# Siftwright, $29 monthly: Tech stack API

> Paste domains and get the CMS, ecommerce platform, frameworks, analytics, hosting, email provider and DNS provider of each one. Every detection shows the header, tag, script or DNS record that proves it.

Siftwright's tech stack API on its Starter plan. It costs $2.90 per 1,000 companies. Siftwright's docs list 2 of the 13 fields on our checklist: Technology, Categories.
We haven't run Siftwright through [our tech stack API benchmark](https://datacircle.dev/best-tech-stack-api.txt) yet.
Half of the 384 plans we rank by price cost $5.00 per 1,000 companies or less. This plan costs less per 1,000 companies than 61% of the 384 plans.
[cl0q's $50 monthly plan](https://datacircle.dev/company-technology-apis/cl0q/50-monthly/llms.txt) is the cheapest paid plan per 1,000 companies: $0.0042.
[GetProspect's $49 monthly plan](https://datacircle.dev/company-technology-apis/getprospect/49-monthly/llms.txt) covers any number of companies. GetProspect's $49 monthly plan costs less up front than cl0q's $50 monthly plan.
[JobsPipe](https://datacircle.dev/company-technology-apis/jobspipe/149-monthly-growth-post-v1-stack-scan/llms.txt), [DetectZeStack](https://datacircle.dev/company-technology-apis/detectzestack/79-monthly-mega-get-analyze/llms.txt) and [GetProspect](https://datacircle.dev/company-technology-apis/getprospect/49-monthly/llms.txt) are the best tech stack API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-technology-apis/siftwright/29-monthly
- [Tech stack API: find a company's technologies](https://datacircle.dev/best-tech-stack-api.txt)
- Get it: https://siftwright.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Request: `POST https://siftwright.com/v1/tech-stack`
- API key: with the plan, on https://siftwright.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Its API docs: https://siftwright.com/docs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing#tech-stack
- Sold by: Siftwright (https://siftwright.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 15%
- Technology: ✓
- Categories: ✓

## Price

- $ per 1,000 companies: $2.90
- Per: result
- Billing: monthly
- $ a month: $29

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: POST /v1/youtube-transcript · POST /v1/screenshot · POST /v1/google-news · POST /v1/pqc-scan · POST /v1/contact-details · Apple App Store reviews endpoint (POST /v1/app-store-reviews) · POST /v1/ats-jobs · POST /v1/domain-whois

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Paste domains and get the CMS, ecommerce platform, frameworks, analytics, hosting, email provider and DNS provider of each one. Every detection shows the header, tag, script or DNS record that proves it.

## Data

- Freshness: live
- Keep data: no limit
- Use data: You're responsible for how you use the tools and the data they return. Use them lawfully, respect the terms and rights of the websites and services you access, and don't use them to harm others or to collect personal data without a lawful basis.

## Plan

- Pay: $29
- You get: 10,000 results a month
- Enough for: 10,000 results a month
- Expires: end of billing period

## Rate limit

- Per second: 1
- Batch: 20

## Speed

- Answer: in the call

## The call

- You send: one of url or urls. Optional: includeDns
- Method: POST
- Path: /v1/tech-stack

## About the plan

- Plan: Starter
- Who can get it: anyone

## The 15 fields the plan's answer can hold

domain, final URL, status, generator, technology count, technology names, technologies, technology name, technology categories, technology version, technology evidence, technologies by category, DNS records, results returned, credits used

## Siftwright's plans (4)

- [Siftwright, $29 monthly](https://datacircle.dev/company-technology-apis/siftwright/29-monthly/llms.txt): $2.90 per 1,000, 15% complete, live
- [Siftwright, $99 monthly](https://datacircle.dev/company-technology-apis/siftwright/99-monthly/llms.txt): $1.98 per 1,000, 15% complete, live
- [Siftwright, $299 monthly](https://datacircle.dev/company-technology-apis/siftwright/299-monthly/llms.txt): $1.196 per 1,000, 15% complete, live
- [Siftwright, $999 monthly](https://datacircle.dev/company-technology-apis/siftwright/999-monthly/llms.txt): $0.666 per 1,000, 15% complete, live

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

- `POST /v1/tech-stack`: [Siftwright, $29 monthly](https://datacircle.dev/company-technology-apis/siftwright/29-monthly/llms.txt)

## Siftwright's APIs (5)

- [Siftwright: App Store review API pricing, 4 plans](https://datacircle.dev/app-store-review-apis/siftwright/29-monthly/llms.txt)
- [Siftwright: news API pricing, 4 plans](https://datacircle.dev/news-apis/siftwright/29-monthly/llms.txt)
- [Siftwright: company open jobs API pricing, 4 plans](https://datacircle.dev/company-open-job-apis/siftwright/29-monthly/llms.txt)
- [Siftwright: tech stack API pricing, 4 plans](https://datacircle.dev/company-technology-apis/siftwright/29-monthly/llms.txt)
- [Siftwright: domain WHOIS API pricing, 4 plans](https://datacircle.dev/domain-whois-apis/siftwright/29-monthly/llms.txt)

## Siftwright: tech stack API alternatives

- [AI Website Detector, €49 monthly](https://datacircle.dev/company-technology-apis/ai-website-detector/49-monthly/llms.txt): $2.757 per 1,000, 8% complete, live
- [1Lookup, $2,990 yearly, Growth (annual), POST /bulk/jobs](https://datacircle.dev/company-technology-apis/1lookup/2990-yearly-growth-annual-post-bulk-jobs/llms.txt): $2.931 per 1,000, 23% complete, live
- [ReefAPI, $450 quarterly](https://datacircle.dev/company-technology-apis/reefapi/450-quarterly/llms.txt): $3.00 per 1,000, 23% complete, live
- [Companyfacts, pay as you go](https://datacircle.dev/company-technology-apis/companyfacts/pay-as-you-go/llms.txt): $3.00 per 1,000, 8% 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 2026-11-07.

- https://siftwright.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://siftwright.com/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://siftwright.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://siftwright.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://siftwright.com/tech-stack-detector?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- https://siftwright.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing