# 1Lookup, $99 monthly, Starter, POST /bulk/jobs, Create a bulk job (type backlink_overview): Domain authority API

> Submit up to 100,000 rows in one call, poll for progress, and download the finished CSV.

1Lookup's domain authority API on its Starter plan. It costs $64.35 per 1,000 domains. It returns 3 of the 5 key fields we check: Authority score, Backlinks, Referring domains.
Half of the 65 plans we rank by price cost $5.00 per 1,000 domains or less. This plan is the most expensive of the 65 plans.
[DataForSEO's top-up from $50](https://datacircle.dev/domain-authority-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-backlinks-bulk-ranks-live/llms.txt) costs the least per 1,000 domains: $0.036.
[AnyAPI](https://datacircle.dev/domain-authority-apis/anyapi/top-up-from-10-manual-top-up-post-v1-run-semrush-overview/llms.txt), [DataForSEO](https://datacircle.dev/domain-authority-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-backlinks-bulk-ranks-live/llms.txt) and [SE Ranking](https://datacircle.dev/domain-authority-apis/se-ranking/29-monthly-add-on-monthly-billing-get-v1-backlinks-authority-domain/llms.txt) are the best domain authority API providers in our benchmark.

- This page: https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-backlink-overview
- [Best domain authority API in 2026: pricing compared](https://datacircle.dev/best-domain-authority-api.txt)
- Get it: https://www.1lookup.io/pricing
- Request: `POST https://app.1lookup.io/api/v1/bulk/jobs`, Create a bulk job (type backlink_overview)
- API key: with the plan, on https://www.1lookup.io/pricing
- Its API docs: https://www.1lookup.io/docs
- Sold by: 1Lookup (https://www.1lookup.io)
- Checked: 2026-10-31

## In the answer

- Completeness: 60%
- Authority score: ✓
- Backlinks: ✓
- Referring domains: ✓

## Price

- $ per 1,000 domains: $64.35
- Per: result
- Billing: monthly
- $ a month: $99

## Charges

- Also pays for: from the same budget: 73 other calls

## In their words

- Their pitch: Submit up to 100,000 rows in one call, poll for progress, and download the finished CSV.

## Data

- Keep data: your subscription term: Output Data may not be retained after the subscription terminates, except as required by law
- Use data: we grant you a limited, non-exclusive, non-transferable, non-sublicensable, revocable license to access and use the Service, and to use Output Data, for your internal business purposes during your subscription term, You must not, and must not permit any third party to: Resell, sublicense, rent, lease, distribute, or otherwise make the Service or Output Data available to any third party, except as expressly permitted in writing by us, Build, populate, enrich, or maintain a competing or substitute database, list, or product from Output Data, or use Output Data to train any machine learning or artificial intelligence model, Copy, scrape, cache, or store Output Data beyond what is reasonably necessary for your internal business use, or retain Output Data after your subscription terminates except as required by law, Reverse engineer, decompile, or disassemble any part of the Service, or attempt to discover its source code, underlying data sources, algorithms, or scoring logic, Circumvent or attempt to circumvent any rate limit, quota, usage limit, authentication, or access control, Remove, obscure, or alter any proprietary notice, or misrepresent the source of Output Data, Use the Service to benchmark against a competing product, or publish performance or accuracy comparisons, without our prior written consent, Access the Service by any automated means other than our documented APIs, or use the Service in a manner that interferes with its integrity, security, or performance [...] You must not use the Service, or Output Data, to: Violate any applicable law, regulation, or third-party right, Send, or enable others to send, unlawful telemarketing, robocalls, spam, or unsolicited or non-consented calls, texts, faxes, or emails, Harass, stalk, threaten, defraud, extort, dox, discriminate against, or harm any person, or facilitate any of the foregoing, Determine any person's eligibility for credit, insurance, employment, housing, government benefits, or any other purpose governed by the Fair Credit Reporting Act, as further described in Section 9, Identify, locate, surveil, or track any individual without a lawful basis, or to skip-trace or investigate any individual in violation of law, Collect, compile, enrich, sell, or license personal data without a lawful basis and required consents, Build, train, or improve a competing product, dataset, list, or machine learning or artificial intelligence model, Resell, redistribute, or provide the Service or Output Data to third parties [...]

## Plan

- Pay: $99
- You get: 20,000 credits a month
- Enough for: about 1,538 results a month
- Expires: unused credits roll over for up to 3 months

## Rate limit

- Batch: 100,000

## Speed

- Answer: by polling or webhook

## The call

- You send: type=backlink_overview, inputs. Optional: webhook_url
- Method: POST
- Path: /bulk/jobs

## About the plan

- Plan: Starter
- Who can get it: anyone with a business name and a working business email address

## The 21 fields the plan's answer can hold

success, request ID, request type, input, timestamp, processing time, found, domain, authority score, backlinks, referring domains, profile quality, follows, nofollows, follow ratio, links per referring domain, referring IPs, credits used, cache hit, job ID, status

## 1Lookup's plans (9)

- [1Lookup, $99 monthly, Starter, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $64.35 per 1,000, 60% complete
- [1Lookup, $299 monthly, Growth, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/299-monthly-growth-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $45.729 per 1,000, 60% complete
- [1Lookup, $799 monthly, Professional, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/799-monthly-professional-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $41.548 per 1,000, 60% complete
- [1Lookup, $1,999 monthly, Enterprise, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/1999-monthly-enterprise-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $25.987 per 1,000, 60% complete
- [1Lookup, $990 yearly, Starter (annual), POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/990-yearly-starter-annual-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $53.625 per 1,000, 60% complete
- [1Lookup, $2,990 yearly, Growth (annual), POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/2990-yearly-growth-annual-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $38.108 per 1,000, 60% complete
- [1Lookup, $7,990 yearly, Professional (annual), POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/7990-yearly-professional-annual-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $34.623 per 1,000, 60% complete
- [1Lookup, $19,990 yearly, Enterprise (annual), POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/19990-yearly-enterprise-annual-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): $21.656 per 1,000, 60% complete
- [1Lookup, contact us, Custom enterprise, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/contact-us-custom-enterprise-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt): 60% complete

## 1Lookup's calls for this API (4)

- `POST /backlink-overview`: [1Lookup, $99 monthly, Starter, POST /backlink-overview](https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-backlink-overview/llms.txt)
- `POST /bulk/jobs`, Create a bulk job (type backlink_overview): [1Lookup, $99 monthly, Starter, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt)
- `POST /bulk/jobs`, Create a bulk job (type domain_authority): [1Lookup, $99 monthly, Starter, POST /bulk/jobs, Create a bulk job (type domain_authority)](https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- `POST /domain-authority`: [1Lookup, $99 monthly, Starter, POST /domain-authority](https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-domain-authority/llms.txt)

## 1Lookup's APIs (34)

- [1Lookup: company discovery API pricing, 9 plans](https://datacircle.dev/company-discovery-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: phone finder API pricing, 9 plans](https://datacircle.dev/find-phone-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: people search API pricing, 9 plans](https://datacircle.dev/people-search-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: web scraping API pricing, 9 plans](https://datacircle.dev/web-scraping-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: Facebook Ad Library API pricing, 9 plans](https://datacircle.dev/facebook-ad-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: Google Ads Transparency API pricing, 9 plans](https://datacircle.dev/google-ad-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: news API pricing, 9 plans](https://datacircle.dev/news-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: LinkedIn Ad Library API pricing, 9 plans](https://datacircle.dev/linkedin-ad-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: LinkedIn post comment API pricing, 9 plans](https://datacircle.dev/linkedin-post-comment-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: TikTok Ad Library API pricing, 9 plans](https://datacircle.dev/tiktok-ad-apis/1lookup/99-monthly/llms.txt)
- [1Lookup: email finder API pricing, 9 plans, POST /b2b-contact-append](https://datacircle.dev/find-email-apis/1lookup/99-monthly-starter-post-b2b-contact-append/llms.txt)
- [1Lookup: email finder API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type b2b_contact_append)](https://datacircle.dev/find-email-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-b2b-contact-append/llms.txt)
- [1Lookup: email finder API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type linkedin_email_finder)](https://datacircle.dev/find-email-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-linkedin-email-finder/llms.txt)
- [1Lookup: email finder API pricing, 9 plans, POST /email-enrichment](https://datacircle.dev/find-email-apis/1lookup/99-monthly-starter-post-email-enrichment/llms.txt)
- [1Lookup: email finder API pricing, 9 plans, POST /linkedin-email-finder](https://datacircle.dev/find-email-apis/1lookup/99-monthly-starter-post-linkedin-email-finder/llms.txt)
- [1Lookup: LinkedIn profile API pricing, 9 plans, POST /b2b-contact-append](https://datacircle.dev/linkedin-profile-apis/1lookup/99-monthly-starter-post-b2b-contact-append/llms.txt)
- [1Lookup: LinkedIn profile API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type b2b_contact_append)](https://datacircle.dev/linkedin-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-b2b-contact-append/llms.txt)
- [1Lookup: LinkedIn profile API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type linkedin_email_finder)](https://datacircle.dev/linkedin-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-linkedin-email-finder/llms.txt)
- [1Lookup: LinkedIn profile API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type linkedin_profile_lookup)](https://datacircle.dev/linkedin-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-linkedin-profile-lookup/llms.txt)
- [1Lookup: LinkedIn profile API pricing, 9 plans, POST /linkedin-email-finder](https://datacircle.dev/linkedin-profile-apis/1lookup/99-monthly-starter-post-linkedin-email-finder/llms.txt)
- [1Lookup: LinkedIn profile API pricing, 9 plans, POST /linkedin-profile-lookup](https://datacircle.dev/linkedin-profile-apis/1lookup/99-monthly-starter-post-linkedin-profile-lookup/llms.txt)
- [1Lookup: domain authority API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type backlink_overview)](https://datacircle.dev/domain-authority-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-backlink-overview/llms.txt)
- [1Lookup: Bluesky profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/bluesky-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Bluesky profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/bluesky-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: Facebook page API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/facebook-page-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Facebook page API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/facebook-page-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: Instagram profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/instagram-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Instagram profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/instagram-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: Snapchat profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/snapchat-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Snapchat profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/snapchat-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: Threads profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/threads-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Threads profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/threads-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: TikTok profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/tiktok-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: TikTok profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/tiktok-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: Truth Social profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/truth-social-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Truth Social profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/truth-social-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: Twitch profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/twitch-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: Twitch profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/twitch-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: X profile API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/x-profile-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: X profile API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/x-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: YouTube channel API pricing, 9 plans, POST /social-profile-check](https://datacircle.dev/youtube-channel-apis/1lookup/99-monthly-starter-post-social-profile-check/llms.txt)
- [1Lookup: YouTube channel API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/youtube-channel-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /mnp-lookup](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-mnp-lookup/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /hlr-lookup](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-hlr-lookup/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type hlr_lookup)](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-hlr-lookup/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type mnp_lookup)](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-mnp-lookup/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type nt_lookup)](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-nt-lookup/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /nt-lookup](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-nt-lookup/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /phone-scrub](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-phone-scrub/llms.txt)
- [1Lookup: phone validation API pricing, 9 plans, POST /phone](https://datacircle.dev/validate-phone-apis/1lookup/99-monthly-starter-post-phone/llms.txt)
- [1Lookup: SERP API pricing, 9 plans, POST /keyword-rank-checker](https://datacircle.dev/serp-apis/1lookup/99-monthly-starter-post-keyword-rank-checker/llms.txt)
- [1Lookup: SERP API pricing, 9 plans, POST /search-intent-lookup](https://datacircle.dev/serp-apis/1lookup/99-monthly-starter-post-search-intent-lookup/llms.txt)
- [1Lookup: company enrichment API pricing, 9 plans, POST /company-firmographics](https://datacircle.dev/company-enrichment-apis/1lookup/99-monthly-starter-post-company-firmographics/llms.txt)
- [1Lookup: company enrichment API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/company-enrichment-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: LinkedIn company data API pricing, 9 plans, POST /company-profile-lookup](https://datacircle.dev/linkedin-company-profile-apis/1lookup/99-monthly-starter-post-company-profile-lookup/llms.txt)
- [1Lookup: LinkedIn company data API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type company_profile_lookup)](https://datacircle.dev/linkedin-company-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-company-profile-lookup/llms.txt)
- [1Lookup: LinkedIn company data API pricing, 9 plans, POST /bulk/jobs, Create a bulk job (type linkedin_company_lookup)](https://datacircle.dev/linkedin-company-profile-apis/1lookup/99-monthly-starter-post-bulk-jobs-create-a-bulk-job-type-linkedin-company-lookup/llms.txt)
- [1Lookup: LinkedIn company data API pricing, 9 plans, POST /linkedin-company-lookup](https://datacircle.dev/linkedin-company-profile-apis/1lookup/99-monthly-starter-post-linkedin-company-lookup/llms.txt)
- [1Lookup: email verification API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/validate-email-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: email verification API pricing, 9 plans, POST /email](https://datacircle.dev/validate-email-apis/1lookup/99-monthly-starter-post-email/llms.txt)
- [1Lookup: company funding API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/company-funding-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: company funding API pricing, 9 plans, POST /funding-trigger](https://datacircle.dev/company-funding-apis/1lookup/99-monthly-starter-post-funding-trigger/llms.txt)
- [1Lookup: keyword research API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/keyword-research-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: keyword research API pricing, 9 plans, POST /keyword-metrics](https://datacircle.dev/keyword-research-apis/1lookup/99-monthly-starter-post-keyword-metrics/llms.txt)
- [1Lookup: LinkedIn post reaction API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/linkedin-post-reaction-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: LinkedIn post reaction API pricing, 9 plans, POST /linkedin-post-engagers](https://datacircle.dev/linkedin-post-reaction-apis/1lookup/99-monthly-starter-post-linkedin-post-engagers/llms.txt)
- [1Lookup: reverse email lookup API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/reverse-email-lookup-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: reverse email lookup API pricing, 9 plans, POST /reverse-email-append](https://datacircle.dev/reverse-email-lookup-apis/1lookup/99-monthly-starter-post-reverse-email-append/llms.txt)
- [1Lookup: tech stack API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/company-technology-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: tech stack API pricing, 9 plans, POST /tech-stack-lookup](https://datacircle.dev/company-technology-apis/1lookup/99-monthly-starter-post-tech-stack-lookup/llms.txt)
- [1Lookup: X post API pricing, 9 plans, POST /bulk/jobs](https://datacircle.dev/x-post-apis/1lookup/99-monthly-starter-post-bulk-jobs/llms.txt)
- [1Lookup: X post API pricing, 9 plans, POST /x-profile-posts](https://datacircle.dev/x-post-apis/1lookup/99-monthly-starter-post-x-profile-posts/llms.txt)

## 1Lookup: domain authority API alternatives

- [SE Ranking, top-up from $50, Wallet, GET /v1/backlinks/summary](https://datacircle.dev/domain-authority-apis/se-ranking/top-up-from-50-wallet-get-v1-backlinks-summary/llms.txt): $20.00 per 1,000, 60% complete, 1 month
- [DataForSEO, top-up from $50, Pay as you go, POST /v3/backlinks/summary/live](https://datacircle.dev/domain-authority-apis/dataforseo/top-up-from-50-pay-as-you-go-post-v3-backlinks-summary-live/llms.txt): $24.036 per 1,000, 100% complete, stored
- [AnyAPI, top-up from $10, Manual top-up, POST /v1/run/seo.backlinks_summary](https://datacircle.dev/domain-authority-apis/anyapi/top-up-from-10-manual-top-up-post-v1-run-seo-backlinks-summary/llms.txt): $28.85 per 1,000, 100% complete
- [Ahrefs, $129 monthly, Lite, GET /v3/site-explorer/domain-rating](https://datacircle.dev/domain-authority-apis/ahrefs/129-monthly-lite-get-v3-site-explorer-domain-rating/llms.txt): $32.25 per 1,000, 20% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-31.

- https://www.1lookup.io/docs
- https://www.1lookup.io/llms.txt
- https://www.1lookup.io/openapi.json
- https://www.1lookup.io/pricing
- https://www.1lookup.io/products/email-enrichment
- https://www.1lookup.io/products/hlr-lookup
- https://www.1lookup.io/terms