Published on Aug 3, 2025
Thelma Nwosu
Read time: 6m
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Top 5 IP Intelligence APIs for Fintech Brands in the US

US fintech companies are increasingly vulnerable to sophisticated fraud tactics, including AI-driven methods and IP spoofing, leading to significant financial losses. IP intelligence APIs have become essential tools for real-time fraud detection, offering geolocation analysis, proxy detection, and risk scoring to enhance security and compliance.

US fintech companies lead in innovation while facing ongoing risks. Fraudsters are becoming more intelligent by using methods such as the use of AI, proxy networks, VPNs, and IP spoofing to evade conventional fraud verification.

In 2024, U.S. consumers lost over $12.5 billion to fraud, which is a 25% rise compared to the previous year. Fintech companies become more vulnerable to account takeover (ATO) attacks and fraudulent activities. This article will guide you through the best IP intelligence API for fintech, concentrating specifically on businesses that require it for fraud detection.

Given that users are logging in globally and frequently on mobile networks, relying solely on device IDs to identify suspicious behavior has become ineffective. This is where APIs for IP intelligence become relevant as fintech fraud detection tools. These tools offer instantaneous insights from IP addresses and assist in detecting suspicious patterns before any harm occurs.

What Is an IP Intelligence API?

An IP intelligence API is a tool that provides real-time insights about users based on their IP addresses. IP intelligence involves identifying and analysing the user's device and their IP address to reveal anomalies by using Proxy Detection Api, Geolocation Analysis, etc.

It also contains details about the network utilised via ASN (Autonomous System Number) and ISP information, which can assist in identifying if the traffic comes from a reliable source or a suspicious network.

Key Use Cases in Fintech

Fintech companies inherently rely on data. An IP intelligence API becomes a critical fraud detection tool for any modern fintech stack. They commonly utilise IP intelligence APIs.

Customer Verification: Compare IP location with the provided user location to identify differences during registration or login.

Transaction Monitoring: Identify suspicious activities such as access from risky IP addresses or unusual locations during a session.

Onboarding Fraud Prevention: Prevent bots and recognized fraud networks from taking advantage of promotions or creating fraudulent accounts.

How We Evaluated These APIs

A key aspect to consider is the accuracy of the data. A wrong IP location or an overlooked proxy flag may either prevent a genuine user from accessing or allow fraud to go unnoticed. We should focus on APIs that reliably provide accurate geolocation and effectively identify anonymized traffic.

The depth of fraud signals is equally important. The greater the information that an API can provide like detecting VPN usage, proxies and evaluating IP risk scores, helps us to be more prepared we have to be to identify threats instantly.

API speed is crucial in fintech operations. Any slowdown in API performance can create delays which are unacceptable in critical financial environments. Compliance support is important as well. Fintech companies must ensure compliance with regulatory requirements such as KYC and AML. APIs that support these initiatives by identifying questionable patterns or areas are especially beneficial.

Ultimately, we took into account the simplicity of integration, an aspect you should always remember. APIs that feature clear documentation, easy installation, and tools friendly to developers are much more prone to swift and efficient adoption.

Top 5 IP Intelligence APIs for US Fintech Brands

After careful evaluation, here are the five best IP intelligence API for fintech that stand out as powerful fintech fraud detection tools for brands operating in the US. These tools balance performance and fraud detection power, making them ideal choices for IP geolocation for financial services.

1. Greip

Greip is one of the best IP intelligence APIs for fintechs that provides a comprehensive solution for fraud detection. It does this by integrating IP geolocation for financial services, proxy and VPN identification, ASN verification, and IP risk assessment, all in one API. This effective solution for fintechs minimises complexity while maintaining accuracy.

Greip's IP risk scoring API provides real-time scoring for identifying fraud in transactions and login processes. Its efficient framework and cost-effective pricing are perfect for emerging startups and expanding fintech companies seeking accuracy without excess.

2. MaxMind

MaxMind is a prominent name in the IP intelligence field because of the accuracy of its GeoIP2 database. It is recognised across sectors for its dependable IP geolocation in financial services. Fintech companies will value their comprehensive documentation and adaptable API configuration. Nonetheless, its proxy detection API and risk assessment capabilities frequently demand additional add-ons or licenses since it uses a pay-per-query pricing model that could rapidly increase expenses for high-traffic platforms.

3. IPinfo

IPinfo is another strong API provider for its powerful ASN database and real-time information. It is a reliable choice for recognizing the kind of network traffic being received. Although the API services are dependable, functionalities such as proxy detection api and IP risk scoring api are available via distinct endpoints or premium levels, potentially complicating integration for groups requiring an all-in-one solution.

4. Ipdata

IPdata, another IP intelligence API, is fast and privacy-conscious. It is designed with developers at its core. Its API provides fast outcomes with robust geolocation features and accommodates GDPR-compliant configurations. It is an excellent option for fintechs prioritizing speed and user-friendliness. However it does not come with comprehensive fraud scoring capabilities by default, indicating that extra tools might be necessary for complete fraud detection.

5. IPQualityScore (IPQS)

IPQualityScore is recognised for its robust fraud detection system, providing not only IP-level insights but also device fingerprinting and bot identification. It is good for platforms dealing with significant levels of fraud or misuse. Emerging fintechs businesses handling lower data volumes may seem excessive, both in terms of functionality and expense.

Key Benefits of Using IP Intelligence in Fintech

User activities occur in real-time, and frauds are advancing swiftly; in such cases, we need IP intelligence, which acts as a primary line of defense. For fintech companies in the US, incorporating a smart IP intelligence API can provide numerous transformative advantages.

A key benefit of IP Intelligence is the capability to detect fraud before it begins. For instance, these APIs can quickly identify if a user is connecting from a risky IP or utilizing a VPN. This enables fintech companies to block users promptly, preventing them from taking advantage of signup bonuses or generating fake accounts.

IP Intelligence helps in decreasing manual evaluations. It automatically evaluates the risk level of an IP, and teams can determine which sessions or transactions require human intervention and which do not. Fintech fraud detection tools are efficient and scalable for businesses managing significant traffic.

IP intelligence is essential for regulatory compliance that is KYC (Know Your Customer) and AML (Anti-Money Laundering) requirements. The understanding of users' actual location and the type of network they are using helps in confirming identities and identifying inconsistencies that might trigger concerns.

Conclusion

With fintechs continually transforming the financial landscape in the US, the demand for real-time fintech fraud detection tools is growing rapidly. IP intelligence APIs offer help in highlighting suspicious IP activities before they turn into a problem.

Integrating the best IP intelligence API for fintech can significantly enhance your chances of preventing fraud and maintaining compliance. Among all the options examined, Greip emerges as a flexible, comprehensive solution.

Greip provides proxy detection API, IP geolocation for financial services, IP risk scoring api and additional features via an easy-to-use, developer-friendly interface. If you run a fintech company or are responsible for the compliance and fraud protection of your fintech brand in the US, this is a good time to jump on Greip's free trials or check out our pricing to find the best plan for you.

You can also book a free consultation with us to discuss your specific needs, and we'll be happy to assist. Ready to get started?

See our pricing or speak with us

References

Identifying High-Risk ASN Networks: A Must-Know for Fraud Prevention Teams

Empowering Strategies to Prevent Account Takeover (ATO) Attacks



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