whatmodel.sh / image / Imagen 4
Imagen 4
↗ share
+ contribute
Imagen 4 is a closed-weights image model from Google, released May 2025.
Model information sources
Score within the LMArena text-to-image comparison set only.
$ how it compares
The image models ranked either side of Imagen 4, out of 197 with a score, then more from Google.
| # | model | score | where | ||
|---|---|---|---|---|---|
| 50 |  Kling Image O1 | 60±4 | api $0.028/image | ||
| 51 |  Krea 2 Medium | 60±3 | api $0.030/image | ||
| 52 | Imagen 4 | 59±2 | api $0.040/image | ||
| 53 |  Wan 2.5 Text-to-Image Preview | 59±3 | api $0.030/image | ||
| 54 |  Recraft V4 | 59±3 | api $0.040/image | ||
| more from Google | |||||
| 5 | Nano Banana 2.1 | 81±2 | api $0.034/image | ||
| 9 | Nano Banana 2 (Gemini 3.1 Flash Image) | 76±1 | api $0.067/image | ||
| 10 | Nano Banana Pro (Gemini 3 Pro Image) | 76±1 | api $0.13/image | ||
$ what it's good at
text to image▂▅▅▃▄▄█▃▁▂▁▁ #41 of 126 · 89% of its score · 3 tests
Beats Wan 2.7 Image here, though they rank higher overall.
| test | result | vs the others in its run | counts |
|---|---|---|---|
| LMArena text-to-image | 1129.0 ✎ | ▂▂▃▄▇█▄▂▄▂·▂ beats 36/75 | 58% |
| ServImage task acceptance (human payment decisions, commercial design tasks) | 31.0% ✎ | ▂▃··▂··▃█··▂ beats 7/11 | 25% |
| Qwen-Image-Bench (Q-Judger, v1) | 50.3% ✎ | █▅▅·▅▅█·█··▃ beats 3/17 | 6.3% |
image to image / editing▁▁·▃▂▃█▃▃▄▁▁ #38 of 62 * · 25% of its score · 1 test
Trails FLUX.2 [klein] 9B, LongCat-Image-Edit, Qwen-Image-Edit-2511 here, though they rank lower overall.
| test | result | vs the others in its run | counts |
|---|---|---|---|
| ServImage task acceptance (human payment decisions, commercial design tasks) | 31.0% ✎ | ▂▃··▂··▃█··▂ beats 7/11 | 25% |
other tests1 not in a task · 9.0% of its score
| test | result | vs the others in its run | counts |
|---|---|---|---|
| Rapidata Benchmark.ai image benchmark (overall Elo) | 934.7 ✎ | ▁▁▁▄▂█▂▁▁▂▁▁ beats 8/34 | 9.0% |
$ where to run it
Through an API
api · Google Cloud · $0.040/image · cloud.google.com ↗ · price sourceUSD per generated image, Imagen 4 (standard; Imagen 4 Fast $0.02, Ultra $0.06) text-to-image on Google Cloud generative AI (Vertex AI / Gemini Enterprise Agent Platform) pricing. Product: Google Cloud generative AI image generation. API model: Imagen 4. Settings: text prompt, one image. Price basis: published list rate. Currency: USD. Google Cloud official pricing page, observed 2026-09-25.
$ how the score was worked out · LMArena leaderboard dataset 58%, ServImage: An Image Generatio… 25%, Rapidata/text-to-image-human-… 9% and 1 more
Each result implies a score on its own, after adjusting for how hard its test is and who ran it. The score is their weighted average, with a small pull toward the middle for thinly tested models. Each test's weight is its counts column above; here it's added up by who ran the tests. How it works
| source | results | share of the score |
|---|---|---|
 LMArena leaderboard dataset | 1 | 58% |
 ServImage: An Image Generation and Editing Benchmark from Real-world Commercial Imaging Services (arXiv:2604.24023v2) | 1 | 25% |
 Rapidata/text-to-image-human-preference-6M (Benchmark.ai Image Benchmark) published dataset-card rankings | 1 | 9% |
| Qwen-Image-Bench: From Generation to Creation in Text-to-Image Evaluation | 1 | 6% |
| prior · pull toward the middle | 2% | |
| weighted average | = 59.4 |
$ improve this page
Use a short GitHub form or edit the data through a pull request. Every number needs a source; here's which ones we can use.
data updated · sources and licences · json