SlingHook runs on your own machine — the client starts it, so there is no endpoint to ping. 60 installs a week from npm. Last commit 9 Nov 2026.
Inspect, debug and replay captured webhooks (Stripe, GitHub, Shopify) from your AI agent.
Today is the operative word: we check SlingHook every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add slinghook -- npx -y slinghook
{
"mcpServers": {
"slinghook": {
"command": "npx",
"args": [
"-y",
"slinghook"
]
}
}
}
[mcp_servers.slinghook]
command = "npx"
args = ["-y", "slinghook"]
{
"mcpServers": {
"slinghook": {
"command": "npx",
"args": [
"-y",
"slinghook"
]
}
}
}
{
"servers": {
"slinghook": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"slinghook"
]
}
}
}
Optional settings from the registry entry, left out of the block above:
SLINGHOOK_TOKEN (SlingHook API token (shk_...). Optional after running `npx slinghook login` once), SLINGHOOK_SERVER (Server URL. Defaults to https://slinghook.co.za; set it for a self-hosted server).
Webhook URLs for AI agents: receive, wait for, replay, sign and verify webhooks (Stripe, GitHub…).
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Answers built from our own checks of this server.