Chordiant Software to Host Second Quarter FY 2006 Financial Results Investor Conference Call on Thursday, May 4, 2006

CUPERTINO, CA - April 5, 2006—Chordiant Software, Inc. (Nasdaq: CHRD), plans to announce its financial results for the second quarter of Fiscal Year 2006 ended March 31, 2006, on Thursday, May 4, 2006.

Chordiant's investor conference call and webcast will take place at 2:00 p.m. (Pacific) / 5:00 p.m. (Eastern) / 22:00 GMT (London). Participating in the call and webcast will be Steve Springsteel, President and Chief Executive Officer, and Peter Norman, Chief Financial Officer. A news release discussing the financial results will be issued after the close of the market the same day.

Webcast Access
A live audio webcast will be available to investors and the public from the following website:

http://www.veracast.com/webcasts/chordiant2/32108164.cfm

Alternatively, you may prefer to access Chordiant's website at http://www.chordiant.com, where you will see the event listed on the homepage. Access is also possible from Chordiant's Investor Relations web site.

The webcast will be archived on the Chordiant website; in addition, a telephone replay will be available on Thursday, May 4, 2006, beginning at approximately 5:00 p.m. (Pacific) for seven days after the live call. The replay can be accessed by dialing 303-590-3000, access code 11058131.

This announcement is a forward-looking statement, and you are cautioned that the time and/or manner of the webcast may change for technical and/or administrative reasons outside of Chordiant's control.

About Chordiant Software, Inc.
Chordiant solutions and services help major enterprises around the world deliver the best possible customer experience. Unlike traditional business applications, Chordiant Customer Experience (Cx) solutions blend insight with agile business strategies and decisions to uniquely understand the customer's behavior. This deeper understanding develops a lasting, one-to-one relationship that aligns the most appropriate value proposition to each consumer. With Chordiant Cx solutions, customer loyalty, operational productivity and profitability reach unprecedented levels of return. For more information, visit Chordiant at www.chordiant.com.

Chordiant and the Chordiant logo are registered trademarks of Chordiant Software, Inc. The Customer Experience Company and Cx are trademarks of Chordiant Software, Inc. All other trademarks and registered trademarks are the properties of their respective owners.

Investor Relations Contact:
Steve Polcyn
Chordiant Software, Inc.
(408) 517-6282
steve.polcyn@chordiant.com