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IBM API Connect vs OpenLegacy comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 17, 2024

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

IBM API Connect
Ranking in API Management
8th
Average Rating
8.0
Reviews Sentiment
6.5
Number of Reviews
79
Ranking in other categories
Integration Platform as a Service (iPaaS) (15th)
OpenLegacy
Ranking in API Management
34th
Average Rating
7.6
Reviews Sentiment
6.2
Number of Reviews
5
Ranking in other categories
AI Software Development (77th)
 

Mindshare comparison

As of March 2026, in the API Management category, the mindshare of IBM API Connect is 4.8%, down from 6.3% compared to the previous year. The mindshare of OpenLegacy is 0.9%, up from 0.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
API Management Mindshare Distribution
ProductMindshare (%)
IBM API Connect4.8%
OpenLegacy0.9%
Other94.3%
API Management
 

Featured Reviews

SM
Works at a outsourcing company with 5,001-10,000 employees
Have addressed performance challenges while benefiting from flexible subscription models and reliable user access
To improve IBM API Connect, based on customer experience, you could work on latency. You can increase scalability and availability. If you're connecting with any other cloud, it connects to the infrastructure which needs to be managed with the customers and cloud providers, so if you have a setup, we can handle it easily. I have faced latency issues on the server, related to our management. If you need to stabilize your server based on peak traffic, you need to configure the scalability model. You need to know when traffic peaks, so use auto-scaling when traffic comes. If the application is not in use, the value should be zero, and it starts from zero. Based on customer experience, the value will increase, and when there is no customer servicing, the peak would be reduced, making the value remain zero. Following this approach, you should be able to optimize costs and satisfy customer experience.
reviewer1042905 - PeerSpot reviewer
VP, Chief Enterprise Integration Architect at a financial services firm with 10,001+ employees
The biggest advantage is how simple the technology was.
I'd like to see OpenLegacy develop its low-code/no-code (LCNC) solutions. They've expanded somewhat their horizons for integration beyond mainframe CICS, which is their sweet spot. They have some tooling in that area, but it's not as good as it needs to be. OpenLegacy handles the bread-and-butter TP monitoring stuff, but I am working for one of the six banks in the United States still using the Hogan mainframe, which has a slightly proprietary mechanism. But OpenLegacy currently doesn't have a connector for Hogan. So it would help if they could build one. That would appeal to financial institutions that still use Hogan, like US Bank, Wells Fargo, KeyBank, and Vanguard.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"One of the most valuable features is the easy-to-use web interface."
"The most valuable feature is the security we get from this solution. I know of a bank that uses it to ensure that everything is secure. The second feature I like is the retail environment, where we actually want to be able to provide as many suppliers and consumers with APIs as possible. If you are well-trained in the writing of RESTful API's, you can actually publish an API in a matter of minutes, test it, and publish it."
"IBM are the market leaders, when it comes to integration technology."
"The most valuable feature of this solution is to have the APIs available across different verticals in the company."
"Easy to configure security and generate API keys."
"The most valuable feature for me is the ability to distribute work among our API developers, so we don't have to do all the work as IBM API Connect administrators and IBM DataPower administrators."
"Scalable and stable API platform for creating and managing APIs."
"It's quite flexible and easy to deploy, especially for beginners. It has almost all the features that an API gateway should have."
"OpenLegacy opens the door to connect modern web products to our old legacy system."
"It is possible to solve larger legacy API issues on an enterprise level with this product."
"The biggest advantage of OpenLegacy was how simple the technology was. We were able to build out the OpenLegacy parts very quickly. We put together a couple hundred APIs in six months."
"Without OpenLegacy, it would take us several months to create the same services."
"Using OpenLegacy, the exposure of services is far easier and quicker. In many cases, exposure of services requires just a few clicks and takes only minutes. In very complex cases, it still only takes half a day. Without OpenLegacy, it would take us several months to create the same services."
"OpenLegacy provides a way to go from the outside world to the legacy mainframe, to move the old standard application to a REST API application. New digital services can be created in a few clicks and this can be done easily by COBOL programmers."
"The biggest advantage of OpenLegacy was how simple the technology was, and we were able to build out the OpenLegacy parts very quickly, putting together a couple hundred APIs in six months."
"The product has helped our business by allowing us to become more efficient in data handling."
 

Cons

"Possible improvement is mainly around having more of the cloud oriented architecture bringing stability in adding new capabilities around security."
"Support for this platform could still be improved. It also needs to have more levels of versatility."
"It lacks the ability for billing and metering the API usage to invoicing in v3, however, v4 does have this."
"The documentation needs to be a bit better."
"The platform’s integration with the payment gateway needs enhancement. The setup process and support services could be improved."
"The installation was difficult with the IBM toolkit."
"A lot of the features require improvement, such as better integration with the other suites of the product and a more secured way to put it on the cloud."
"It is expensive within this class of products."
"Debugging and logging for programmers could be better."
"I would like to see SSL out-of-the-box. OpenLegacy certainly does SSL, but it was not the default for our use case."
"I'd like to see OpenLegacy develop its low-code/no-code (LCNC) solutions. They've expanded somewhat their horizons for integration beyond mainframe CICS, which is their sweet spot. They have some tooling in that area, but it's not as good as it needs to be."
"They've expanded somewhat their horizons for integration beyond mainframe CICS, which is their sweet spot. They have some tooling in that area, but it's not as good as it needs to be."
"I would like to see SSL out-of-the-box. OpenLegacy certainly does SSL, but it was not the default for our use case. We are currently working with OpenLegacy to cross the SSL bridge and suspect that most users will want to do the same."
"The pricing of the solution could be more flexible and allow for once-off payment versus annual licensing."
"Debugging and logging for programmers could be better."
"We would also be more than happy if the product had the option to work in the opposite direction – the ability to consume REST/SOW services in the outer world from the mainframe."
 

Pricing and Cost Advice

"The price for IBM API Connect is reasonable. It's $20,000 to $30,000 yearly for a subscription, and the pricing could vary around $40,000 per year, per subscription. Its price is reasonable for customers who have around sixty million API calls yearly for unlimited environments."
"The price of the solution is expensive. However, there are a lot of customization capabilities."
"The pricing is too expensive with IBM. Sometimes, we prefer to go with an open source or something more lightweight."
"The pricing is significantly high."
"We pay for the IBM API Connect monthly. We only need to pay the standard licensing fee."
"API Connect is quite pricey."
"It should be cheaper. It has a yearly licensing."
"It is expensive when compared to other products in this class. There were no extra fees for add-ons or technical support."
"The pricing of the solution could be more flexible and allow for once-off payment versus annual licensing. This would be more appealing to companies in Latin America."
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Top Industries

By visitors reading reviews
Financial Services Firm
18%
Insurance Company
11%
Computer Software Company
8%
Manufacturing Company
6%
Insurance Company
15%
Financial Services Firm
13%
Construction Company
12%
Comms Service Provider
10%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business19
Midsize Enterprise10
Large Enterprise61
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for IBM API Connect?
I do not handle the pricing, setup cost, and licensing details.
What needs improvement with IBM API Connect?
We are relatively new to IBM API Connect, so I do not have significant improvements to suggest at this time.
What is your primary use case for IBM API Connect?
My main use case for IBM API Connect is to connect APIs more quickly. A specific example of how I use IBM API Connect is that we have many APIs and IBM API Connect provides a one-stop solution.
Ask a question
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Overview

 

Sample Customers

Heineken, Tine, Finologee, Axis Bank
Many of openLegacy's global customers are among the Global 100 companies. Review case studies in these industries: Agriculture, Airport Authority, Automotive, Auto, Finance, Insurance, Government, Healthcare, Manufacturing, and Retailwww.openlegacy.com/case-studie...
Find out what your peers are saying about IBM API Connect vs. OpenLegacy and other solutions. Updated: March 2026.
884,976 professionals have used our research since 2012.