# TechnologyChecker, free, Free, GET /v1/domain/{domain}/history: Company technology API

> Get the full technology history for a domain, including removed technologies with active/removed status and dates. Track technology adoption and removal over time.

TechnologyChecker's company technology API on its Free plan, $0.00 per 1,000 companies. 3 of the 13 key fields: Technology, Categories, When and where seen.

- This page: https://datacircle.dev/company-technology-apis/technologychecker/free-free-get-v1-domain-domain-history
- Get it: https://technologychecker.io/pricing
- Its API docs: https://technologychecker.io/docs/api-reference/domain-technologies/get-domain-tech-history-api
- Sold by: TechnologyChecker (https://technologychecker.io)
- Checked: 2026-10-20

## In the answer

- Completeness: 23%
- Technology: ✓
- Categories: ✓
- When and where seen: ✓

## Price

- $ per 1,000: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Per: call
- Also pays for: Signal types index · Alerts: create, read, edit, test, delivery log · Audience create-from-upload, read, rename, delete, members · Lead list search, tech map, count preview, list, preview, export, delete · Usage, credits and key management · from the same budget: Domain lookup · Domain tech changes · Find domains by technology · Technology lookup / search · Technology stats and trends · Market share · Get companies by technology · Company lookup · Company search · Batch company lookup (1 per domain) · Adoption, churn, switch and whitespace signals · Audience technology report · Audience breakdown · Segment technology stats · Build a computed audience · Live technology lookup · AI extractor · Lead list creation (1 per delivered row) · Signal CSV export (1 per exported row) · Churn validation · Audience refresh crawl · Alert crawl cadence

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Get the full technology history for a domain, including removed technologies with active/removed status and dates. Track technology adoption and removal over time.

## Data

- Freshness: stored
- Keep data: Cached data must be refreshed at intervals consistent with your subscription plan
- Use data: You may integrate API data into your internal business applications, CRM systems, and workflows [...] You may not redistribute raw API data to third parties or make it publicly accessible without our written consent [...] You may not use API data to create a competing technology detection service or database [...] You must comply with all applicable data protection laws when processing personal data obtained through the API [...] The following activities are strictly prohibited: [...] Reselling, redistributing, sublicensing, or otherwise making the Service or its data available to third parties without our prior written consent [...] Using the Service or its data to build a competing product, service, or database [...] Using the Service to send unsolicited commercial communications (spam), including bulk emails, cold calls, or messages to contacts obtained through the Service without a legitimate legal basis

## Plan

- Pay: $0
- You get: 100 credits a month
- Enough for: 100 calls a month
- Expires: at the monthly reset, credits don't roll over

## Rate limit

- Per second: 1
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: domain (in the path)
- Method: GET
- Path: /v1/domain/{domain}/history

## About the plan

- Plan: Free
- Who can get it: anyone 18 or over, for individual evaluation: the free plan may not be used for commercial-scale operations

## The 7 fields the plan's answer can hold

domain, technologies, technology ID, technology category, technology status, technology first seen, technology last seen

## TechnologyChecker's plans (6)

- [TechnologyChecker, free, Free, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/free-free-get-v1-domain-domain-history/llms.txt): $0.00 per 1,000, 23% complete, stored
- [TechnologyChecker, $89 monthly, Pro, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/89-monthly-pro-get-v1-domain-domain-history/llms.txt): $8.90 per 1,000, 23% complete, stored
- [TechnologyChecker, $249 monthly, Scale, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/249-monthly-scale-get-v1-domain-domain-history/llms.txt): $4.98 per 1,000, 23% complete, stored
- [TechnologyChecker, $890 yearly, Pro, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/890-yearly-pro-get-v1-domain-domain-history/llms.txt): $7.417 per 1,000, 23% complete, stored
- [TechnologyChecker, $2,490 yearly, Scale, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/2490-yearly-scale-get-v1-domain-domain-history/llms.txt): $4.15 per 1,000, 23% complete, stored
- [TechnologyChecker, contact us, Enterprise, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/contact-us-enterprise-get-v1-domain-domain-history/llms.txt): 23% complete, stored

## TechnologyChecker's calls (5)

- `GET /v1/domain/{domain}/changes`: [TechnologyChecker, free, Free, GET /v1/domain/{domain}/changes](https://datacircle.dev/company-technology-apis/technologychecker/free-free-get-v1-domain-domain-changes/llms.txt)
- `GET /v1/domain/{domain}/history`: [TechnologyChecker, free, Free, GET /v1/domain/{domain}/history](https://datacircle.dev/company-technology-apis/technologychecker/free-free-get-v1-domain-domain-history/llms.txt)
- `GET /v1/domain/{domain}`: [TechnologyChecker, free, Free, GET /v1/domain/{domain}](https://datacircle.dev/company-technology-apis/technologychecker/free-free-get-v1-domain-domain/llms.txt)
- `POST /v1/technology-lookup-live`: [TechnologyChecker, free, Free, POST /v1/technology-lookup-live](https://datacircle.dev/company-technology-apis/technologychecker/free-free-post-v1-technology-lookup-live/llms.txt)
- `GET /v1/technology-lookup-live`: [TechnologyChecker, free, Free, GET /v1/technology-lookup-live](https://datacircle.dev/company-technology-apis/technologychecker/free-free-get-v1-technology-lookup-live/llms.txt)

## Similar plans of other providers

- [DataForSEO, free](https://datacircle.dev/company-technology-apis/dataforseo/free/llms.txt): $0.00 per 1,000, 54% complete, stored
- [ZoomInfo, free](https://datacircle.dev/company-technology-apis/zoominfo/free/llms.txt): $0.00 per 1,000, 15% complete, stored
- [BuiltWith, $9,950 yearly](https://datacircle.dev/company-technology-apis/builtwith/9950-yearly/llms.txt): $8.292 per 1,000, 85% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-20.

- https://technologychecker.io/docs/api-reference/credits
- https://technologychecker.io/docs/api-reference/domain-technologies/get-domain-tech-history-api
- https://technologychecker.io/docs/api-reference/openapi.json
- https://technologychecker.io/docs/api-reference/rate-limits
- https://technologychecker.io/docs/features/our-data
- https://technologychecker.io/pricing
- https://technologychecker.io/terms-of-use