# Hallo Review

> Hallo review: Academic diffusion-based talking-head model; original generation of a research series that continued into Hallo2 (ICLR 2025.

Academic diffusion-based talking-head model; original generation of a research series that continued into Hallo2 (ICLR 2025, long-duration/high-res) and Hallo3 (CVPR 2025, video-diffusion-transformer based).

See pricing · Open source · facts verified Aug 24, 2026

## What we know about Hallo

Hallo sits in the ai avatar video category, where it is academic diffusion-based talking-head model; original generation of a research series that continued into Hallo2 (ICLR 2025, long-duration/high-res) and Hallo3 (CVPR 2025, video-diffusion-transformer based). We keep this Hallo profile grounded in primary sources, each fact dated to when we last confirmed it.

Hallo does not publish a public per-minute rate we have been able to verify, so the price figure here stays blank until we can confirm one. We would rather show nothing than a guessed number; if you have a current Hallo quote, it is the fastest way for us to close that gap.

On capabilities, Hallo covers self-hostable. Each of those is verified against Hallo's own docs or dashboard, not marketing copy.

In total we track 5 verified facts for Hallo today, each linking the primary source it came from so you can check our work - and vendor claims we have not measured ourselves are labeled as such on the Hallo fact sheet below.

## Fact sheet

### Compliance & trust

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| License | MIT | Aug 24 | [source](https://github.com/fudan-generative-vision/hallo/blob/main/LICENSE) |
| Self-hostable | ✓  Yes | Aug 24 | [source](https://github.com/fudan-generative-vision/hallo#readme) |

### Commercial

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| GitHub stars | 8,700 | Aug 24 | [source](https://github.com/fudan-generative-vision/hallo) |
| Last release | 2024-06-28 date | Aug 24 | [source](https://github.com/fudan-generative-vision/hallo/releases) |
| Hardware to self-host | System requirements state Ubuntu 20.04/22.04 with CUDA 12.1 | Aug 24 | [source](https://github.com/fudan-generative-vision/hallo#readme) |

Source: https://www.versusref.com/avatar-video/tools/hallo/