# x402agent.no, free: Domain authority API

> Free preview — top 5 backlinks with DR + target DR

x402agent.no's Free preview plan for the domain authority API costs $0.00 per 1,000 domains. x402agent.no's docs list 1 of the 5 fields on our checklist: Authority score.
x402agent.no limits how many calls you get but gives no number.
We haven't run x402agent.no through [our domain authority API benchmark](https://datacircle.dev/best-domain-authority-api.txt) yet.
Half of the 227 plans we rank by price cost $3.98 per 1,000 domains or less. This plan and 7 others tie for the lowest price per 1,000 domains of the 227 plans. [See the best free domain authority API plan.](https://datacircle.dev/best-domain-authority-api.txt)
[BacklinkMCP's $19 monthly plan](https://datacircle.dev/domain-authority-apis/backlinkmcp/19-monthly/llms.txt) covers any number of domains. BacklinkMCP's $19 monthly plan costs less up front than Morningscore's $69 monthly plan.
[BacklinkMCP](https://datacircle.dev/domain-authority-apis/backlinkmcp/19-monthly/llms.txt), [Tranco](https://datacircle.dev/domain-authority-apis/tranco/free/llms.txt) and [Morningscore](https://datacircle.dev/domain-authority-apis/morningscore/69-monthly/llms.txt) are the best domain authority API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-authority-apis/x402agent-no/free
- [Domain authority API: the 16 best providers compared](https://datacircle.dev/best-domain-authority-api.txt)
- Get it: https://x402agent.no/bhrefs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Request: `GET https://backlink-finder.fly.dev/preview/{domain}`
- API key: not needed
- Its API docs: https://x402agent.no/bhrefs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- Sold by: x402agent.no (https://x402agent.no?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 20%
- Authority score: ✓

## Price

- $ per 1,000 domains: $0.00
- Per: call
- Billing: free

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Free preview — top 5 backlinks with DR + target DR

## Data

- Freshness: 3 months
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: $0

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: domain
- Method: GET
- Path: /preview/{domain}

## About the plan

- Plan: Free preview
- Who can get it: anyone

## The only field the plan's answer can hold

domain rating

## x402agent.no's plans (2)

- [x402agent.no, free](https://datacircle.dev/domain-authority-apis/x402agent-no/free/llms.txt): $0.00 per 1,000, 20% complete, 3 months
- [x402agent.no, pay as you go](https://datacircle.dev/domain-authority-apis/x402agent-no/pay-as-you-go/llms.txt): $15.00 per 1,000, 20% complete, 3 months

## x402agent.no's calls for this API (2)

- `GET /preview/{domain}`: [x402agent.no, free](https://datacircle.dev/domain-authority-apis/x402agent-no/free/llms.txt)
- `GET /bundle`: [x402agent.no, pay as you go](https://datacircle.dev/domain-authority-apis/x402agent-no/pay-as-you-go/llms.txt)

## x402agent.no's APIs (6)

- [x402agent.no: backlink API pricing, 2 plans](https://datacircle.dev/backlink-apis/x402agent-no/free/llms.txt)
- [x402agent.no: domain authority API pricing, 2 plans](https://datacircle.dev/domain-authority-apis/x402agent-no/free/llms.txt)
- [x402agent.no: business verification API pricing, 1 plan](https://datacircle.dev/business-verification-apis/x402agent-no/pay-as-you-go/llms.txt)
- [x402agent.no: company discovery API pricing, 1 plan](https://datacircle.dev/company-discovery-apis/x402agent-no/pay-as-you-go/llms.txt)
- [x402agent.no: company enrichment API pricing, 1 plan](https://datacircle.dev/company-enrichment-apis/x402agent-no/pay-as-you-go/llms.txt)
- [x402agent.no: email finder API pricing, 1 plan](https://datacircle.dev/find-email-apis/x402agent-no/pay-as-you-go/llms.txt)

## x402agent.no: domain authority API alternatives

- [BacklinkMCP, free](https://datacircle.dev/domain-authority-apis/backlinkmcp/free/llms.txt): $0.00 per 1,000, 40% complete, 7 days
- [Tranco, free](https://datacircle.dev/domain-authority-apis/tranco/free/llms.txt): $0.00 per 1,000, 20% complete, 1 day
- [SE Ranking, free trial, GET /v1/backlinks/summary](https://datacircle.dev/domain-authority-apis/se-ranking/free-trial-get-v1-backlinks-summary/llms.txt): $0.00 per 1,000, 60% complete, 1 month
- [Omkar Cloud, free plan, GET /domains/authority, 1,000 requests a month](https://datacircle.dev/domain-authority-apis/omkar-cloud/free-plan-get-domains-authority-1000-requests-a-month/llms.txt): $0.00 per 1,000, 60% 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://x402agent.no?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://x402agent.no/bhrefs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://x402agent.no/llms-full.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://x402agent.no/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing
- https://x402agent.no/norwegian-companies-house/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-authority-api-pricing