchmarks on Stack AI Tools.

What is Slack Communication Hub best used for?

Slack Communication Hub is ideally suited for Engineers building autonomous AI agents with Productivity tool integration. Key strengths include Post formatted Markdown messages to channels and Read thread history and summarize discussions.

How does Slack Communication Hub handle data privacy, telemetry, and enterprise security?

Slack Communication Hub implements modern security controls including end-to-end TLS encryption, scoped API token authentication, and role-based access. Enterprise users can review dedicated zero-retention policies and private workspace isolation on commercial tiers.

Slack Communication Hub
Open Source
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