Security & Testing

longwatch.dev

Create and manage standing watches that poll for alerts, enabling monitoring of specific conditions and notifications.

x402 supported1 endpoint18 known toolsFirst detected August 3, 2026Last detected September 3, 2026

ENDPOINT 1

https://longwatch.dev/mcp

No auth detected

MCP server metadata

Name: longwatch
Version: 1.0.1

Capabilities

tools.listChanged

Known tools 18

check_now

This-session snapshot only — no watch, no cursor.

Inferred read-only

create_watch

Keep watching a source between agent runs and alert when it changes.

Inferred read-only

check_web_page

Fetch a public web page now and return normalized text metadata.

Inferred read-only

watch_web_page

Monitor a public web page between agent runs and alert with added and removed text when it changes.

Inferred read-only

check_rss_feed

Read the latest items from a public RSS or Atom feed now.

Inferred read-only

watch_rss_feed

Monitor an RSS or Atom feed between agent runs and alert once per new item.

Inferred read-only

check_crypto_price

Check a CoinGecko asset price and whether it currently meets a USD threshold or 24-hour move condition.

Inferred read-only

watch_crypto_price

Monitor a crypto price between agent runs and alert once when it crosses a threshold, with hysteresis before re-arming.

Inferred read-only

check_sec_filings

Get recent SEC filings for a ticker or CIK now, with decoded 8-K items and parsed Form 4 transactions.

Inferred read-only

watch_sec_filings

Monitor a company between agent runs for new SEC filings, decoded 8-K events, and parsed Form 4 trades.

Inferred read-only

check_insider_trades

Get recent Form 4 insider transactions for a ticker or CIK, parsed into buyer/seller, shares, value, transaction type, and 10b5-1 status.

Inferred read-only

watch_insider_trades

Monitor a company between agent runs for new Form 4 insider buys, sells, grants, and tax withholding.

Inferred read-only

check_x402_endpoint

Send an unpaid request and validate the endpoint's HTTP 402 challenge, accepted networks, scheme, amount, and recipient.

Potential side effects

watch_x402_endpoint

Monitor an x402 endpoint for downtime and changes to its payment challenge, price, network, scheme, or recipient.

Potential side effects

poll_alerts

What is new since your last run.

Inferred read-only

try_watch

Create a free trial watch — no payment, no wallet, no account.

Potential side effects

poll_trial

Poll a trial watch created by try_watch.

Inferred read-only

delete_watch

Stop and delete a watch.

Potential side effects

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.longwatch]
url = "https://longwatch.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "longwatch": {
      "type": "http",
      "url": "https://longwatch.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: longwatch
Remote MCP URL: https://longwatch.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "longwatch": {
      "url": "https://longwatch.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "longwatch": {
      "type": "http",
      "url": "https://longwatch.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "longwatch",
  "transport": "streamable-http",
  "url": "https://longwatch.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

TRUST AND VERIFICATION EVIDENCE

Trust Data Available

BuiltWith Trust API v2 evidence for longwatch.dev was fetched 2026-08-12T08:55:38.749Z and is being refreshed.

Trust status Neutral

longwatch.dev is assessed as Neutral: No suspicious signals found, but no strong positive signal either

Indexed

Evidence is source-attributed and does not guarantee that a third-party server is safe. Risk labels are conservative metadata heuristics.