NEWΔ-IRIS·ICML 2024

WMWM Arena: World Model Predictions vs Real Atari Gameplay Benchmark

What do World Models dream?

Side-by-side visual comparison of World Model predictions vs ground truth across Atari games. Evaluate how faithfully each model imagines the future.

22 World ModelsAtari 100k64x64 @ 15fps
Explore World ModelsTry Blind Battle →
Visual Comparison
Breakout
SSIM 0.9566DIAMOND
Ground Truth
Breakout real gameplay
DIAMOND Prediction
Breakout DIAMOND prediction
0.9566
8.6
0.0201
100
Frames
View details →
Featured Games
Model Leaderboard
#
Model
Architecture
HNS
Venue
Status
1
EfficientZero V2Ye et al. · Paper · Code
MuZero + MCTS
2.22
ICML 2024 Spotlight
Paper Only
2
EfficientZeroYe et al. · Paper · Code
MuZero + Self-Supervised
1.94
NeurIPS 2021
Paper Only
3
EDELINELee, Lin, Sun, Lee · Paper · Code
Mamba SSM + Diffusion
1.87
NeurIPS 2025
Paper Only
4
M³Cohen et al. · Paper · Code
Modular Transformer
1.65
2025
Paper Only
5
TWISTERBurchi, Timofte · Paper · Code
Transformer + CPC
1.62
ICLR 2025
Evaluated
6
DIAMONDAlonso et al. · Paper · Code · Weights
Diffusion (EDM)
1.46
NeurIPS 2024 Spotlight
Evaluated
7
HarmonyDreamMa et al. · Paper · Code
RSSM + Harmony Loss
1.36
ICML 2024
Paper Only
8
EMERALDBurchi, Timofte · Paper · Code
MaskGIT + Spatial Latent
1.34
ICML 2025
Paper Only
9
STORMZhang et al. · Paper · Code
Stochastic Transformer
1.27
NeurIPS 2023
Evaluated
10
OC-STORMZhang et al. · Paper · Code
Object-Centric Transformer
1.25
2024
Training
11
REMCohen et al. · Paper · Code
RetNet + Parallel Observation
1.22
ICML 2024
Paper Only
12
GIT-STORMMicheli et al. · Paper
Transformer + MaskGIT Prior
1.13
ICLR 2025
Paper Only
13
DreamerV3Hafner et al. · Paper · Code
RSSM + Symlog
1.12
JMLR 2024
Paper Only
14
Δ-IRISNEWMicheli, Alonso, Fleuret · Paper · Code
Transformer + Delta Tokens
1.11
ICML 2024
Evaluated
15
DARTAgarwal, Andrews, Kahou · Paper · Code
Fully Discrete Tokens
1.07
ICML 2024
Paper Only
16
DramaWang et al. · Paper · Code
Mamba-2 SSM
1.05
ICLR 2025
Paper Only
17
IRISMicheli, Alonso, Fleuret · Paper · Code · Weights
Transformer + dVAE
1.05
ICLR 2023
Evaluated
18
TWMChen et al. · Paper · Code
Transformer + VQ-VAE
0.92
ICLR 2023
Training
19
BBFSchwarzer et al. · Paper · Code
Scaled ResNet DQN
~0.92
ICML 2023
Paper Only
20
SPRSchwarzer et al. · Paper · Code
Rainbow DQN + Self-Prediction
0.70
ICLR 2021
Paper Only
21
DreamerV2Hafner et al. · Paper · Code
RSSM + Discrete Latent
0.67
ICLR 2021
Paper Only
22
SimPLeKaiser et al. · Paper · Code
VAE + Video Prediction
0.44
ICLR 2020
Paper Only