Har Viewer

Network REST API MCP

Parse HAR 1.x JSON and return each entry’s method, URL, status, size, time, and MIME type. Request bodies, cookies, and headers are omitted. Convert a HAR to curl with har_to_curl.

This page documents the HTTP endpoint POST /api/tools/har-viewer/execute. See the MCP reference →

Call it over REST

POST https://api.findutils.com/api/tools/har-viewer/execute · no API keys · 60 requests/min per IP

Execute — verified arguments

curl -X POST https://api.findutils.com/api/tools/har-viewer/execute \
  -H "Content-Type: application/json" \
  -d '{
    "har": "{\"log\":{\"version\":\"1.2\",\"entries\":[{\"time\":12,\"request\":{\"method\":\"GET\",\"url\":\"https://example.com/\"},\"response\":{\"status\":200,\"statusText\":\"OK\",\"content\":{\"size\":10,\"mimeType\":\"text/plain\"}}}]}}"
  }'

Parameter schema for this endpoint

curl https://api.findutils.com/api/tools/har-viewer

Interactive docs · OpenAPI 3.1 spec · All REST tools

Input schema

Argument Type Required Description
har string yes HAR 1.x JSON text (DevTools export with log.entries).

Example arguments (verified)

{
  "har": {
    "log": {
      "version": "1.2",
      "entries": [
        {
          "time": 12,
          "request": {
            "method": "GET",
            "url": "https://example.com/"
          },
          "response": {
            "status": 200,
            "statusText": "OK",
            "content": {
              "size": 10,
              "mimeType": "text/plain"
            }
          }
        }
      ]
    }
  }
}

Arguments that carry JSON as a string are shown decoded for readability. The Copy button copies the exact wire arguments.

Also an MCP tool

Claude, Cursor, and any MCP client can call this tool as findutils:har_viewer after one connect command.

Connect once

claude mcp add findutils --transport http https://mcp.findutils.com/
Open the MCP reference for Har Viewer →

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