# Webhook Tester — Send & Measure HTTP Endpoints

> Use this tool when you need to test and measure the performance of HTTP endpoints, sending custom requests and analyzing response times, status codes, and TLS handshake times. It solves problems related to API integration testing, webhook debugging, and endpoint monitoring, providing a detailed breakdown of timing and response data. The tool accepts custom headers and JSON payloads as input and returns a JSON output with status, latency, TLS time, and response body.

Canonical page: https://skillsregistry.net/skills/axel-belfort-webhook-tester  
JSON: https://api.skillsregistry.net/v1/skills/axel-belfort-webhook-tester

## Description

Webhook testing API for AI agents. Send POST/PUT/PATCH/DELETE requests to any endpoint with custom headers and JSON payloads. Measure response latency, TLS handshake time, and status codes.

Tools: api_test_webhook.

Use this for API integration testing, webhook debugging, endpoint monitoring, or health checks. Returns detailed timing breakdown.

Returns: {status, latency, tlsTime, body}. No API key required — x402 micropayment $0.002/call on Base L2.

## Trust

- **Trust score (0–1):** 0.73
- **Verification tier:** verified
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/axel-belfort/webhook-tester)
- **Repository:** <https://github.com/Br0ski777/webhook-tester-x402>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "axel-belfort-webhook-tester"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/axel-belfort-webhook-tester` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/axel-belfort-webhook-tester/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt