<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C> <C> <C>
<PERIOD-TYPE> 6-MOS YEAR YEAR
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-1998 DEC-31-1999
<PERIOD-START> JAN-01-2000 JAN-01-1998 JAN-01-1999
<PERIOD-END> JUN-30-2000 DEC-31-1998 DEC-31-1999
<CASH> 12,349 2,100 3,170
<SECURITIES> 1,967 0 0
<RECEIVABLES> 2,368 573 2,895
<ALLOWANCES> 0 0 0
<INVENTORY> 0 0 0
<CURRENT-ASSETS> 17,056 3,023 6,570
<PP&E> 2,765 1,929 2,315
<DEPRECIATION> 1,753 1,139 1,562
<TOTAL-ASSETS> 18,379 3,993 7,510
<CURRENT-LIABILITIES> 5,192 2,119 5,099
<BONDS> 0 0 0
46,057 24,209 31,765
0 0 0
<COMMON> 0 0 0
<OTHER-SE> 33,167 22,668 29,500
<TOTAL-LIABILITY-AND-EQUITY> 18,379 3,993 7,510
<SALES> 4,314 3,016 5,440
<TOTAL-REVENUES> 4,314 3,016 5,440
<CGS> 1,193 1,020 1,344
<TOTAL-COSTS> 8,882 11,489 13,674
<OTHER-EXPENSES> 23 0 16
<LOSS-PROVISION> 0 0 0
<INTEREST-EXPENSE> 0 0 0
<INCOME-PRETAX> (4,361) (8,193) (8,095)
<INCOME-TAX> 0 5 3
<INCOME-CONTINUING> (4,362) (8,199) (8,098)
<DISCONTINUED> 0 0 0
<EXTRAORDINARY> 0 0 0
<CHANGES> 0 0 0
<NET-INCOME> (4,362) (8,199) (8,098)
<EPS-BASIC> (1.51) (3.71) (3.14)
<EPS-DILUTED> (1.51) (3.71) (3.14)
</TABLE>