# BuiltWith API: Get website technologies

> Gets the technologies shown in a website's free BuiltWith profile, grouped in the order BuiltWith displays them. A company name is matched to its official website through a public web search.

Unofficial. Not affiliated with or endorsed by BuiltWith.

- Page: https://fous.com/methods/builtwith.com/get-website-technologies
- Method: `builtwith.com/get_website_technologies`, version 1
- Website: builtwith.com
- Returns: domain, website used, BuiltWith page link, technologies with name, type, description, detection dates when shown, technology link
- Effect: read (it gets data and changes nothing)
- Sign-in: none needed
- Cost: 1 credit per completed run (1¢ with pay as you go); failed runs are free
- Verified: Nov 2, 2026

## Inputs

| Field | Type | Required | In the run below | Description |
|---|---|---|---|---|
| `website` | string | yes | `"shopify.com"` | Website domain or company name, for example shopify.com or Allbirds. |

## Output

From a run on Oct 31, 2026, shortened. Its input:

```json
{
  "website": "shopify.com"
}
```

Its output:

```json
{
  "domain": "shopify.com",
  "technologies": [
    {
      "type": "Analytics and Tracking",
      "description": "Hubspot provides marketing information and leads via inbounding marketing software.",
      "last_detected": null,
      "first_detected": null,
      "technology_link": "https://trends.builtwith.com/analytics/Hubspot",
      "technology_name": "Hubspot"
    },
    {
      "type": "Analytics and Tracking",
      "description": "Salesforce is a leading platform for cloud based web apps.",
      "last_detected": null,
      "first_detected": null,
      "technology_link": "https://trends.builtwith.com/analytics/Salesforce",
      "technology_name": "Salesforce"
    },
    {
      "type": "Analytics and Tracking",
      "description": "A heatmap, survey, feedback and funnel application.",
      "last_detected": null,
      "first_detected": null,
      "technology_link": "https://trends.builtwith.com/analytics/Hotjar",
      "technology_name": "Hotjar"
    }
  ],
  "website_used": "https://shopify.com",
  "builtwith_page_link": "https://builtwith.com/shopify.com"
}
```

## Run it

From code, with a Fous API key in `FOUS_API_KEY`; the answer's `data` holds the output:

```bash
curl https://api.fous.com/v1/runs \
  -H "Authorization: Bearer $FOUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"method":"builtwith.com/get_website_technologies","input":{"website":"shopify.com"}}'
```

From an AI agent connected to the Fous MCP server: its `run` with the same method and input. To connect one, give it `set up https://fous.com/SKILL.md`.

## Ask your agent

- What tech stack is allbirds.com running? I need the list of technologies with their categories and when they were first detected.
- Pull the BuiltWith profile for Patagonia and list every technology they use, grouped by type.
- Find out which analytics, CMS, and payment tools glossier.com uses, with a link to each technology.
- Look up the technologies on notion.so according to BuiltWith, including detection dates where available.
- Which ecommerce platform and marketing tools does the company Warby Parker use on its website?

## Input schema

```json
{
  "type": "object",
  "required": [
    "website"
  ],
  "properties": {
    "website": {
      "type": "string",
      "description": "Website domain or company name, for example shopify.com or Allbirds."
    }
  }
}
```

## Output schema

```json
{
  "type": "object",
  "required": [
    "domain",
    "website_used",
    "builtwith_page_link",
    "technologies"
  ],
  "properties": {
    "domain": {
      "type": "string"
    },
    "technologies": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "technology_name",
          "type",
          "description",
          "first_detected",
          "last_detected",
          "technology_link"
        ],
        "properties": {
          "type": {
            "type": "string"
          },
          "description": {
            "type": [
              "string",
              "null"
            ]
          },
          "last_detected": {
            "type": [
              "string",
              "null"
            ],
            "description": "YYYY-MM-DD when shown; otherwise null."
          },
          "first_detected": {
            "type": [
              "string",
              "null"
            ],
            "description": "YYYY-MM-DD when shown; otherwise null."
          },
          "technology_link": {
            "type": [
              "string",
              "null"
            ]
          },
          "technology_name": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "website_used": {
      "type": "string",
      "description": "Website selected for the lookup."
    },
    "builtwith_page_link": {
      "type": "string"
    }
  },
  "additionalProperties": false
}
```

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