<s>
NovelAI	B-Application
is	O
an	O
online	O
cloud-based	B-Architecture
,	O
SaaS	B-Architecture
model	O
,	O
paid	O
subscription	O
service	O
for	O
AI-assisted	O
storywriting	O
and	O
text-to-image	B-General_Concept
synthesis	I-General_Concept
,	O
originally	O
launched	O
in	O
beta	O
on	O
June	O
15	O
,	O
2021	O
,	O
with	O
the	O
image	O
generation	O
feature	O
later	O
implemented	O
on	O
October	O
3	O
,	O
2022	O
.	O
</s>
<s>
NovelAI	B-Application
is	O
operated	O
by	O
Anlatan	O
,	O
based	O
in	O
Delaware	O
.	O
</s>
<s>
NovelAI	B-Application
uses	O
a	O
custom	O
implementation	O
of	O
the	O
source-available	B-License
Stable	B-General_Concept
Diffusion	I-General_Concept
text-to-image	B-General_Concept
diffusion	B-Algorithm
model	I-Algorithm
that	O
is	O
specifically	O
trained	O
on	O
a	O
Danbooru-based	O
dataset	O
to	O
generate	O
images	O
from	O
text	B-General_Concept
prompts	I-General_Concept
,	O
and	O
GPT-based	O
models	O
to	O
generate	O
storywriting	O
prose	O
.	O
</s>
<s>
The	O
NovelAI	B-Application
terms	O
of	O
service	O
states	O
that	O
all	O
generated	O
content	O
belong	O
to	O
the	O
user	O
,	O
regardless	O
if	O
the	O
user	O
is	O
an	O
individual	O
or	O
a	O
corporation	O
.	O
</s>
<s>
Immediately	O
following	O
implementation	O
of	O
its	O
image	O
generation	O
functionality	O
,	O
NovelAI	B-Application
became	O
a	O
widely	O
discussed	O
topic	O
in	O
Japan	O
,	O
with	O
some	O
online	O
commentators	O
noting	O
that	O
its	O
image	O
synthesis	O
features	O
are	O
very	O
adept	O
at	O
producing	O
close	O
impressions	O
of	O
anime	O
characters	O
,	O
including	O
lolicon	O
and	O
shotacon	O
imagery	O
,	O
while	O
others	O
have	O
expressed	O
concern	O
that	O
it	O
is	O
a	O
paid	O
service	O
that	O
is	O
reliant	O
on	O
a	O
diffusion	B-Algorithm
model	I-Algorithm
where	O
the	O
original	O
machine	O
learning	O
training	O
data	O
consists	O
of	O
images	O
used	O
without	O
the	O
consent	O
of	O
the	O
original	O
artists	O
.	O
</s>
<s>
Attorney	O
Kosuke	O
Terauchi	O
notes	O
that	O
,	O
since	O
a	O
revision	O
of	O
the	O
law	O
in	O
2018	O
,	O
it	O
is	O
no	O
longer	O
illegal	O
in	O
Japan	O
for	O
machine	O
learning	O
models	O
to	O
scrape	O
copyrighted	O
content	O
from	O
the	O
internet	O
to	O
use	O
as	O
training	O
data	O
;	O
meanwhile	O
,	O
in	O
the	O
United	O
States	O
where	O
NovelAI	B-Application
is	O
based	O
,	O
there	O
is	O
no	O
specific	O
legal	O
framework	O
which	O
regulates	O
machine	O
learning	O
,	O
and	O
thus	O
the	O
fair	O
use	O
doctrine	O
of	O
US	O
copyright	O
law	O
applies	O
instead	O
.	O
</s>
<s>
Danbooru	O
has	O
posted	O
an	O
official	O
statement	O
in	O
regards	O
to	O
NovelAI	B-Application
's	O
use	O
of	O
the	O
site	O
's	O
content	O
for	O
AI	B-Application
training	O
,	O
expressing	O
that	O
Danbooru	O
is	O
not	O
affiliated	O
with	O
NovelAI	B-Application
,	O
and	O
does	O
not	O
endorse	O
nor	O
condone	O
NovelAI	B-Application
's	O
use	O
of	O
artists	O
 '	O
artworks	O
for	O
machine	O
learning	O
.	O
</s>
<s>
FayerWayer	O
described	O
NovelAI	B-Application
as	O
a	O
service	O
capable	O
of	O
generating	O
hentai	O
.	O
</s>
<s>
Manga	O
artist	O
Izumi	O
Ū	O
commented	O
that	O
while	O
the	O
manga	O
style	O
art	O
generated	O
by	O
NovelAI	B-Application
is	O
highly	O
accurate	O
,	O
there	O
are	O
still	O
imperfections	O
in	O
the	O
output	O
,	O
although	O
he	O
views	O
these	O
as	O
human-like	O
in	O
a	O
favourable	O
light	O
nonetheless	O
.	O
</s>
<s>
In	O
response	O
to	O
the	O
topic	O
of	O
NovelAI	B-Application
,	O
Narugami	O
,	O
founder	O
of	O
the	O
Japanese	O
freelance	O
artist	O
commissioning	O
website	O
Skeb	O
,	O
stated	O
on	O
October	O
5	O
,	O
2022	O
that	O
the	O
use	O
of	O
AI	B-Application
image	O
generation	O
is	O
prohibited	O
on	O
the	O
platform	O
since	O
2018	O
.	O
</s>
<s>
Illustrations	O
using	O
NovelAI	B-Application
have	O
been	O
posted	O
on	O
social	O
media	O
and	O
illustration	O
posting	O
sites	O
,	O
and	O
by	O
October	O
13	O
,	O
2,111	O
works	O
tagged	O
with	O
#NovelAI	O
were	O
posted	O
on	O
Pixiv	B-Application
.	O
</s>
<s>
Pixiv	B-Application
has	O
stated	O
that	O
it	O
is	O
not	O
considering	O
a	O
complete	O
elimination	O
of	O
creations	O
that	O
use	O
AI	B-Application
,	O
though	O
it	O
requires	O
AI-generated	O
posts	O
to	O
be	O
marked	O
as	O
such	O
and	O
allows	O
users	O
to	O
filter	O
them	O
out	O
.	O
</s>
<s>
On	O
October	O
6	O
,	O
2022	O
,	O
NovelAI	B-Application
experienced	O
a	O
data	O
breach	O
where	O
its	O
software	O
source	O
code	O
was	O
leaked	O
.	O
</s>
