<s>
The	O
Experience	B-Application
API	I-Application
(	O
xAPI	B-Application
)	O
is	O
an	O
e-learning	O
software	O
specification	O
that	O
records	O
and	O
tracks	O
various	O
types	O
of	O
learning	O
experiences	O
for	O
learning	O
systems	O
.	O
</s>
<s>
Learning	O
experiences	O
are	O
recorded	O
in	O
a	O
Learning	B-Application
Record	I-Application
Store	I-Application
(	O
LRS	O
)	O
,	O
which	O
can	O
exist	O
within	O
traditional	O
learning	B-Application
management	I-Application
systems	I-Application
(	O
LMSs	O
)	O
or	O
on	O
their	O
own	O
.	O
</s>
<s>
The	O
Experience	B-Application
API	I-Application
(	O
Tin	B-Application
Can	I-Application
API	I-Application
)	O
is	O
meant	O
to	O
succeed	O
SCORM	O
,	O
the	O
Sharable	O
Content	O
Object	O
Reference	O
Model	O
,	O
which	O
is	O
a	O
standard	O
for	O
packaging	O
e-learning	O
content	O
.	O
</s>
<s>
The	O
new	O
Experience	B-Application
API	I-Application
allows	O
trainers	O
to	O
deploy	O
several	O
new	O
capabilities	O
that	O
were	O
not	O
supported	O
with	O
SCORM	O
at	O
the	O
time	O
,	O
such	O
as	O
:	O
</s>
<s>
The	O
Experience	B-Application
API	I-Application
spec	O
is	O
open	B-License
source	I-License
.	O
</s>
<s>
xAPI	B-Application
uses	O
a	O
Restful	B-Protocol
web	I-Protocol
service	I-Protocol
that	O
with	O
JavaScript	B-General_Concept
Object	I-General_Concept
Notation	I-General_Concept
(	O
JSON	B-General_Concept
)	O
for	O
its	O
data	O
format	O
.	O
</s>
<s>
There	O
is	O
also	O
a	O
built-in	O
query	O
API	B-General_Concept
to	O
help	O
filter	O
recorded	O
statements	O
,	O
and	O
a	O
state	O
API	B-General_Concept
that	O
allows	O
for	O
a	O
sort	O
of	O
“	O
scratch	O
space	O
”	O
for	O
consuming	O
applications	O
.	O
</s>
<s>
Rustici	O
Software	O
conducted	O
interviews	O
with	O
the	O
e-learning	O
community	O
to	O
determine	O
where	O
to	O
make	O
improvements	O
,	O
and	O
then	O
developed	O
the	O
research	O
version	O
of	O
the	O
Experience	B-Application
API	I-Application
specification	O
.	O
</s>
<s>
The	O
moniker	O
"	O
Tin	B-Application
Can	I-Application
API	I-Application
"	O
was	O
derived	O
from	O
Project	O
Tin	O
Can	O
,	O
and	O
is	O
still	O
used	O
interchangeably	O
with	O
the	O
name	O
"	O
Experience	B-Application
API	I-Application
"	O
.	O
</s>
<s>
The	O
Experience	B-Application
API	I-Application
was	O
developed	O
by	O
a	O
community	O
working	O
group	O
and	O
released	O
as	O
version	O
1.0	O
in	O
April	O
2013	O
.	O
</s>
