<s>
Brave	B-Application
Search	I-Application
is	O
a	O
search	B-Application
engine	I-Application
developed	O
by	O
Brave	B-Application
Software	I-Application
,	O
Inc.	O
,	O
which	O
is	O
set	O
as	O
the	O
default	O
search	B-Application
engine	I-Application
for	O
Brave	B-Application
web	I-Application
browser	I-Application
users	O
in	O
certain	O
countries	O
.	O
</s>
<s>
Brave	B-Application
Search	I-Application
is	O
a	O
search	B-Application
engine	I-Application
developed	O
by	O
Brave	B-Application
Software	I-Application
,	O
Inc	O
.	O
and	O
released	O
in	O
Beta	O
in	O
March	O
2021	O
,	O
following	O
the	O
acquisition	O
of	O
Tailcat	O
,	O
a	O
privacy-focused	O
search	B-Application
engine	I-Application
from	O
Cliqz	B-Operating_System
.	O
</s>
<s>
Brave	B-Application
Search	I-Application
aims	O
to	O
use	O
its	O
independent	O
index	O
to	O
generate	O
search	B-Application
results	I-Application
.	O
</s>
<s>
However	O
,	O
the	O
user	O
can	O
allow	O
the	O
Brave	B-Application
browser	I-Application
to	O
anonymously	O
check	O
Google	B-Application
for	O
the	O
same	O
query	O
.	O
</s>
<s>
Brave	B-Application
Search	I-Application
claims	O
it	O
will	O
eventually	O
offer	O
ad-supported	O
free	O
search	O
as	O
well	O
as	O
ad-free	O
paid	O
search	O
options	O
.	O
</s>
<s>
It	O
hopes	O
to	O
explore	O
bringing	O
BAT	O
revenue	O
sharing	O
to	O
these	O
ads	O
in	O
a	O
similar	O
fashion	O
to	O
the	O
Brave	B-Application
ads	O
platform	O
.	O
</s>
<s>
In	O
October	O
2021	O
,	O
Brave	B-Application
Search	I-Application
was	O
made	O
the	O
default	O
search	B-Application
engine	I-Application
for	O
Brave	B-Application
browser	I-Application
users	O
in	O
the	O
United	O
States	O
,	O
Canada	O
,	O
United	O
Kingdom	O
(	O
replacing	O
Google	B-Application
Search	I-Application
)	O
,	O
France	O
(	O
replacing	O
Qwant	O
)	O
and	O
Germany	O
(	O
replacing	O
DuckDuckGo	B-Application
)	O
.	O
</s>
<s>
In	O
June	O
2022	O
,	O
Brave	B-Application
Search	I-Application
ended	O
its	O
beta	O
stage	O
and	O
was	O
fully	O
released	O
.	O
</s>
<s>
Brave	B-Application
search	I-Application
has	O
various	O
features	O
designed	O
to	O
enhance	O
users	O
 '	O
searching	O
experience	O
:	O
</s>
<s>
Brave	B-Application
Search	I-Application
uses	O
its	O
own	O
web	O
index	O
.	O
</s>
<s>
As	O
of	O
May	O
2022	O
,	O
it	O
covered	O
over	O
10billion	O
pages	O
and	O
was	O
used	O
to	O
serve	O
92%	O
of	O
search	B-Application
results	I-Application
without	O
relying	O
on	O
any	O
third-parties	O
,	O
with	O
the	O
remainder	O
being	O
retrieved	O
server-side	O
from	O
the	O
Bing	B-Application
API	I-Application
or	O
(	O
on	O
an	O
opt-in	O
basis	O
)	O
client-side	O
from	O
Google	B-Application
.	O
</s>
<s>
According	O
to	O
Brave	B-Application
,	O
the	O
index	O
was	O
kept	O
"	O
intentionally	O
smaller	O
than	O
that	O
of	O
Google	B-Application
or	O
Bing	B-Application
"	O
in	O
order	O
to	O
help	O
avoid	O
spam	O
and	O
other	O
low-quality	O
content	O
,	O
with	O
the	O
disadvantage	O
that	O
"	O
Brave	B-Application
Search	I-Application
is	O
not	O
yet	O
as	O
good	O
as	O
Google	B-Application
in	O
recovering	O
long-tail	O
queries.	O
"	O
</s>
<s>
Brave	B-Application
Search	I-Application
Premium	O
:	O
users	O
can	O
optionally	O
create	O
an	O
account	O
with	O
Brave	B-Application
Search	I-Application
Premium	O
to	O
support	O
Brave	B-Application
Search	I-Application
directly	O
with	O
providing	O
independent	O
and	O
unbiased	O
search	B-Application
results	I-Application
.	O
</s>
<s>
As	O
of	O
April	O
2023	O
Brave	B-Application
Search	I-Application
is	O
an	O
ad-free	O
website	O
,	O
but	O
it	O
will	O
eventually	O
switch	O
to	O
a	O
new	O
model	O
that	O
will	O
include	O
ads	O
and	O
premium	O
users	O
will	O
get	O
an	O
ad-free	O
experience	O
.	O
</s>
<s>
Opt-in	O
data	O
collection	O
:	O
user	O
data	O
including	O
IP	B-Protocol
addresses	I-Protocol
are	O
not	O
collected	O
from	O
its	O
users	O
by	O
default	O
.	O
</s>
<s>
Discussions	O
:	O
a	O
feature	O
that	O
shows	O
conversations	O
related	O
to	O
the	O
search	O
query	O
,	O
such	O
as	O
comments	O
on	O
the	O
website	O
Reddit	B-Application
.	O
</s>
<s>
Summarizer	O
:	O
an	O
AI-powered	O
summarization	O
feature	O
powered	O
by	O
Brave	B-Application
's	O
AI	B-Application
.	O
</s>
<s>
Brave	B-Application
search	I-Application
does	O
implement	O
some	O
level	O
of	O
data-collection	O
,	O
but	O
only	O
when	O
users	O
opt-in	O
.	O
</s>
<s>
The	O
project	O
is	O
a	O
methodology	O
and	O
system	O
developed	O
by	O
Brave	B-Application
Software	I-Application
,	O
Inc	O
.	O
to	O
collect	O
data	O
generated	O
by	O
their	O
users	O
while	O
protecting	O
their	O
privacy	O
and	O
anonymity	O
.	O
</s>
<s>
Users	O
can	O
opt	O
in	O
at	O
any	O
time	O
while	O
using	O
the	O
search	B-Application
engine	I-Application
by	O
modifying	O
the	O
settings	O
,	O
no	O
account	O
is	O
required	O
for	O
this	O
function	O
.	O
</s>
<s>
As	O
of	O
2022	O
,	O
data	O
from	O
the	O
WDP	O
was	O
used	O
to	O
inform	O
the	O
ranking	O
of	O
search	B-Application
results	I-Application
.	O
</s>
