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Models/xAI/Grok Imagine Video 1.5 Preview
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Grok Imagine Video 1.5 Preview

xAI's Grok Imagine Video 1.5 Preview: text to video and image to video, up to 720p, with sound.

grok-imagine-video-1.5-previewGet API key

Pricing per second of video

ResolutionPer second
480p$0.02lowest2 credits
720p$0.033 credits

Billed in credits per second of video (100 credits = $1, rounded up to a whole credit). Charged once, only for the route that succeeds. Failed attempts cost $0.00.

Request

# 1. Submit a generation and keep its id (a refusal prints {"error": {"message": ...}})
RESP=$(curl -s https://api.revana.si/v1/generations \
  -H "Authorization: Bearer $REVANA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "grok-imagine-video-1.5-preview",
    "input": {
      "prompt": "A slow dolly shot through a neon-lit night market in the rain, steam rising from food stalls",
      "resolution": "720p",
      "duration": 1,
      "audio": true
    }
  }')
echo "$RESP"
ID=$(echo "$RESP" | jq -r .id)

# 2. Poll it until status is "succeeded" or "failed" (a failed one has error.message)
curl -s https://api.revana.si/v1/generations/$ID \
  -H "Authorization: Bearer $REVANA_API_KEY"

# 3. Download the file once it has succeeded
curl -L https://api.revana.si/v1/generations/$ID/content \
  -H "Authorization: Bearer $REVANA_API_KEY" \
  -o out.mp4

Set REVANA_API_KEY to your key. Full reference in the quickstart.

Options

Tasks
Text to videoImage to video
Resolutions
480p720p
Durations
1 s2 s3 s4 s5 s6 s7 s8 s9 s10 s11 s12 s13 s14 s15 s
Audio
Supported
Billing unit
per second of video
Model id
grok-imagine-video-1.5-preview

1 route

One route today. If it fails you are not charged.

About the Grok Imagine Video 1.5 Preview API

How much does the Grok Imagine Video 1.5 Preview API cost?

Grok Imagine Video 1.5 Preview costs from $0.02 per second of video on Revana (480p: $0.02; 720p: $0.03). You pay in prepaid credits, 100 credits to the dollar, with no subscription or monthly minimum. A generation that fails costs nothing.

How do I call Grok Imagine Video 1.5 Preview from code?

Send POST https://api.revana.si/v1/generations with {"model": "grok-imagine-video-1.5-preview", "input": {...}} and your Revana API key as a Bearer token, poll GET /v1/generations/{id} until it succeeds, then download GET /v1/generations/{id}/content. Every model on Revana takes the same request shape.

What happens if a Grok Imagine Video 1.5 Preview generation fails?

You are charged once, only for the route that delivers. A failed generation costs $0.00.

What can Grok Imagine Video 1.5 Preview do on Revana?

Grok Imagine Video 1.5 Preview supports text to video and image to video, resolutions 480p, 720p, durations 1 to 15 seconds and generated audio. A value it does not offer is refused with 422 before anything is charged.

Can my AI agent use Grok Imagine Video 1.5 Preview?

Yes. Connect the Revana MCP server (https://revana.si/api/mcp) to Claude, ChatGPT, Cursor or Codex, or have the agent call the REST API. The agent can list models, get a free quote and generate on your credits.

Compare with similar models

Also as markdown for agents. Every model and price: models.json.