# Backlink API for AI agents

Scrollport gives AI agents 14 tools to check backlinks, from Serpstat, Ahrefs and DataForSEO, through one connection. Prices run from $0.0035/request to $0.0336/request, paid per use from one prepaid wallet with no subscription, provider accounts or API keys. Agents use them over MCP, the CLI or the HTTP API.

Updated 14 September 2026

## Equip your SEO agent with Scrollport

[Get started](https://scrollport.com/start)

Use verified tools with pay-per-use pricing. Provider access is included. Tools that work in your own apps ask you to connect that account.

Connect your first agent to receive $1 trial credit.

## Compare Backlink API tools

The lowest listed price is Backlink totals and referring domains from Serpstat at $0.0035/request. Compare what each tool returns before choosing.

| Tool | Provider | What it returns | Price |
| --- | --- | --- | --- |
| [Backlink totals and referring domains](https://scrollport.com/tools/providers/serpstat/web-backlinks-summary) | Serpstat | Returns backlink, referring-domain and referring-subnet totals for a domain or URL. | $0.0035/request |
| [Domain Rating](https://scrollport.com/tools/providers/ahrefs/domain-rating) | Ahrefs | Read domain backlink authority and global rank for a report date. | $0.0084/request |
| [Active backlinks by domain or URL — anchor texts](https://scrollport.com/tools/providers/serpstat/web-backlinks-list) | Serpstat | Currently active backlinks to a domain or URL, with source page, anchor and link type | $0.0140/request |
| [Anchor texts in backlinks by domain or URL](https://scrollport.com/tools/providers/serpstat/web-anchors-list) | Serpstat | Anchor texts pointing at a target, with referring-domain and link counts per phrase | $0.0140/request |
| [Most-linked pages by domain — backlinks, referring domains](https://scrollport.com/tools/providers/serpstat/web-site-top-pages) | Serpstat | List a site's most-linked-to pages, ranked by backlinks and referring domains | $0.0140/request |
| [Referring domains by domain — authority, link counts](https://scrollport.com/tools/providers/serpstat/web-linking-domains-list) | Serpstat | Referring domains linking to a target, with each source's link count and authority | $0.0140/request |
| [Backlink Anchors](https://scrollport.com/tools/providers/dataforseo/backlink-anchors) | DataForSEO | Analyse anchor-text distribution across a backlink profile. | $0.0336/request |
| [Backlink Competitors](https://scrollport.com/tools/providers/dataforseo/backlink-competitors) | DataForSEO | Find sites with backlink profiles that overlap a target. | $0.0336/request |
| [Backlink History](https://scrollport.com/tools/providers/dataforseo/backlink-history) | DataForSEO | Track backlink and referring-domain growth or decline over time. | $0.0336/request |
| [Backlink Summary](https://scrollport.com/tools/providers/dataforseo/backlink-summary) | DataForSEO | Measure backlink authority, referring domains, link types and spam signals for a site or page. | $0.0336/request |
| [Backlinks Explorer](https://scrollport.com/tools/providers/dataforseo/backlinks) | DataForSEO | Inspect live, lost or broken backlinks with source, target and link attributes. | $0.0336/request |
| [Link Gap](https://scrollport.com/tools/providers/dataforseo/link-gap) | DataForSEO | Find domains that link to competitors but not to the promoted site. | $0.0336/request |
| [Referring Domains](https://scrollport.com/tools/providers/dataforseo/referring-domains) | DataForSEO | Find the domains linking to a site or page and compare their authority and link counts. | $0.0336/request |
| [Top Linked Pages](https://scrollport.com/tools/providers/dataforseo/top-linked-pages) | DataForSEO | Rank a site's pages by backlinks, referring domains and link authority. | $0.0336/request |

## 14 available tools

Check backlinks

$0.0035/request

### Backlink totals and referring domains

Returns backlink, referring-domain and referring-subnet totals for a domain or URL.

Serpstat

Check backlinks

$0.0084/request

### Domain Rating

Read domain backlink authority and global rank for a report date.

Ahrefs

Check backlinks

$0.0140/request

### Active backlinks by domain or URL — anchor texts

Currently active backlinks to a domain or URL, with source page, anchor and link type

Serpstat

Check backlinks

$0.0140/request

### Anchor texts in backlinks by domain or URL

Anchor texts pointing at a target, with referring-domain and link counts per phrase

Serpstat

Check backlinks

$0.0140/request

### Most-linked pages by domain — backlinks, referring domains

List a site's most-linked-to pages, ranked by backlinks and referring domains

Serpstat

Check backlinks

$0.0140/request

### Referring domains by domain — authority, link counts

Referring domains linking to a target, with each source's link count and authority

Serpstat

Check backlinks

$0.0336/request

### Backlink Anchors

Analyse anchor-text distribution across a backlink profile.

DataForSEO

Check backlinks

$0.0336/request

### Backlink Competitors

Find sites with backlink profiles that overlap a target.

DataForSEO

Check backlinks

$0.0336/request

### Backlink History

Track backlink and referring-domain growth or decline over time.

DataForSEO

Check backlinks

$0.0336/request

### Backlink Summary

Measure backlink authority, referring domains, link types and spam signals for a site or page.

DataForSEO

Check backlinks

$0.0336/request

### Backlinks Explorer

Inspect live, lost or broken backlinks with source, target and link attributes.

DataForSEO

Check backlinks

$0.0336/request

### Link Gap

Find domains that link to competitors but not to the promoted site.

DataForSEO

Check backlinks

$0.0336/request

### Referring Domains

Find the domains linking to a site or page and compare their authority and link counts.

DataForSEO

Check backlinks

$0.0336/request

### Top Linked Pages

Rank a site's pages by backlinks, referring domains and link authority.

DataForSEO

## Questions about Backlink API

### How much do backlink API tools cost?

Prices run from $0.0035/request to $0.0336/request. You pay per use from one prepaid wallet with no subscription. Your agent sees the exact price before each run, and connecting your first agent adds $1 of trial credit.

### What is the best backlink API for an AI agent?

It depends on what you need back and how much you will run it. Backlink totals and referring domains (Serpstat, $0.0035/request): Returns backlink, referring-domain and referring-subnet totals for a domain or URL. Domain Rating (Ahrefs, $0.0084/request): Read domain backlink authority and global rank for a report date. Active backlinks by domain or URL — anchor texts (Serpstat, $0.0140/request): Currently active backlinks to a domain or URL, with source page, anchor and link type. Your agent can inspect the closest match and see its exact price before it runs.

## Guide to backlink API

Measure and inspect a site or page's backlink profile and link authority. Use the result as one defined step in a wider agent workflow workflow.

### Define the request

Tell your agent the outcome, audience, source material and constraints that define a useful result. It can inspect the available tools and ask for anything essential that is missing.

### Compare the tools

Compare the available Serpstat, Ahrefs and DataForSEO tools by price, required input and returned fields; select the smallest contract that satisfies the task.

### Check the result

Ask your agent to retain source context, explain important gaps and check that the result answers the original request before using it in the wider workflow. Verify the location, language, retrieval time and source-specific metric definitions.

### Common questions

**What should I check before using backlink API tools?**

Measure and inspect a site or page's backlink profile and link authority. Compare the available Serpstat, Ahrefs and DataForSEO tools by price, required input and returned fields; select the smallest contract that satisfies the task. Ask your agent to retain source context, explain important gaps and check that the result answers the original request before using it in the wider workflow.

**How do I use backlink API tools with Scrollport?**

Give the setup prompt to your agent. Scrollport includes provider access, adds $1 in trial credit when you connect your first agent, and shows the live price before every run.

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Canonical page: https://scrollport.com/tools/backlink-api