Gen-4.5 baseline
What is Gen-4.5?
Gen-4.5 is Runway's AI video model. We use it as the baseline so you can find a higher overall score, a lower price, or stronger category results.
- Overall score
- 40.0
- Price per second
- $0.12/sec
Swipe for more top models
Editor's recommendation
Start with Seedance 2.0 for the highest overall score
Seedance 2.0 ranks first at 72.0 overall and $0.12/sec. Use the ranking to compare its price and score with Gen-4.5.
Ranked by overall score
The 10 best Gen-4.5 alternatives
Each model uses the same published baseline. Compare the score, price, gap from Gen-4.5, and available side-by-side evidence.
Seedance 2.0 ranks first at 72.0 overall and $0.12 per second.
Rank 1
Seedance 2.0
ByteDance
Seedance 2.0 scores 32.0 points above Gen-4.5 overall.
Overall score
72.0
40.0
- Overall score
- 72.0
- Price per second
- $0.12/sec
- Score vs Gen-4.5
- 32.0 points higher
- Price vs Gen-4.5
- $0.001/sec more
Rank 2
Seedance 2.0 Fast
ByteDance
Seedance 2.0 Fast scores 30.0 points above Gen-4.5 overall.
Overall score
70.0
40.0
- Overall score
- 70.0
- Price per second
- $0.076/sec
- Score vs Gen-4.5
- 30.0 points higher
- Price vs Gen-4.5
- $0.044/sec less
Rank 3
HappyHorse-1.0
Alibaba (Wan)
HappyHorse-1.0 scores 22.0 points above Gen-4.5 overall.
Overall score
62.0
40.0
- Overall score
- 62.0
- Price per second
- $0.11/sec
- Score vs Gen-4.5
- 22.0 points higher
- Price vs Gen-4.5
- $0.008/sec less
Rank 4
Kling 3 Pro
Kling AI (Kuaishou)
Kling 3 Pro scores 22.0 points above Gen-4.5 overall.
Overall score
62.0
40.0
- Overall score
- 62.0
- Price per second
- $0.14/sec
- Score vs Gen-4.5
- 22.0 points higher
- Price vs Gen-4.5
- $0.020/sec more
Rank 5
Kling 2.6
Kling AI (Kuaishou)
Kling 2.6 scores 20.0 points above Gen-4.5 overall.
Overall score
60.0
40.0
- Overall score
- 60.0
- Price per second
- $0.070/sec
- Score vs Gen-4.5
- 20.0 points higher
- Price vs Gen-4.5
- $0.050/sec less
Rank 6
Grok Imagine 1.0
xAI
Grok Imagine 1.0 scores 18.0 points above Gen-4.5 overall.
Overall score
58.0
40.0
- Overall score
- 58.0
- Price per second
- $0.070/sec
- Score vs Gen-4.5
- 18.0 points higher
- Price vs Gen-4.5
- $0.050/sec less
Rank 7
Veo 3.1
Google DeepMind
Veo 3.1 scores 16.0 points above Gen-4.5 overall.
Overall score
56.0
40.0
- Overall score
- 56.0
- Price per second
- $0.40/sec
- Score vs Gen-4.5
- 16.0 points higher
- Price vs Gen-4.5
- $0.28/sec more
Rank 8
PixVerse v5.5
PixVerse
PixVerse v5.5 scores 15.0 points above Gen-4.5 overall.
Overall score
55.0
40.0
- Overall score
- 55.0
- Price per second
- $0.010/sec
- Score vs Gen-4.5
- 15.0 points higher
- Price vs Gen-4.5
- $0.11/sec less
Rank 9
Grok 2025
xAI
Grok 2025 scores 14.0 points above Gen-4.5 overall.
Overall score
54.0
40.0
- Overall score
- 54.0
- Price per second
- $0.070/sec
- Score vs Gen-4.5
- 14.0 points higher
- Price vs Gen-4.5
- $0.050/sec less
Rank 10
Seedance 1.5 Pro
ByteDance
Seedance 1.5 Pro scores 13.0 points above Gen-4.5 overall.
Overall score
53.0
40.0
- Overall score
- 53.0
- Price per second
- $0.052/sec
- Score vs Gen-4.5
- 13.0 points higher
- Price vs Gen-4.5
- $0.068/sec less
Scores and prices are from the model snapshot updated Aug 11, 2026.
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Direct evaluation examples
Watch Gen-4.5 beside the alternatives
Open a published comparison to see both models tested with the same evaluation data and video examples.
Example 01
Grok 2025 vs Gen-4.5
See the side-by-side example →Example 02
Grok Imagine 1.0 vs Gen-4.5
See the side-by-side example →Example 03
HappyHorse-1.0 vs Gen-4.5
See the side-by-side example →Example 04
Kling 2.6 vs Gen-4.5
See the side-by-side example →Example 05
Kling 3 Pro vs Gen-4.5
See the side-by-side example →Example 06
PixVerse v5.5 vs Gen-4.5
See the side-by-side example →Example 07
Seedance 1.5 Pro vs Gen-4.5
See the side-by-side example →Example 08
Seedance 2.0 Fast vs Gen-4.5
See the side-by-side example →Example 09
Seedance 2.0 vs Gen-4.5
See the side-by-side example →Example 10
Veo 3.1 vs Gen-4.5
See the side-by-side example →Weekly AI video evidence
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