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UnifAPI pricing and alternatives: backlink API

UnifAPI's sitellms.txtBest backlink API in 2026: pricing comparedUnifAPI: backlink API alternatives

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80% complete: 4 of the 5 key fields we checkSee the 5 fields
$1.00per 1,000 backlinksHalf of the 45 plans we rank by price cost $0.25 per 1,000 backlinks or less. This plan is cheaper than 28% of the 45 plans.RankParse's $199 pack costs the least per 1,000 backlinks: $0.004. RankParse charges for each page of results. We count 1,000 backlinks on each page to get the $0.004 price.DataForSEO, SE Ranking and RankParse are the best backlink API providers in our benchmark.
Plan: Pay-as-you-go one of UnifAPI's 3 plans
Call: POST /seo/backlinks/list UnifAPI's only call for this API
API: Backlink API one of UnifAPI's 68 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 4 of the 5 key fields we check. Anchor text, Follow or nofollow, Authority, First and last seen.
  • A balance you top up. You pay any amount. You spend the whole balance on calls.
  • One call. You send target to POST /seo/backlinks/list. The call returns the links that point to the domain you send.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

UnifAPI: backlink API alternatives

We list other providers' plans closest to this plan in price per 1,000 backlinks.

This planUnifAPI, top-up, Pay-as-you-goSE Ranking, top-up from $50, Wallet, GET /v1/backlinks/allAhrefs, $129 monthly, Lite, GET /v3/site-explorer/all-backlinks, BacklinksMoz, $500 monthlyKeywords Everywhere, $1,300 pack, 6,000,000 credits, POST /v1/get_unique_domain_backlinks
$ per 1,000 backlinks$1.00$0.20$0.645$1.00$1.083
Completeness80%100%100%100%40%
Billingpay firstpay firstmonthlymonthlypay first
Payany amount$50$129$500$1,300
Enough foras many as you pay for250,000 results200,000 results a month500,000 results a month1,200,000 results
Freshnessunknown1 monthunknownunknownunknown
Who can get itanyoneanyone who isn't a direct competitor of SE Rankinganyone with an Ahrefs account, only workspace owners and admins create API keysanyoneanyone 13 or over with a Keywords Everywhere account

Every backlink API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-01.

  1. api.unifapi.com/openapi.json
  2. docs.unifapi.com/api/seo/backlinks/list/post
  3. docs.unifapi.com/rate-limits
  4. unifapi.com/apis/linkedin
  5. unifapi.com/apis/seo/backlinks/list/post
  6. unifapi.com/legal/acceptable-use-policy
  7. unifapi.com/legal/terms-of-service
  8. unifapi.com/pricing
  9. unifapi.com/pricing.md

Product details

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

  • Source URL, not in the answer
  • Anchor text
  • Follow or nofollow
  • Authority
  • First and last seen
Price
$ per 1,000 backlinks$1.00
Perresult
Billingpay first
Charges
Also pays forfrom the same budget: 324 other calls
Not found
$ per 1,000$50.00
In their words
Their pitchReturn the individual backlinks pointing to a target domain, subdomain, or page, each with the referring URL, anchor, dofollow flag, rank, and spam score, for detailed link auditing.
Data
Keep datano limit
Use dataYou agree not to use our services for any unlawful purpose or in any way that could damage, disable, or impair the service. Prohibited activities include but are not limited to: Violating any applicable laws or regulations, Infringing on intellectual property rights, Transmitting malicious code or harmful content, Attempting to gain unauthorized access to systems, Interfering with or disrupting the service. [...] You may not use our services to: [...] Send unsolicited bulk messages (spam) [...] Circumvent any access controls or usage limits [...]. Public data has different legal postures depending on jurisdiction and platform. We provide the technical access, you're responsible for downstream use.
Plan
Expiresnever
Rate limit
Per second1
Batch1
The call
You sendtarget. Optional: mode, backlinks_status_type, include_subdomains, include_indirect_links, exclude_internal_backlinks, rank_scale, filters.field, filters.op, filters.value, filters.and, filters.or, order_by[].field, order_by[].dir, limit, offset, search_after_token, view
MethodPOST
Path/seo/backlinks/list
About the plan
PlanPay-as-you-go
Who can get itanyone
The 43 fields the plan's answer can hold

target, view, mode, total results, next page token, referring domain, referring URL, target URL, target domain, anchor text, is dofollow, link type, rank, referring page rank, referring domain rank, backlink spam score, is new, is lost, is broken, first seen, last seen, previous seen, referring TLD, referring URL uses HTTPS, target URL uses HTTPS, image alt text, image URL, text before, text after, semantic location, link attributes, links count, group count, referring page title, referring page language, referring page status code, referring page external links, referring page internal links, referring domain country, referring domain platform types, target URL status code, target URL redirect target, is indirect link

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