WebhookTest.net MCP server
Anonymous webhook capture, inspection, waiting, and response configuration for AI agents.
Little public usage data yet
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If you have run it, two minutes of your experience saves the next person an afternoon.
WebhookTest.net tools (8, 2 write)
write = sends, deletes, buys or postsclear_webhooksFreePermanently delete every capture in a bucket. Requires confirm=true.
configure_webhook_responseFreeSet the status, content type, body, safe response headers, and a delay up to 10 seconds returned by the webhook endpoint.
create_webhook_bucketwrite actionFreeCreate an anonymous temporary webhook capture bucket. The returned bucket ID is a bearer capability and expires after 15 days of inactivity.
delete_webhook_bucketwrite actionFreePermanently delete a bucket and all of its captures. Requires confirm=true.
get_webhookFreeRead one webhook capture scoped to its bucket. Sensitive headers and query values are redacted by default.
get_webhook_bucketFreeRead a bucket name and its configured HTTP response settings.
list_webhooksFreeList webhook capture summaries in newest-first order using cursor pagination.
wait_for_webhookFreeReturn the latest capture, wait for a newer capture, or report received=false after the timeout.
Public scan report
scanner v0.1.9 · 2026-09-24 · same rubric, same numbers if you re-run it
- –Code scanremote-only server, no package to scann/a
- Live reliabilityremote reachable in 1514ms20/20
- Tool poisoning8 tool descriptions checked15/15
- Auth qualityopen endpoint exposes 2 write-action tools with no auth3/15
- Maintenanceno repository listed3/15
- Maintainer identityverified namespace with website, no repo4/10
Findings (2)
- highWrite-action tools reachable without authentication
auth.open-write - lowNo source repository listed
maint.no-repo
Install directly
claude mcp add --transport http webhook-tester https://webhooktest.net/mcp
WebhookTest.net: common questions
- Is WebhookTest.net MCP server safe?
- With care: it is graded C, so read the findings first (60/100). Read the WebhookTest.net safety report
- How do I install WebhookTest.net?
- It runs remotely at webhooktest.net. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.
- Does WebhookTest.net need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is WebhookTest.net maintained?
- The latest release is v1.0.1.
- Is WebhookTest.net up?
- 100% of our last 19 checks got an answer. We check remote servers about four times a day.