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Best AI video generation API

3 models · updated 2026-06-29

The verdict

Runway leads — 1 of 3 models rank Runway the top startup.

Not unanimous: ChatGPT picks Runway Gen-4; Gemini picks fal.ai.

Combined ranking

  1. 1
    Runway—8 pts
    GPT —Claude #2Gemini #2· Mature creative API (Gen-4) with reliable tooling, control features, and broad developer adoption.
  2. 2
    fal.ai—5 pts
    GPT —Claude —Gemini #1· Unified developer API providing model flexibility and low latency.
  3. 3
    Runway Gen-4—3 pts
    GPT #3Claude —Gemini —· Mature creator API with strong character and scene consistency.
  4. 4
    Luma Dream Machine—2 pts
    GPT —Claude —Gemini #4· Strong realistic physics rendering and rapid generation times.
  5. 5
    Luma Ray2—2 pts
    GPT #4Claude —Gemini —· Fast, developer-friendly API with natural motion quality.
  6. 6
    Lightricks LTX-2—1 pts
    GPT #5Claude —Gemini —· Best open-weight option with hosted API access.
  7. 7
    Luma AI—1 pts
    GPT —Claude #5Gemini —· Dream Machine API delivers fast, affordable generations with solid camera control and image-to-video.

Not ranked (incumbents): Google Veo, Kling AI, OpenAI Sora

By model

ChatGPT

  1. 1.Google Veo
  2. 2.Kling AI
  3. 3.Runway Gen-4
  4. 4.Luma Ray2
  5. 5.Lightricks LTX-2

Claude

  1. 1.Google Veo
  2. 2.Runway
  3. 3.OpenAI Sora
  4. 4.Kling AI
  5. 5.Luma AI

Gemini

  1. 1.fal.ai
  2. 2.Runway
  3. 3.Kling AI
  4. 4.Luma Dream Machine
  5. 5.Google Veo

Tracked by ModelsAgree · rank 1 = 5 pts … rank 5 = 1 pt · re-polled continuously