xAI · video model

Grok Imagine Video 1.5

Name: Grok Imagine Video 1.5
Brand: xAI

#2 of 4 video models on video (provisional).

List price, not verified yet

key_facts.txt

Released: 30 May 2026
Context window: 1K tokens
Longest reply: – tokens
Open weights: No
Reasoning mode: No
Tool use: No
Reads: text, image, audio
Writes: video
Knowledge cutoff: –

scores.txt

Video47

Provisional, 0 to 100 among the video models we track, from Arena and Epoch AI. How we score.

Prices and where to run it

Provider	Region	Input per 1M	Output per 1M	Cached input	Data retention	Checked
xai	global	–	–	–	Not checked	List price, unverified

Price history and a CSV download arrive with the open price dataset.

Benchmarks behind the scores

Measure	Figure	Run date	Source
Arena text to video	1492.3	22 Sept 2026	Arena

call_it.sh

Call it through OpenRouter

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "xai/grok-imagine-video-1.5", "messages": [{"role": "user", "content": "Hello"}]}'

Not listed on OpenRouter; use the vendor’s own API.

next.txt

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