Datacircle

Outsend pricing: tech stack API

Outsend's siteThis page as plain textTech stack API: find a company's technologiesOutsend: tech stack API alternatives

Is Outsend yours? Write to us about this page. We invite selected tool providers to our WhatsApp group.

15% complete: 2 of the 13 key fields we checkSee the 13 fields
$0.00per 1,000 companiesWe haven't run Outsend through our tech stack API benchmark yet.This plan is free. We rank 354 plans for tech stack APIs by price. Half the plans cost $7.96 per 1,000 companies or less.cl0q's $50 monthly plan is the cheapest paid plan per 1,000 companies: $0.0042.GetProspect's $49 monthly plan covers any number of companies. GetProspect's $49 monthly plan costs less up front than cl0q's $50 monthly plan.JobsPipe, DetectZeStack and GetProspect are the best tech stack API providers in the Datacircle benchmark.
Type a number to see the cheapest Outsend plan for that many companies. The table below then sorts the other plans by what each costs.
Plan: Alpha one of Outsend's 2 plans
Call: POST /api/jobs/techstack Outsend's only call for this API
API: Tech stack API one of Outsend's 6 APIs

About this item

  • Live. Outsend reads the company's website when you call the API.
  • 2 of the 13 key fields we check. Technology, About.
  • Nothing to pay. You get up to 9,000 calls a month.
  • One call. You send items[].site_web to POST /api/jobs/techstack. You can also send source_job_id. The call returns a job. You fetch the answer once the job is done. Or the provider sends the answer to your webhook.
  • Who can get it: anyone with an account, within the seats opened each day during the alpha. Keep data: no limit. Use data: with conditions.

Outsend: tech stack API alternatives

Outsend alternatives: other tech stack API providers by price

The table starts with Outsend's cheapest paid plan. Next come plans from other providers with the price per 1,000 companies closest to Outsend's. Each plan in the table gives live data.

Outsend, top-upStackPeek, $29 monthly, Pro, GET /api/v1/detectBright Data, $499 monthly1Lookup, $19,990 yearly, Enterprise (annual), POST /bulk/jobsAI Website Detector, €149 monthly
$ per 1,000 companies$1.013$1.16$1.30$1.666$1.677
Completeness15%23%38%23%8%
Billingpay firstmonthlymonthlyyearlymonthly
Payany amount$29$499$19,990€149
Enough foras many as you pay for25,000 calls a month384,000 results a month1,000,000 results a month100,000 calls a month
Freshnesslivelivelivelivelive
Who can get itanyone with an accountanyoneanyone 18 or over, not sanctioned or in Russia, Belarus, Syria or Lebanonanyone with a business name and a working business email addressanyone with a registered account

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

  1. outsend.xyz/api/openapi.json
  2. outsend.xyz/docs/api/auth
  3. outsend.xyz/docs/api/overview
  4. outsend.xyz/docs/concepts/limits
  5. outsend.xyz/docs/llms-full.txt
  6. outsend.xyz/docs/modules/techstack
  7. outsend.xyz/docs/what-is-outsend
  8. outsend.xyz/en/cgv
  9. outsend.xyz/en/conditions
  10. outsend.xyz/en/pricing

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Technology
  • Categories, not in the answer
  • When and where seen, not in the answer
  • Spend, not in the answer
  • Apps, not in the answer
  • About
  • Size, not in the answer
  • Places, not in the answer
  • Traffic, not in the answer
  • Rank, not in the answer
  • Contact, not in the answer
  • Social, not in the answer
  • Reviews, not in the answer
Price
$ per 1,000 companies$0.00
Perresult
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays forfrom the same budget: Scrap (Google Maps) · SIRENE registry · Reviews · Emails · Socials · Extra phones · Public-registry enrichment · Find the website · Business IDs · Legal mentions · French legal data · Financial data · Pricing · PageSpeed · Ads profile · Brand assets · Closed check · Phone info · Email verification · Inbox placement
Not found
$ per 1,000$0.00
In their words
Their pitchDetect the technologies powering each prospect's website (CMS, JavaScript frameworks, analytics suites, payment processors, hosting and CDN) and return one structured row per site.
Data
Freshnesslive
Keep datano limit
Use dataThe data collected by the user through outsend (scraping results, enrichments, filtered lists, notes, monitoring) remains the property of the user. [...] The following are strictly prohibited, on pain of immediate account suspension without notice or refund: Spam, harassment, mass sending of unsolicited messages in breach of GDPR, e-Privacy or CAN-SPAM, Outreach to private individuals without a legal basis (prior consent required for B2C in France), Collection or use of sensitive data within the meaning of GDPR (health, political/religious views, sexual orientation, biometric data, etc.), Resale, public sharing or transfer to a third party of leads collected through outsend, unless explicit agreement with that third party and GDPR compliance, Use of outsend for illegal, fraudulent activities or activities harming third parties, Any attempt to bypass outsend's security measures or access other users' data. [...] The user commits to respecting, when using the collected data: GDPR: legal basis of processing, information of data subjects, data subject rights (access, deletion, objection), The French Data Protection Act (Loi Informatique et Libertés), Article L.34-5 of the French Postal and Electronic Communications Code on electronic outreach, CNIL recommendations on B2B outreach (in particular clear opt-out, sender identification, respect of objections).
Plan
Pay$0
Enough for9,000 calls a month
Rate limit
Per day300
Concurrent5
Batch10,000
Speed
Answerby polling or webhook
The call
You senditems[].site_web. Optional: source_job_id
MethodPOST
Path/api/jobs/techstack
About the plan
PlanAlpha
Who can get itanyone with an account, within the seats opened each day during the alpha
The 24 fields the plan's answer can hold

URL status, CMS, CMS version, CMS outdated, page builder, JavaScript frameworks, CSS frameworks, analytics, marketing and CRM tools, chat widgets, payment providers, e-commerce platforms, hosting and CDN, tag managers, A/B testing tools, compliance tools, advertising pixels, WordPress plugins, schema.org types, schema.org phone, schema.org address, schema.org opening hours, technology alerts, technologies

Best GTM APIs