VideoGenReview

What each AI video model's release notes say changed

Runway and start, end or middle frames: the dated notes

5 Runway entries on start, end or middle frames, 29 July 2024 to 21 January 2026, across Gen-3 Alpha, Gen-3 Alpha Turbo and Gen-4.5. The latest: Gen-4.5 takes a first frame image with the prompt. As of 2026-09-25.

Entries on frames per line, this one markedA count of entries, which follows how often a maker writes notes.Entries on frames per line, this one markedKling AI55Runway55Google Veo33PixVerse33Wan33Adobe Firefly Video22Gemini Omni22Luma Ray22HappyHorse11LTX11Midjourney video11MiniMax Hailuo11Seedance11Vidu11
Fig. 1 A count of entries, which follows how often a maker writes notes.
Entries on start, end or middle frames per line, read 2026-09-25.
LineEntries
Adobe Firefly Video2
Gemini Omni2
Google Veo3
HappyHorse1
Kling AI5
LTX1
Luma Ray2
Midjourney video1
MiniMax Hailuo1
PixVerse3
Runway5
Seedance1
Vidu1
Wan3

Inclusion rule. Lines with at least one entry of this kind. Order. Alphabetical by line.

The register holds 5 Runway entries on start, end or middle frames; the first is dated 29 July 2024.

1The entries

29 July 2024, Gen-3 Alpha

Use any image as the first frame of your video generation, either on its own or with a text prompt for additional guidance.

Runway, changelog
  • Gen-3 Alpha Image to Video
    Gen-3 Alpha takes an image as the first frameRunway, changelog / since 2024-07-29 / checked 2026-09-25

5 August 2024, Gen-3 Alpha

Gen-3 Alpha Image to Video now supports using an image as either the first or last frame of your video generation.

Runway, changelog
  • Gen-3 Alpha last frame
    The image can be the first or the last frameRunway, changelog / since 2024-08-05 / checked 2026-09-25

It came 7 days after the previous one.

8 October 2024, Gen-3 Alpha Turbo

Provide both first and last frame inputs for Gen-3 Alpha Turbo.

Runway, changelog
  • Keyframes in Gen-3 Alpha Turbo
    First and last frame input for Gen-3 Alpha TurboRunway, changelog / since 2024-10-08 / checked 2026-09-25

64 days after the entry before it.

19 December 2024, Gen-3 Alpha Turbo

Add a middle keyframe in addition to first and last keyframes, for more control over your image to video generations.

Runway, changelog
  • Middle keyframes in Gen-3 Alpha Turbo
    A middle keyframe between first and lastRunway, changelog / since 2024-12-19 / checked 2026-09-25

It came 72 days after the previous one.

21 January 2026, Gen-4.5

You can now supply a first frame image alongside your text prompt with Gen-4.5.

Runway, changelog
  • Gen-4.5 Image to Video
    Gen-4.5 takes a first frame image with the promptRunway, changelog / since 2026-01-21 / checked 2026-09-25

It came 398 days after the previous one.

2The same kind of change in other lines

  • Adobe Firefly Video: 2 entries, February 2025 to December 2025
  • Gemini Omni: 2 entries, August 2026
  • Google Veo: 3 entries, June 2025 to October 2025
  • HappyHorse: 1 entry, June 2026
  • Kling AI: 5 entries, March 2025 to May 2026
  • LTX: 1 entry, August 2026
  • Luma Ray: 2 entries, December 2025 to June 2026
  • Midjourney video: 1 entry, July 2025
  • MiniMax Hailuo: 1 entry, August 2026
  • PixVerse: 3 entries, March 2025 to March 2026
  • Vidu: 1 entry, September 2025
  • Wan: 3 entries, January 2025 to September 2025

Runway, every entry · Start, end and middle frames, every line · Gen-3 Alpha · Gen-3 Alpha Turbo · Gen-4.5

3Notes read