# Agent Margin Router, free: IP company lookup API

> IP geolocation for IPv4/IPv6: country, region, city, coordinates, timezone, ASN, ISP/org, EU flag, private-range detection.

Agent Margin Router's Free plan for the IP company lookup API costs $0.00 per 1,000 IP addresses. We check each provider's docs for 10 fields. Agent Margin Router's docs list 2: Owner's name, ASN.
We haven't run Agent Margin Router through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
This plan is free. We rank 611 plans for IP company lookup APIs by price. Half the plans cost $0.185 or less per 1,000 IP addresses. [199 IP company lookup API plans on our price sheet are free.](https://datacircle.dev/best-ip-company-lookup-api.txt) [IPKit's free plan](https://datacircle.dev/ip-company-lookup-apis/ipkit/free/llms.txt) scores highest of the free plans in our benchmark, at 94.1 out of 100.
[IPScanner's $5 pack](https://datacircle.dev/ip-company-lookup-apis/ipscanner/5-pack-pay-as-you-go-5-get-asn-ip/llms.txt) is the cheapest paid plan per 1,000 IP addresses. IPScanner's IP company lookup API costs nothing beyond the plan price. [ipapi.is' top-up plan](https://datacircle.dev/ip-company-lookup-apis/ipapi-is/top-up-from-1-one-time-credits-post/llms.txt) costs the least for 10,000 IP addresses a month: $1.00.
[IPKit](https://datacircle.dev/ip-company-lookup-apis/ipkit/free/llms.txt), [thenetworkery](https://datacircle.dev/ip-company-lookup-apis/thenetworkery/free/llms.txt) and [DC5 WHOIS](https://datacircle.dev/ip-company-lookup-apis/dc5-whois/free-public-instance-get-api-v1-lookup/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/free
- [IP company lookup API in 2026: the best of 70+ compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://agentmarginrouter.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `POST https://agent-margin-router-production.up.railway.app/geo-ip`
- API key: not needed
- Its API docs: https://agent-margin-router-production.up.railway.app/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing#/data-tools/geo_ip_geo_ip_post
- Sold by: Agent Margin Router (https://agentmarginrouter.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-11

## In the answer

- Completeness: 20%
- Owner's name: ✓
- ASN: ✓

## Price

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

## Charges

- Also pays for: from the same budget: 49 other Agent Margin Router calls

## Overage

- $ per 1,000 IP addresses: $5.00
- Units cap: soft

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: IP geolocation for IPv4/IPv6: country, region, city, coordinates, timezone, ASN, ISP/org, EU flag, private-range detection.

## Data

- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: $0
- You get: 3 requests
- Enough for: 3 calls

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: ip. Optional: max_age_seconds
- Method: POST
- Path: /geo-ip

## About the plan

- Plan: Free
- Who can get it: anyone

## The 6 fields the plan's answer can hold

IP address, ASN, organization, ISP, fetched at, cache hit

## Agent Margin Router's plans (9)

- [Agent Margin Router, free](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/free/llms.txt): $0.00 per 1,000, 20% complete
- [Agent Margin Router, pay as you go](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/pay-as-you-go/llms.txt): $5.00 per 1,000, 20% complete
- [Agent Margin Router, top-up from $5](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/top-up-from-5/llms.txt): $5.00 per 1,000, 20% complete
- [Agent Margin Router, $9 monthly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/9-monthly/llms.txt): $0.18 per 1,000, 20% complete
- [Agent Margin Router, $49 monthly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/49-monthly/llms.txt): $0.098 per 1,000, 20% complete
- [Agent Margin Router, $199 monthly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/199-monthly/llms.txt): no limit, 20% complete
- [Agent Margin Router, $84 yearly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/84-yearly/llms.txt): $0.14 per 1,000, 20% complete
- [Agent Margin Router, $468 yearly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/468-yearly/llms.txt): $0.078 per 1,000, 20% complete
- [Agent Margin Router, $1,908 yearly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/1908-yearly/llms.txt): no limit, 20% complete

## Agent Margin Router's calls for this API (1)

- `POST /geo-ip`: [Agent Margin Router, free](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/free/llms.txt)

## Agent Margin Router's APIs (6)

- [Agent Margin Router Domain WHOIS API pricing, 9 plans](https://datacircle.dev/domain-whois-apis/agent-margin-router/free/llms.txt)
- [Agent Margin Router Email verification API pricing, 9 plans](https://datacircle.dev/validate-email-apis/agent-margin-router/free/llms.txt)
- [Agent Margin Router IP company lookup API pricing, 9 plans](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/free/llms.txt)
- [Agent Margin Router Web scraping API pricing, 9 plans](https://datacircle.dev/web-scraping-apis/agent-margin-router/free/llms.txt)
- [Agent Margin Router SERP API pricing, 9 plans](https://datacircle.dev/serp-apis/agent-margin-router/free/llms.txt)
- [Agent Margin Router GitHub repository API pricing, 9 plans](https://datacircle.dev/github-repository-apis/agent-margin-router/free/llms.txt)

## Agent Margin Router: IP company lookup API alternatives

[Agent Margin Router alternatives: other IP company lookup API providers by price](https://datacircle.dev/agent-margin-router-alternatives.txt)

We list Agent Margin Router's cheapest paid plan first. Next we list other providers' plans closest to Agent Margin Router in price per 1,000 IP addresses.

- [Agent Margin Router, $468 yearly](https://datacircle.dev/ip-company-lookup-apis/agent-margin-router/468-yearly/llms.txt): $0.078 per 1,000, 20% complete
- [ipapi.co, $468 yearly](https://datacircle.dev/ip-company-lookup-apis/ipapi-co/468-yearly/llms.txt): $0.078 per 1,000, 50% complete
- [ipify, $79 monthly, Monthly subscription: 1,000,000 Credits per month, GET /api/v2/country](https://datacircle.dev/ip-company-lookup-apis/ipify/79-monthly-monthly-subscription-1000000-credits-per-month-get-api-v2-country/llms.txt): $0.079 per 1,000, 60% complete, 1 day
- [IPGeolocation.io, $79 monthly, Pro, POST /v3/ipgeo-bulk](https://datacircle.dev/ip-company-lookup-apis/ipgeolocation-io/79-monthly-pro-post-v3-ipgeo-bulk/llms.txt): $0.079 per 1,000, 80% complete, 24 hours
- [Network Data Labs, $79 monthly, Scale, GET /v0/ip/{ip}](https://datacircle.dev/ip-company-lookup-apis/network-data-labs/79-monthly-scale-get-v0-ip-ip/llms.txt): $0.079 per 1,000, 70% 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 2026-11-11.

- https://agent-margin-router-production.up.railway.app/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://agent-margin-router-production.up.railway.app/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://agentmarginrouter.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://agentmarginrouter.com/prepaid?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://agentmarginrouter.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing