SimmonsBench — compare
COMPARE
Two models, head to head.
Pick two — their builds side by side, and where they land on every board.
VS
The builds
Same prompt, both models. 97 tests — click any build to open it.
FILTER
Opus 4.8
◉GPT-5.5
DASHBOARD
Build a financial spend dashboardSLIDES
Build a sales QBR deckDASHBOARD
Turn raw sales data into a dashboardDATA-VIZ
Build an interactive chartWRITING
Write a cold outreach emailDASHBOARD · DATA
Build a make-vs-buy modelDASHBOARD · DATA
Model 3 pricing strategiesREPORT · DATA
Synthesize survey + analytics into a reportMAP · DATA
Build an interactive earthquake mapUI · IMAGE
Design a mobile app UICANVAS
Build a physics sandboxCANVAS
Build a solar systemWEBGL · AGENTIC
Build a 3D art museumWRITING
Write a viral tweet threadWRITING
Write a viral LinkedIn postVIDEO · MOTION DESIGN
Make the launch video for Claude Sonnet 5.5IMAGE · STORYBOARD
Pitch the next A24 film (+ storyboard)WRITING · LONG-FORM
Finish a year-old essaybuild.exe×
no build…
WRITING · EXPLAINER
Explain how an AI model worksbuild.exe×
no build…
WRITING · SOCIAL
Write a LinkedIn post (to a system prompt)build.exe×
no build…
WRITING · VOICE-MATCH
Write a YouTube intro in a creator's voicebuild.exe×
no build…
GAME · GRAPHICS
Build a great-looking racing gamebuild.exe×
no build…
WEBSITE · DESIGN TASTE
Design a freelance designer's portfolio sitebuild.exe×
no build…
3D · WEBGL
Build a 3D nebula galaxy scenebuild.exe×
no build…
3D · PROCEDURAL
Build an endless low-poly terrain flyoverbuild.exe×
no build…
SIM · FLUID
Animate liquid sloshing in a spherebuild.exe×
no build…
build.exe×
no build…
CANVAS · MATH
Build an interactive fractal explorerbuild.exe×
no build…
build.exe×
no build…
3D · LOGIC
Build a Rubik's Cube solverbuild.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
DATA-VIZ · 3D
Build an interactive Milky Way learning mapbuild.exe×
no build…
build.exe×
no build…
GAME · WEBGL
Build a Counter-Strike 2 browser clonebuild.exe×
no build…
build.exe×
no build…
DATA · GRAPH
Build a cinema knowledge graphbuild.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
WRITING · VOICE
Write a YouTube intro in the creator's voicebuild.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
3D · INTERACTIVE
Build an interactive 3D command-center gadgetbuild.exe×
no build…
build.exe×
no build…
LIVE DATA · FORECAST
Build a weather app with its own forecast modelbuild.exe×
no build…
build.exe×
no build…
ALGORITHM · AUDIO
Build an MP3-to-MIDI converterbuild.exe×
no build…
build.exe×
no build…
build.exe×
no build…
build.exe×
no build…
WRITING · HALLUCINATION TEST
Write an Isaacson-style biography introbuild.exe×
no build…
build.exe×
no build…
WRITING · AI VIDEO
Write + shot-list a 30-second Tarantino trailerbuild.exe×
no build…
build.exe×
no build…
MOTION · TASTE
Build a motion graphics piece (you pick the concept)build.exe×
no build…
build.exe×
no build…
3D · PRODUCT PAGE
Build a luxury watch product page (3D)build.exe×
no build…
build.exe×
no build…
KNOWLEDGE WORK · COPY
Rewrite a real workshop landing pagebuild.exe×
no build…
build.exe×
no build…
RESEARCH REPORT
Research and design a report on data-center water usebuild.exe×
no build…
build.exe×
no build…
DESIGN SITE
Build a design showcase websitebuild.exe×
no build…
build.exe×
no build…
BRAND IDENTITY
Design a full brand identity systembuild.exe×
no build…
build.exe×
no build…
HTML · 3 CONCEPTS
Design a world-class websitebuild.exe×
no build…
build.exe×
no build…
DECK · IMAGE · SVG
Revive a dying brand: RadioShackbuild.exe×
no build…
build.exe×
no build…
WEB DESIGN · TASTE
Build a world-class website (you pick the concept)build.exe×
no build…
build.exe×
no build…
3D · REAL-TIME
Build a real-time 3D experience (you pick the concept)build.exe×
no build…
build.exe×
no build…
GAME · TASTE
Build a playable game (you pick the concept)build.exe×
no build…
build.exe×
no build…
SLIDES · RESEARCH
Should you buy SpaceX? Build the investment deckbuild.exe×
no build…
build.exe×
no build…
KNOWLEDGE WORK · CREATIVE
Revive a dying brand: J.Crewbuild.exe×
no build…
build.exe×
no build…
GAME · 3D · PHYSICS
Build a 3D kart racing game (fixed spec)build.exe×
no build…
build.exe×
no build…
SIMULATION · PHYSICS
Build a Theo Jansen strandbeest that actually walksbuild.exe×
no build…
build.exe×
no build…
WEB · 3D · MOTION
Build a scroll-driven 3D product page for a dive watchbuild.exe×
no build…
build.exe×
no build…
WEB · FIDELITY
Pick an Awwwards winner and clone it pixel for pixelbuild.exe×
no build…
build.exe×
no build…
WEB · 3D · MOTION
Build a scroll-driven 3D product page for a mechanical keyboardbuild.exe×
no build…
build.exe×
no build…
GAME · 3D · PHYSICS
Clone Mario Kart — Rainbow Road, MK8 drift mechanicsbuild.exe×
no build…
build.exe×
no build…
3D · BLENDER · WEB
Model the Adizero Adios Pro Evo 3 in Blender and build its product pagebuild.exe×
no build…
build.exe×
no build…
GAME · SIMULATION · ECONOMY
Build a RollerCoaster Tycoon 2 clonebuild.exe×
no build…
build.exe×
no build…
WEB · FIDELITY · FIXED TARGET
Clone Mana Yerba Mate, pixel for pixelbuild.exe×
no build…
build.exe×
no build…
ILLUSTRATION · SINGLE FILE
Draw Moby Dick scene by scene, entirely in codebuild.exe×
no build…
build.exe×
no build…
FILM · SOUND · WEB
Make a launch film with synthesized sound, and its launch pagebuild.exe×
no build…
build.exe×
no build…
3D GAME · BLENDER
Build a Pro Skater game with every 3D asset made in Blenderbuild.exe×
no build…
build.exe×
no build…
MOTION · ZERO DIRECTION
Make the most impressive demo of yourselfbuild.exe×
no build…
build.exe×
no build…
WEB · FIDELITY + 3D
Clone butter.video, 3D and allbuild.exe×
no build…
build.exe×
no build…
GAME · REALISM
Build a realistic Backrooms horror gamebuild.exe×
no build…
build.exe×
no build…
WEB · FIDELITY + MOTION
Clone heronaiapp.com, motion and allbuild.exe×
no build…
build.exe×
no build…
CAMPAIGN · ADS + VIDEO
Launch a product: research, ads, launch video, shortsbuild.exe×
no build…
build.exe×
no build…
iOS · SWIFTUI APP
Build a coffee-ordering iPhone appbuild.exe×
no build…
build.exe×
no build…
3D · PHYSICS SIM
Simulate a Starship launch and tower catchbuild.exe×
no build…
build.exe×
no build…
3D · MATERIALS + LIQUID
Photoreal 3D cold brew bottle, cap to pourbuild.exe×
no build…
build.exe×
no build…
VIDEO · MOTION + PHOTOREAL
Launch video for Clanker Coffee Co.build.exe×
no build…
build.exe×
no build…
GAME · PHYSICS + 3D
Rocket League in the browser, photorealbuild.exe×
no build…
build.exe×
no build…
WEB · FIDELITY + 3D
Clone oryzo.ai, cork coaster and allbuild.exe×
no build…
build.exe×
no build…
3D · BLENDER + PHYSICS
The flying Tesla Roadster, drivable in the browserbuild.exe×
no build…
build.exe×
no build…
WEB · FIDELITY + MOTION
Shopify Editions Winter '26, rebuiltbuild.exe×
no build…
build.exe×
no build…
GAME · CHARACTERS + FEEL
Backyard Baseball, playablebuild.exe×
no build…
build.exe×
no build…
3D · FILM + INTERACTIVE
Central Park: a visual historybuild.exe×
no build…
build.exe×
no build…
● The Field
SimmonsBench
Leaderboards
Composite · all 7 boards · scored out of 100
SimmonsBench
1
Opus 5
12.36 /100
2
Opus 4.8
12.16 /100
3
Fable 5
11.51 /100
4
GPT-5.5
10.70 /100
5
Gemini 3.5
10.66 /100
6
Grok 4.3
9.02 /100
7
GPT-5.6 Sol
7.85 /100
8
GLM 5.2
7.83 /100
9
DeepSeek V4
7.72 /100
10
Kimi K2.7
7.59 /100
11
Kimi K3
7.59 /100
12
Qwen 3.7
7.42 /100
13
Mistral Large
7.07 /100
14
MiniMax M3
6.31 /100
15
GPT-OSS 120b
5.90 /100
16
Fable 5.5
0.00 /100
17
Fable 5.1
0.00 /100
18
Sonnet 5
0.00 /100
19
Sonnet 4.6
0.00 /100
20
GPT-6 Astra
0.00 /100
21
Grok 4.7
0.00 /100
22
Grok 4.7 (Grok Build)
0.00 /100
23
Opus 5.5
0.00 /100
24
Sonnet 5.5
0.00 /100
25
Muse Wonder Full
0.00 /100
26
Gemini 4 Argon
0.00 /100
See the full ranking + how it's scored
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