MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

com.agentstackdata/agentstack

Claim this listing

com.agentstackdata/agentstack

agentstackdata.comVerified

Verified AI-agent tool catalog with pricing: search, voice, MCP, automation and data APIs.

AI models & agentsSearch & web dataIoT, hardware & automation

Developer ToolsIs com.agentstackdata/agentstack down?Alternatives

11 of 22 checks passed

  • Handshake
  • Tools listed
  • Updated recently

Responded

The server completed its last measured handshake. This is an observation, not a guarantee.

Connect to server
Median latency
198 ms
Uptime, 30 days
Not measured
Last checked

Measurement details

Core

  • Pass
    Reachable

    Latest probe returned HTTP 200 in 198 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name agentstackdata.

  • Pass
    Lists tools

    tools/list returned 5 tools.

  • Pass
    Current protocol

    Negotiated 2025-11-25. The bar is 2025-06-18 or newer.

  • Pass
    HTTPS

    The endpoint URL is https.

Performance

  • Not measured
    Fast (p50)

    Median latency 198 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 198 ms over 1 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    1 of 1 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Not measured
    Stable tool list

    Fewer than two successful probes in 30 days, so tool-list stability is not measured.

Access

  • Pass
    Open access

    tools/list succeeded with no credential, and the record declares none.

  • Not measured
    Standard auth

    Auth is not required, so the OAuth metadata check does not apply.

  • Not measured
    Free tier cited

    No publisher quote has been checked.

Tools

  • Pass
    Tools described

    Every tool description is at least 20 characters.

  • Pass
    Valid input schemas

    Every inputSchema is a JSON Schema object.

  • Fail
    Parameters documented

    1 of 5 parameters have a description (20%). The bar is 80%.

  • Fail
    Safety hints

    5 tools set neither readOnlyHint nor destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Fail
    Source repo linked

    No repository URL is on file.

  • Not measured
    Repo owner matches

    This namespace is not an io.github login, so the owner comparison does not apply.

  • Pass
    Recently updated

    Updated 2026-11-04T05:15:04.556262Z, within 180 days.

  • Not measured
    Open-source licence

    No GitHub repository to ask about a licence.

Tools

  • catalog_info

    About this catalog: coverage, item count, last update, and usage terms.

    Measured

  • compare_tools

    Compare two or more tools side by side on key specs and price.

    Measured

  • get_tool

    Get the full verified record for one tool by name.

    Measured

  • list_categories

    List the catalog categories with item counts.

    Measured

  • search_tools

    Search the Agent Stack Data verified catalog of tools. Returns a compact ranked shortlist with prices and links.

    Measured

Probe history

  • ok198 ms5 tools

Status and uptime

Add badge to your README

The image links back to this page. It shows checks passed, or uptime, and the colour follows the latest status. Responses are cached for 5 to 15 minutes.

MCP Heartbeat badge

Markdown

[![MCP Heartbeat](https://mcpheartbeat.com/badge/com.agentstackdata/agentstack.svg)](https://mcpheartbeat.com/s/com.agentstackdata/agentstack)

HTML

<a href="https://mcpheartbeat.com/s/com.agentstackdata/agentstack"><img alt="MCP Heartbeat" src="https://mcpheartbeat.com/badge/com.agentstackdata/agentstack.svg"></a>

Uptime markdown

[![MCP Heartbeat uptime](https://mcpheartbeat.com/badge/com.agentstackdata/agentstack.svg?kind=uptime)](https://mcpheartbeat.com/s/com.agentstackdata/agentstack)

Served from https://mcpheartbeat.com.

Related servers

All alternatives

Same function and industry, ranked by checks passed then median latency.

Connect to this server

Claude Code

claude mcp add --transport http com-agentstackdata-agentstack https://agentstackdata.com/mcp

Cursor .cursor/mcp.json

{
  "mcpServers": {
    "com-agentstackdata-agentstack": {
      "url": "https://agentstackdata.com/mcp"
    }
  }
}

VS Code .vscode/mcp.json

{
  "servers": {
    "com-agentstackdata-agentstack": {
      "type": "http",
      "url": "https://agentstackdata.com/mcp"
    }
  }
}