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Z.aiVideo model

CogVideoX1.5-5B I2V

Clip lengthRank 47 of 63

6slongest single cliphigher is better

PopularityRank 389 of 875

33out of 100first value

Summary

CogVideoX1.5-5B I2V is a video model from Z.ai. CogVideoX1.5-5B I2V is an image-to-video checkpoint with separately published weights.

What CogVideoX1.5-5B I2V can do

“n/a” means the provider does not state it or we have not sourced it yet. That is not a “no”.

Text to videon/a
Image to videoyesSource
Referencesn/a
Audion/a
Runs locallyyesSource
Extendn/a
Start and end framen/a
Max. resolutionbis 1360 px lange Seite; kurze Seite mindestens 768 pxSource

Popularity compared

How often the model is searched for, used and mentioned, compared with every model of its category.

Popularity index

0 to 100, higher is more popular

20 of 98 models

As of November 2026 · Source: gradually.ai popularity index

Over time

First value from November 2, 2026. The timeline appears from the second week.

Head-to-head comparisons

Show all comparisons (94)

All specifications

Architecture

Parameters
5B
Source: Parameters

Input and output

Maximum resolution
bis 1360 px lange Seite; kurze Seite mindestens 768 px
Source: Maximum resolution
Maximum duration
6 s
Source: Maximum duration

Licence and access

Weights
Open weights
Source: Weights
Access
Local
Source: Access
Release
CogVideoX1.5-5B-I2V was released on November 8, 2024.
Source: Release
Model license
The weights use the separate CogVideoX LICENSE. Apache 2.0 for the code is not the model license.
Source: Model license

Further details

Checkpoint
Canonical current Hugging Face ID: zai-org/CogVideoX1.5-5B-I2V. The SAT repository zai-org/CogVideoX1.5-5B-SAT contains separate transformer_i2v and transformer_t2v modules.
Source: Checkpoint
Input mode
Image-to-video checkpoint with separately published weights.
Source: Input mode
Generation limits
The model matrix lists a minimum of 768 px and maximum of 1360 px for the long side, dimensions divisible by 16, 6 seconds, and 8 frames per second.
Source: Generation limits

Frequently asked questions about CogVideoX1.5-5B I2V

How long can a video with CogVideoX1.5-5B I2V be?

Up to 6 seconds in one go. Resolution: bis 1360 px lange Seite; kurze Seite mindestens 768 px.

According to Z.ai

Longest clip
6s
Resolution
bis 1360 px lange Seite; kurze Seite mindestens 768 px
Open weights
yes