# BuiltWith, $295 monthly: Company discovery API

> The BuiltWith Lists API provides XML and JSON access to lists of websites using particular web technologies across the entire internet.

BuiltWith's company discovery API on its Basic plan. It returns 6 of the 13 key fields we check: Industry, Technologies, Employees, Social profiles, Headquarters, Phones.
You pay $295 a month. BuiltWith limits how many pages you get but gives no number.
We haven't run BuiltWith through [our company discovery API benchmark](https://datacircle.dev/best-company-discovery-api.txt) yet.
This plan costs $295 a month. We rank 752 plans for company discovery APIs by price. Half the plans cost $1.188 per 1,000 companies or less.
[StackScan's $189 monthly plan](https://datacircle.dev/company-discovery-apis/stackscan/189-monthly-enterprise-post-v1-tech-lookup-lists/llms.txt) is the cheapest paid plan per 1,000 companies: as little as $0.0000015. StackScan's $189 monthly plan covers up to 259,200 pages a month at no extra cost. Each page holds 500,000 companies.
[PeopleSearch.im's $5 pack](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) covers any number of companies. PeopleSearch.im's $5 pack costs less up front than StackScan's $189 monthly plan.
[GetProspect](https://datacircle.dev/company-discovery-apis/getprospect/49-monthly/llms.txt), [Hunter](https://datacircle.dev/company-discovery-apis/hunter/49-monthly-starter-post-discover/llms.txt) and [PeopleSearch.im](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) are the best company discovery API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-discovery-apis/builtwith/295-monthly
- [Company discovery API: 60+ providers compared](https://datacircle.dev/best-company-discovery-api.txt)
- Get it: https://builtwith.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Request: `GET https://api.builtwith.com/lists13/api.json`
- API key: with the plan, on https://builtwith.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Its API docs: https://api.builtwith.com/lists-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Sold by: BuiltWith (https://builtwith.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing)
- Checked: 2026-11-02

## In the answer

- Completeness: 46%
- Industry: ✓
- Technologies: ✓
- Employees: ✓
- Social profiles: ✓
- Headquarters: ✓
- Phones: ✓

## Price

- Per: page, size not stated
- Billing: monthly
- $ a month: $295

## Aggregators

- Aggregators: none

## Charges

- Also pays for: Domain API (2,000 API credits a month) · Bulk Domain API (2,000 API credits a month) · Relationships API (2,000 API credits a month) · Company to URL API (2,000 API credits a month) · Tags API (2,000 API credits a month) · Recommendations API (2,000 API credits a month) · Redirects API (2,000 API credits a month) · Keywords API (2,000 API credits a month) · Product API (2,000 API credits a month) · Trust API (2,000 API credits a month) · Vector Search API (2,000 API credits a month) · Ask API (2,000 API credits a month) · VAT API (2,000 API credits a month) · Keyword Search API

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: The BuiltWith Lists API provides XML and JSON access to lists of websites using particular web technologies across the entire internet.

## Data

- Freshness: 1 week
- Countries: Worldwide
- Keep data: store report or API data privately for internal use, not the entire database
- Use data: a limited, non-exclusive, non-transferable, non-sublicensable license to access and use the Service solely for internal business purposes. You must not: republish material from this website, reproduce or distribute BuiltWith data publicly, store the entire database in any electronic retrieval system, use automated systems or software to extract data from the Service except through authorized APIs, attempt to replicate the BuiltWith database, resell, redistribute, sublicense, or commercially exploit BuiltWith data [...] Users may not access or use the Service for the purpose of building, enhancing, or maintaining a competing product or service [...] Use of the Service for competitive intelligence against BuiltWith or for development of a competing service is strictly prohibited. [...] Use of the Service for the purpose of benchmarking, evaluating, or developing a competing product or service is prohibited. [...] Telephone numbers provided by the Service must not be used for marketing purposes.

## Plan

- Pay: $295

## Rate limit

- Per second: 10
- Concurrent: 8
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: TECH. Optional: OTHERTECHS, META, COUNTRY, OFFSET, SINCE, ALL, SPEND, REVENUE, SKU, FOLLOWERS, EMPLOYEES, SITEMAP, PAGERANK, BWRANK, TRANCO, MAJESTIC, BWS, ECAT, AIM, AIO, AIR, AIV
- Method: GET
- Path: /lists13/api.json

## About the plan

- Plan: Basic
- Who can get it: businesses: BuiltWith does not provide or sell data services to consumers

## The 25 fields the plan's answer can hold

domain, technology locations, technology first seen, technology last seen, technology spend, product count, sales revenue, followers, employee count, Page Rank traffic rank, Tranco traffic rank, Majestic link rank, Umbrella traffic rank, company name, city, postal code, state, country, industry, primary business, phone numbers, emails, social profiles, employee job title, next offset

## BuiltWith's plans (6)

- [BuiltWith, $295 monthly](https://datacircle.dev/company-discovery-apis/builtwith/295-monthly/llms.txt): 46% complete, 1 week
- [BuiltWith, $495 monthly](https://datacircle.dev/company-discovery-apis/builtwith/495-monthly/llms.txt): 46% complete, 1 week
- [BuiltWith, $995 monthly](https://datacircle.dev/company-discovery-apis/builtwith/995-monthly/llms.txt): 46% complete, 1 week
- [BuiltWith, $2,950 yearly](https://datacircle.dev/company-discovery-apis/builtwith/2950-yearly/llms.txt): 46% complete, 1 week
- [BuiltWith, $4,950 yearly](https://datacircle.dev/company-discovery-apis/builtwith/4950-yearly/llms.txt): 46% complete, 1 week
- [BuiltWith, $9,950 yearly](https://datacircle.dev/company-discovery-apis/builtwith/9950-yearly/llms.txt): 46% complete, 1 week

## BuiltWith's calls for this API (1)

- `GET /lists13/api.json`: [BuiltWith, $295 monthly](https://datacircle.dev/company-discovery-apis/builtwith/295-monthly/llms.txt)

## BuiltWith's APIs (2)

- [BuiltWith: tech stack API pricing, 9 plans](https://datacircle.dev/company-technology-apis/builtwith/pay-as-you-go/llms.txt)
- [BuiltWith: company discovery API pricing, 6 plans](https://datacircle.dev/company-discovery-apis/builtwith/295-monthly/llms.txt)

## BuiltWith: company discovery API alternatives

- [Swarmhit, $16.90 monthly](https://datacircle.dev/company-discovery-apis/swarmhit/16-90-monthly/llms.txt): 62% complete, 1 week
- [CBEAPI, €9 monthly, Daily, GET /v1/juridical-forms/{code}/companies](https://datacircle.dev/company-discovery-apis/cbeapi/9-monthly-daily-get-v1-juridical-forms-code-companies/llms.txt): 31% complete, 1 day
- [FetchLayer, $25 monthly](https://datacircle.dev/company-discovery-apis/fetchlayer/25-monthly/llms.txt): 31% complete, live
- [Olostep, $9 monthly](https://datacircle.dev/company-discovery-apis/olostep/9-monthly/llms.txt): 31% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

- https://api.builtwith.com/domain-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://api.builtwith.com/lists-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://api.builtwith.com/llms-full.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://api.builtwith.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://api.builtwith.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://api.builtwith.com/x402-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://builtwith.com/all-products?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://builtwith.com/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://builtwith.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://builtwith.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://kb.builtwith.com/general-questions/plans-and-pricing-explained?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://payments.builtwith.com/v1/mpp/catalog?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing