1ClickCharge Signs First Wave of Deals with @Ventures Portfolio Companies.

NEW YORK--(BUSINESS WIRE)--Nov. 1, 1999--

Recently Acquired CMGI Company Quickly Benefiting from CMGI and

@Ventures Network

1ClickCharge(TM), the pioneering single-click Internet payment service, announced its first wave of deals with @Ventures portfolio companies, OneCore.com, Intelligent/Digital and ThingWorld.com. All three companies have signed letters of intent and are currently working with 1ClickCharge to provide integrated products and services for their customers. @Ventures is CMGI's (Nasdaq: CMGI) venture capital affiliate.

1ClickCharge joined CMGI as a majority-owned operating company just over a month ago. Today's announcement demonstrates the synergies among CMGI's and @Ventures' combined network of more than 50 operating and portfolio companies. Companies within the network are able to leverage each other's distribution, technologies, business opportunities and customers.

"Five weeks after becoming a CMGI company, we are announcing partnerships and have a very full sales pipeline. Companies such as OneCore.com, Intelligent/Digital and ThingWorld.com are eager to take advantage of our 100% outsourced service and begin building new revenue models without any of the hassles typically associated with e-commerce infrastructure," said Scott Samios, Vice President of Partner Development at 1ClickCharge.

OneCore.com (http://www.onecore.com) offers small to mid-sized companies an alternative to traditional business banking. Through a single, secure online account, businesses have access to a powerful suite of integrated financial management tools. Intelligent/Digital (http://www.intelligentdigital.com) offers leading edge `market-making' technologies and services that facilitate real-time interaction and live trade between the buying and selling communities in business-to-business marketplaces.

ThingWorld.com (http://www.thingworld.com) allows content owners to put the power of online marketing in the hands of their consumers by offering engaging, interactive content - known as `Things' - that can be easily taken, collected and shared. The ThingWorld.com Network, which distributes Things to online users and is currently comprised of 9 major portals and communities, reaches over 91 million consumers a month. "To date, we are seeing a 28% click-through rate for all Things," said Steve Barlow, Chairman and CTO of ThingWorld.com. "1ClickCharge will allow us to easily add a more robust e-commerce revenue stream to our business."

"We are extremely pleased to be working with leading companies such as OneCore.com, ThingWorld.com, and Intelligent/Digital to allow them to offer their customers the simplest and most secure method for making purchases under $20 on the web," added Heidi R. Goff, President and CEO of 1ClickCharge.

About 1ClickCharge(TM)

1ClickCharge's web payment service, scheduled to launch in the first quarter of 2000, makes credit cards perform like cash on the Internet. With its patented authentication technology, 1ClickCharge gives consumers the ability to easily purchase web content on a pay-per-use basis in small dollar amounts. Because 1ClickCharge is 100% outsourced, merchants will quickly realize profits without the technical hassles typically associated with setting up their own Internet payment service. 1ClickCharge's mission is to lead the industry in single-click Internet payments under $20, a market space it calls Convenience e-Commerce(TM), beginning with the web content and information needs of business executives, IT professionals and online investors. The company is led by Heidi R. Goff, President and CEO, a 20-year senior management veteran of MasterCard, GlobalPay, ADP and IBM; and Brian Smiga, SVP of Marketing and Business Development, formerly co-founder of software companies Actioneer.com and DaytoDay. 1ClickCharge is a service of 1ClickBrands, LLC, a majority-owned operating company of CMGI, Inc. (Nasdaq: CMGI). Visit the company's Web site at www.1clickcharge.com.

About @Ventures and CMGI

With more than 50 companies, CMGI, Inc. (Nasdaq: CMGI) represents the largest, most diverse network of Internet companies in the world. This network includes both CMGI operating companies and a growing number of synergistic investments through its venture capital affiliate, @Ventures. CMGI leverages the technologies, content, and market reach of its extended family of companies to foster rapid growth and industry leadership across its network, and the larger Internet Economy. Microsoft, Intel, Sumitomo and Compaq hold minority positions in CMGI.

CMGI's majority-owned operating companies include Engage Technologies (Nasdaq: ENGA), NaviSite (Nasdaq: NAVI), 1ClickBrands, Activerse, Adsmart, AltaVista, iCAST, Magnitude Network, MyWay.com, NaviNet, SalesLink and ZineZone. The company's @Ventures affiliates have ownership interests in Lycos, Inc. (Nasdaq: LCOS), Critical Path (Nasdaq: CPTH), Silknet (Nasdaq: SILK), Chemdex (Nasdaq: CMDX), Ancestry.com, Asimba.com, AuctionWatch.com, Aureate Media, blaxxun, BizBuyer.com, Boatscape.com, buyingedge.com, CarParts.com, CraftShop.com, eCircles.com, EXP.com, FindLaw, Furniture.com, HotLinks, INPHO/HomePriceCheck.com, Intelligent/Digital, KOZ.com, Mondera.com, MotherNature.com, NextMonet.com, NextPlanetOver.com, OneCore.com, ONElist, PlanetOutdoors.com, Productopia, Raging Bull, Speech Machines, ThingWorld.com, Vicinity, Virtual Ink, Visto, Vstore and WebCT.

CMGI Corporate headquarters is located at 100 Brickstone Square, Andover, MA 01810. Telephone: [phone]. Fax: [phone]. Additional information is available on the company's Web site at http://www.cmgi.com.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release regarding CMGI, Inc.'s business which are not historical facts are "forward-looking statements" that involve risks and uncertainties. For a discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, see "Risk Factors" in the CMGI Annual Report or Form 10-K for the most recently ended fiscal year.