ASCIIBench: Evaluating Language-Model-Based Understanding of Visually-Oriented Text
Paper • 2512.04125 • Published
class stringclasses 752
values | unique_id stringlengths 9 37 | file_name stringlengths 10 24 | ascii_art stringlengths 10 13.6k |
|---|---|---|---|
omega | omega_omega_000 | omega_000.txt | .d88888888b. /~~~~~~~\
d88P" "Y88b d88888b / /~~~\ \
888 888 88P Y88 | | | |
Y88b d88P Y8b d8P \ \ / /
"88bo od88" Y88 88P _\... |
opel | opel_opel_000 | opel_000.txt | /"""\ \-.
__________.--"""/ | | "-.
--.----------------| _/\___________| "-.__.------._
/ /__________.----"""" \ "-. "-. "-._
|___ _______ O | ". ""; "-
| ; """""---..__/"--..._______:"" ".... |
orca | orca_orca_000 | orca_000.txt | ~ ~ ~
~~~~ ~ ~~ ~ ~ ~ ~~
~~ _,-''-. ~~ .-._ ~ ~~~
,---':::::::\`. \_::`.,...__ ~
~ |::`.:::::::::::`. ~ )::::::.--'
|:_:::`.::::::::::`-.__~___... |
orca | orca_orca_001 | orca_001.txt | O .
O ' '
o ' .
o .'
__________.-' '...___
.-' ### '''...__
/ a### ## ''--.._ ______
'. # ######## ' .-'
... |
orca | orca_orca_002 | orca_002.txt | _
/ |
/ |
/ |
/ |
,____.-----------' `.______, ._
._--" ... |
organ | organ_organ_000 | organ_000.txt |
^
,| ].
/] ] ] ]\
/] ] ] ] ] ]\
|\ | ] ] ] ] ] ] ] /|
| |\ /] ] ] ] ] ] ] ]\ /| |
| | ||| ] ] ] ] ] ] ] ] ]|| | |
|U|U||| ] ] ] ] ] ] ] ] ]||U|U|
|"\| |||U]U]U]U]U]U]U]U]U]|| |/"|
| \ ||| ] ] ] ] ] ] ] ] ]|| / |
||\ \||| ]_]-'""@""`-|_]... |
ornament | ornament_ornament_000 | ornament_000.txt | /\
/ \
/\/\/\
/\ \/ /\
< <><><> >
\/ /\ \/
\/\/\/
\ /
\/ |
ostrich | ostrich_ostrich_000 | ostrich_000.txt | __
(oo)
\/
||
||
||,-v-,_
||\ | /
_,'" "'-,-<
... |
ostrich | ostrich_ostrich_001 | ostrich_001.txt | _,-\/-,_
\ /
\_.._/
_,/ \,_
/ \ / \
,\ ) ( /,
(__/ .''. \__)
\,_|| /... |
ostrich | ostrich_ostrich_002 | ostrich_002.txt | -O
\ _.
( )
\
_/
Lisa O'Donn |
ostrich | ostrich_ostrich_003 | ostrich_003.txt | -O /O
\ __|/
(_ )
\
_/
rediddle by kim da |
ostrich | ostrich_ostrich_004 | ostrich_004.txt | _
//
_ //
,-'_`----,_ //
( _~d~~_/ '~-----, //
(_<_~~~~_,--... |
ostrich | ostrich_ostrich_005 | ostrich_005.txt | _
-=(')
;;
//
//
: '.---.__
| --_-_)__)
`.____,'
\ \
___\ \
( \
\ j
/ |
oven | oven_oven_000 | oven_000.txt | _.-------------.
.-'' .;'|
;==============;+' |
| | |
| (} (} {) (} | |
| | |
| .==========. | |
| | _ .'"+_/)| | |
| |( \( (`( | | |
... |
oven | oven_oven_001 | oven_001.txt | ------\
_____ \
\ \
| |
| |
| |
| |
| |
___| |_______
/--------------\
| |
| .--|
| .##|
| .##|
| --| oven
| |
\______________/
# # |
oven | oven_oven_002 | oven_002.txt | /\
/ \
/ \
'-.__.-'
| |
| |
| |
____________'____'___________
... |
owl | owl_owl_000 | owl_000.txt | ,___,
/(6 6)\_
/\` ' `'\\_
\\\_''''|\\\
)\\\\''//||/
._,--/////""------
b'ger ` |
owl | owl_owl_001 | owl_001.txt | .___,
___('v')___
`"-\._./-"'
hjm ^ ^ |
owl | owl_owl_002 | owl_002.txt | ____
Pulsatrix perspicillata ,'' ''.
/ `-. .-' \
/( (O))((O) )
/'-..-'/\`-..|
,'\ `-.\/.--'|
,' ( \ |
,'( ( `._ |
/( ( ... |
owl | owl_owl_003 | owl_003.txt | .-"""""""-. .'""."".""`.
/ \ * / \ / ^ \ /^ \
{ ((@)\*/((@) }.{ ~Q '\ / Q ~}}
( `.~~ .V. ~~.'}.`._.' V`._.' )
( ( `-') `-' } ~~ ~~ )
( ( ) ^ ^ 0 " " " ( ( )
( ) ^^ 00 " ( .)
( ( ) ^ 00 " ( ( ) )
{ ... |
owl | owl_owl_004 | owl_004.txt | , ,
)\___/(
{(@)v(@)}
{|~~~|}
{/^^^\}
`m-m` |
owl | owl_owl_005 | owl_005.txt | ... * . _ .
* . * . * (_) *
. |* .. * ..
. * \| * ___ . . *
* \/ |/ \/{o,o} .
_\_\ | / /) )* _/_ *
\ \| /,--"-"--- ..
_-----` |(,__,__/__/_ .
\ || ..
||| . *
|||
ejm98 |||
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owl | owl_owl_006 | owl_006.txt | ... * . _ .
* . * . * (_) *
. |* .. * ..
. * \| * . . *
* \/ |/ \/ *. . .
_\_\ | / * _/_ *
\ \| /,-------- ..
_-----` |(,__,__/__/_ .
\ || .. ___
||| . {o,o}___ *
||| /V( (vv'
ejm98 ||| /\: " "
, -=-... |
owl | owl_owl_007 | owl_007.txt | ... * . _ .
* . * . * (_) *
. |* .. * ..
. * \| * . . *
* \/ |/ \/ *. . .
_\_\ | / * _/_ *
\ \| /,-------- ..
_-----` |(,__,__/__/_ .
\ || ..
_-----` |(,__,__/__/_ ^---^
\ || .. (.)(.)
||| . V
|... |
owl | owl_owl_008 | owl_008.txt | ^----^
(.) (.)
\/
/ vvvvv \
/v vvvvv v\
/v vvvvv v\
v vvv v
v v
/ \
ejm96 ((( ))) |
owl | owl_owl_009 | owl_009.txt | Owls
Hooters /\:/\
/\:/\ /,;;:^\
/_!!!-\ | O/ \O |
| O\ /O | \ V /
\` V / /'/( ' )\`\
/`/( ` ` " )\"\ /!!! | ' `|!!! \
/!!!`|` |!!!"\ /! | ... |
owl | owl_owl_010 | owl_010.txt | . .
/ `' \
/(@)(@)\
/`. \/ .'\
/ '`'` \
| \'`'`/ |
| |'`'`| |
\/`'`'`'\/ (PS)
===(((==)))====== |
owl | owl_owl_011 | owl_011.txt | __________-------____ ____-------__________
\------____-------___--__---------__--___-------____------/
\//////// / / / / / \ _-------_ / \ \ \ \ \ \\\\\\\\/
\////-/-/------/_/_| /___ ___\ |_\_\------\-\-\\\\/
--//// / / / //|| (O)\ /(O)... |
owl | owl_owl_012 | owl_012.txt | /^----^\
| 0 0 |
Whoo!! | \/ |
/ \
Whoo!! | |;;;|
| |;;;| \ \
| \;;| \\//
\ \| / /
------------------(((--(((------------\ \---------... |
owl | owl_owl_013 | owl_013.txt | ~o88ooooooooooooo88o~
ouooooo,~oo oo~,ooooouo
8 ~88888. ,88888~ 8
8 go~~~os go~~~os 8
8 ,8` '8_8` '8. 8
8 8` _ '8` _ '8 8
8 8 !@! 8 !@! 8 ... |
owl | owl_owl_014 | owl_014.txt | , _ ,
( o o )
/'` ' `'\
|'''''''|
|\\'''//|
"""
b' |
owl | owl_owl_015 | owl_015.txt | ^...^ m1a
/ o,o \
|):::(|
====w=w=== |
owl | owl_owl_016 | owl_016.txt | ,_. ,_.
'\cXX.==- __ __ -==,XXv/`
~=_X7~ ,/~!g=-,_. ,_.-=s!~L. ~TX_=~
~=c. = /- T--e'T|=v._ .... _,v=!7`z--\ -\ = ,v=~
~=c` ./ ,-`,/ /i/Z\/~~~~\/Z\i\ \.'-. \, 'v=~
~\... |
owl | owl_owl_017 | owl_017.txt | /`\ ___ /`\
\d `"\:/"` b/
/`.--. ` .--.`\
|/ __ \ / __ \|
( ((o) V (o)) )
|\`""`/^\`""`/|
\ `--'\ /'--` /
/`-._ ` _.-`\
/ /.:.:.:.:.:.\ \
; |.:.:.:.:.:.:.| ;
| |:.:.:.:.:.:.:| |
| |.:.:.:.:.:.:.| |
| |:.:.:.:.:.:.:| |
... |
owl | owl_owl_018 | owl_018.txt | __ __
\ `-._......_.-` /
`. '. .' .'
// _`\/`_ \\
|| /\O||O/\ ||
|\ \_/||\_/ /|
\ '. \/ .' /
/ ^ `'~ ~'` \
/ _... |
owl | owl_owl_019 | owl_019.txt | ___
.-"-~-"-.
/.-"-.-"-.\
||((o|o))||
)\__/V\__/(
/ ~ -...- ~ \
|\` ~. ~ .~ `/|
() | `~ - ^ - ~` |
() // | ; ' : . |
... |
oyster | oyster_oyster_000 | oyster_000.txt | ___---__---___
-- --
~ ~
~~ ~~
(__ ,--, __)
====- |# | -====
~~---_____---~~~~--(~~ `--' )~~----... |
palace | palace_palace_000 | palace_000.txt |
!
lll
/// \
||| |
P_______|[][][][][]_______P
++++++++=o0@%@%@%o|||++++++++
|l l l ll [] [] []| l l l l l
|_______| []=== []| |_______|
|__|| ||___/
Katie Bul
|
palmtree | palmtree_palmtree_000 | palmtree_000.txt | __ _.--..--._ _
.-' _/ _/\_ \_'-.
|__ / _/\__/\_ \__|
|___/\_\__/ \___|
\__/
\__/
\__/
\__/
____\__/___
. - ' ' -.
/ \
~~~~~~~ ~~~~~ ~~~~~ ~~~ ~~~ ~~~~~
~~~ ~~~~~... |
palmtree | palmtree_palmtree_001 | palmtree_001.txt | ****
********
** ******
* ****** ******
****** *********
**** ***** ***
*** *** **
******... |
palmtree | palmtree_palmtree_002 | palmtree_002.txt | ###########################'`################################
########################### V##'############################
#########################V' `V ############################
########################V' ,############################
#########`#############V ,A####################... |
panda | panda_panda_000 | panda_000.txt | _,..._,m, |,
,/' '""; | |,
/ ".
,'mmmMMMMmm. \ -|-_"
_/-"^^^^^"""%#%mm, ; | ... |
panda | panda_panda_001 | panda_001.txt | __.. ..__
.gd$$$$$b .$$$$$bp.
d$$$$$$$$$$ $$$$$$$$$$b
g$$$$$$$$$$$$ ___ $$$$$$$$$$$$p
!$$$$$$$$$$$$$.--'' ''--.$$$$$$$$$$$$$!
!$$$$$$$$$P^" '-$$$$... |
panda | panda_panda_002 | panda_002.txt | $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$$$$$$$$$$$$$$$$$$$$$$$$**$$$$$$$$$**$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$$$$$$$$$$$$$$$$$$$$$$" ^$$$$$$F *$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$$$$$$$$$$$$$$$$$$$$$ z$$$$$$L ^$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$$$$$$$$$$$$$$$$... |
panda | panda_panda_003 | panda_003.txt | ,,, ,,,
;" ^; ;' ",
; s$$$$$$$s ;
, ss$$$$$$$$$$s ,'
;s$$$$$$$$$$$$$$$
$$$$$$$$$$$$$$$$$$
$$$$P""Y$$$Y""W$$$$$
$$$$ p"$$$"q $$$$$
$$$$ .$$$$$. $$$$
$$DcaU$$$$$$$$$$
by "Y$$$"*"$$$Y" ... |
panda | panda_panda_004 | panda_004.txt | ,mMm.,------.,mMm.
(GNP' `?ND)
P dMm. ,mMb ?
( ?X_O O_XP )
( qp ) b
\ `--'`--' / |
panda | panda_panda_005 | panda_005.txt | _____ ,__)
(--|__) _.._ _| _,
_| (_|| |(_|(_|
( |
panda | panda_panda_006 | panda_006.txt | _,add8ba,
,d888888888b,
d8888888888888b _,ad8ba,_
d888888888888888) ,d888888888b,
I8888888888888888 _________ ,8888888888888b
... |
panda | panda_panda_007 | panda_007.txt | ##
###----##
### \
/ ##__
/ ## # --#
: __/ -# :
,' _\ > :
#### :' #########:
########## | ###:
###################### :
####################### :
######################...,'
:
;
... |
panda | panda_panda_008 | panda_008.txt | Hua Mei and Bai Yun of the San Diego
====================
By Walter |
panther | panther_panther_000 | panther_000.txt | _...---.._
_.'` -_ ``.
.-'` `.
.-` q ;
... |
panther | panther_panther_001 | panther_001.txt | :~-._ _.-~:
: :.~^o._ ________---------________ _.o^~.:.:
: ::.`?88booo~~~.::::::::...::::::::::::..~~oood88P'.::.:
: ::: `?88P .:::.... ........:::::. ?88P' :::. :
: :::. `? .::. . ...........:::. P' .:::. :
... |
panther | panther_panther_002 | panther_002.txt | ..,co88oc.oo8888cc,..
o8o. ..,o8889689ooo888o"88888888oooc..
.88888 .o888896888".88888888o'?888888888889ooo....
a888P ..c6888969""..,"o888888888o.?8888888888"".ooo8888oo.
088P ..atc88889"".,oo8o.86888888888o 88988889",o888888888888.
888t ...coo688889... |
panther | panther_panther_003 | panther_003.txt | d888b. _.,,,,._
O8P "888 ..,,.aoatcoo.. .c88888888888bo. 88o.
888. 98P _.ad88889"c88888888888888888888888888888oo8888o.
"888o. .,a88888P" .od888888888888888888888888888888888888888o aooo..
"98888886888P" a888888888888P"a8888888888888888P"""c888888889 c88888888... |
parabola | parabola_parabola_000 | parabola_000.txt | __,..--'""
_,..--'""
_,..-'""
_,..-'"
_,.-'"
_.-'"
_.-"
.-'
.'
/
;
;
\
`.
`-.
"-._
"`-... |
parakeet | parakeet_parakeet_000 | parakeet_000.txt | Parakeets
\\
\\ (o>
(o> //\
_(()_____V_/_____
|| ||
||
unkn
|
parcel | parcel_parcel_000 | parcel_000.txt | _.-,.____
.-' .--._ ```--.-----.___
._"""-- (`-...`-. _/,----. ) ````---=.
_.-'' ````-- `.___.-.) (---=='' .-' |
_.-' _.-. )(`.-._``--.._ .' |
|`---..__ .-'.-'.' )\ \_ ``--...`. |
| ``--.._ ,'.-' ( ( `-... |
parthenon | parthenon_parthenon_000 | parthenon_000.txt | J""--____ __.._
F i"""--__"" ""-_
J.'| """--__ "-_
+ |_____ """--__"""-_
.' ,' | L J"T"-----____ """--__
+ +| | L J | J | LJ LJ"T----___|
.',' | | | J | J | LJ LJ JJ JJ
+,'| | | | J | J J ... |
pasta | pasta_pasta_000 | pasta_000.txt | |||
|||||,
\|||||/
/) `|||||/
,-""//-. ______ ... |
payphone | payphone_payphone_000 | payphone_000.txt |
_________________
/ __ \
| (__) |
| |
| .-----. .--. |
| | | / \ |
| '-----' \ / |
| | | |
| LI LI LI | | |
| LI LI LI | | |Oo
| LI LI LI | | |`Oo
| LI LI LI | | | Oo... |
peacock | peacock_peacock_000 | peacock_000.txt |
__
~%( o`=-
\ \
/ /
__/~~\__
( / ~~ \ )
| | | |
\| |/
___vv__vv__nmf
/ `` '' \
|_____________|
~`/%%%%\`~
/ %% \
~@ /``\ @~
/ %% %% \
... |
peacock | peacock_peacock_001 | peacock_001.txt | o
o%
//
-="~\
~\\\
... |
peacock | peacock_peacock_002 | peacock_002.txt | _ _
__/o'V'o\__
__/o \ : / o\__
/o `. \ : / .' o\
_\ '. /"\ .' /_
/o `-._ '\v/' _.-` o\
\_ `-./ \.-` _/
/o ``---._/ \_.---'' o\
\_________\ /_________/
'\_/'
_|_|_ |
peacock | peacock_peacock_003 | peacock_003.txt | \/ \/
_\ o \ @ \/ V
_| \ () | o <_
`. @ \() @ | /
_> \ . \ O |() @ o
\ @ ().. \ \ O | .() (_
_) o \ \.\O) @ | / /
`. () O \ \ o()| O ... |
peacock | peacock_peacock_004 | peacock_004.txt | _/_
-'a\
||
|J
2_\
/:::\
|;ooo;|
/Oo@ o\
'/o oOo\`
/@ O o @\
'/.o,()o,\`
/().O O o\
/ @ , @. () \
/,o O' o O o, \
_-'. 'o _o _O_o-o.`-_
`"""---......---"""` |
peacock | peacock_peacock_005 | peacock_005.txt | sk ,-''''-.
_/_ /( <``-._
-:e\,/ ;:,_\|-\\`=_`;-.._
'--` _| `-.;__;__;';=- |
pear | pear_pear_000 | pear_000.txt | /)
,.//,
/` `'` `\
: :
: :
: :
: :
: ;
: :
; ;
; ;
... |
pelican | pelican_pelican_000 | pelican_000.txt | `.---...__
/```.__ ``.
Pelecanus occidentalis |```/ `'--.._`.
|``| (o).)
\`` \ _,-' `.
\```\ ( ( ` . `.
`.```. `.` . ` `.
... |
pen | pen_pen_000 | pen_000.txt | | | | | | | |
| | | | | | |
| | | |===| )---(
|_|_| |___| |___|
\ / ).( [_]
\-/ \|/ U
hjm ' ' |
pen | pen_pen_001 | pen_001.txt | _____
_____________________ | ,-. |
| | |((#))|
| ejm | |_`-'_|
| \ |
| )\ |
| `\ |
| (\ |
| \\ |
| \\ |
| \\ |
| ... |
pen | pen_pen_002 | pen_002.txt | .=======================ooooooo
___ ,' \_________________________________________
/ /-/ dP / //////////// ''--..._
\___\-\ dP \ \\\\\\\\\\\\ __..--'
`---------------------------------'''''''''''''' |
pen | pen_pen_003 | pen_003.txt | _
.|||.
| | |
| | |
| | |
| O |
| |
|___|
( )
| |
| |
| |
| | ... |
pen | pen_pen_004 | pen_004.txt | ____
| |
| |
| |-=Skydancer=-
|____|
\__/
\/=================== |
pen | pen_pen_005 | pen_005.txt | ______________
<______________|
===='
unkn |
pen | pen_pen_006 | pen_006.txt | .--------------------------------.,---___ fountain
( (XXXXXXX> Wills ) -==-->
`--------------------------------'`---~~~ |
pen | pen_pen_007 | pen_007.txt | __
(__)
| |\
| ||
| ||
|__||
| |
| |
| |
| | -=Skydancer=-
|__|
\||/
\/ |
pen | pen_pen_008 | pen_008.txt | .".
/ \
| ||
| ||
| ||
| ||
| |/
|__|
|==|
| |
| |
| |
| |
| |
\__/
|/
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pencil | pencil_pencil_000 | pencil_000.txt |
________________________________________________
/\______________________________________________/`-.
<()>____________________________________________< ##
\/______________________________________________\,-' |
penguins | penguins_penguins_000 | penguins_000.txt | o- -o
_.-/)--- (\-._..
~~.\_.^^__. ^^ / "~~ ~~ ~~~ ~ ~
~~ | ~`| `|;~.~ '~ ~~ ~~ |
penguins | penguins_penguins_001 | penguins_001.txt | ,-.
)"(
/.U.\
; ::; ;
( ::; ) Krzysztof Bio
`.'.'
mf` |
penguins | penguins_penguins_002 | penguins_002.txt | _____ _____
,888888b. ,888888b.
.d888888888b .d888888888b
_..-'.`*'_,88888b _..-'.`*'_,88888b ... |
penguins | penguins_penguins_003 | penguins_003.txt | __
-=(o '.
'.-.\
/| \\
'| ||
snd _\_):,_ |
penguins | penguins_penguins_004 | penguins_004.txt | _.._
.-' `-.
: ;
; ,_ _, ;
: \{" "}/ :
,'.'"=..=''.'.
; / \ / \ ;
.' ; '.__.' ; '. ... |
penguins | penguins_penguins_005 | penguins_005.txt | penguins standing:
_ _ _
_{v}_ (v) ('> ( )
/-\ //-\\ /V\ // \\
(\_/) (\_/) <(_) (\=/)
^ ^ ^ ^ ~~ ~ ~ |
penguins | penguins_penguins_006 | penguins_006.txt | penguins walking:
_ _
<`) <`) <`) (v) (v)
/V\ /V\ /V\ //-\\ //-\\
\(_)> \<\_)> \< _/> (u_/) (\_u)
~~ ~~ ~~ ^ ^ |
penguins | penguins_penguins_007 | penguins_007.txt | penguins looking about:
_ _
(v) ('> ( )
/V\ /V\ /V\
(_)> (_)> (_)>
~~ ~~ ~~ |
penguins | penguins_penguins_008 | penguins_008.txt | penguins sitting:
_ _
<`) (v) ('> ( )
(V) //_\\ (V) //_\\
]/__)> (U_U) <(__\[ (\=/) |
penguins | penguins_penguins_009 | penguins_009.txt | more penguins:
_
('< (o) _
/V\ //-\\ (.)-=_ /__ /\
<(_) (\_/) V \ _)> ](__=_`)
~~ ~ ~ ~ ~~ |
penguins | penguins_penguins_010 | penguins_010.txt | sumo penguin:
_
('v')
//-=-\\
(\_=_/)
^^ ^^ |
penguins | penguins_penguins_011 | penguins_011.txt | _o_
(^)
~ |
penguins | penguins_penguins_012 | penguins_012.txt | _o _ _o_ o o
o (^) _ (o) >') (^) (^) (^)
_ (^) ('>~ _(v)_ _ //-\\ /V\ ('> ~ __.~ ~
('v')~ // \\ /-\ (.)-=_\_/) (_)> (V) ~ ~~ /__ /\
//-=-\\ (\_/) (\_/) V \ _)>~ ~~ <(__\[ ](__=_')
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penguins | penguins_penguins_013 | penguins_013.txt | ;
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A benchmark for evaluating how well language models classify ASCII art: 5,135 items across 752 classes.
Paper: arxiv.org/abs/2512.04125 · Code: github.com/ASCIIBench/ASCIIBench
| field | type | description |
|---|---|---|
class |
string | Label — the subject depicted (752 distinct values) |
unique_id |
string | Stable per-item identifier |
file_name |
string | Source filename of the original art |
ascii_art |
string | The ASCII art itself, newlines preserved |
@article{asciibench2025,
title={ASCIIBench: Evaluating Language-Model-Based Understanding of Visually-Oriented Text},
journal={arXiv preprint arXiv:2512.04125},
year={2025}
}