Grok Imagine Video 1.5 API
x-ai/grok-imagine-1-5-image-to-videoVideoMake videos with Grok Imagine Video 1.5 through UberLLM: $0.012 / job. Requests are served by third-party providers. Made by grok-imagine. No UberLLM fee on requests. Adding credit by card costs 5.5% + $0.50.
Model by xAI. Here, sellers serve it through their own provider accounts. Where the capacity comes from
How much does Grok Imagine Video 1.5 cost per second?
On October 31, 2026, Grok Imagine Video 1.5 costs from $0.012 per second of video through UberLLM. The rate rises with resolution and with sound, and the reply to a request states the most it can cost. A video that fails costs nothing, and UberLLM adds no fee.
Grok Imagine Video 1.5 pricing
Prices as of 18:00 UTC.
Each request is sent to an available third-party provider for this model and retried if the provider fails before it starts answering. No UberLLM fee on requests. Adding credit by card costs 5.5% + $0.50.
How to use it
Start the job, check on it, then download the video. You only pay when it is made.
# 1. Start the video. It takes a minute or two.
curl https://api.uberllm.dev/v1/video/generations \
-H "Authorization: Bearer $UBERLLM_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "x-ai/grok-imagine-1-5-image-to-video", "prompt": "a red ball bouncing on green grass", "duration_seconds": 5}'
# → {"id": "<job id>", "status": "queued", "max_cost_usdc": "…", "poll_url": "/v1/video/generations/<job id>"}
# max_cost_usdc is held while it runs (millionths of a dollar); you pay the real cost when it is done, never more than what was held.
# 2. Ask again every few seconds until "status" is "succeeded"
curl -H "Authorization: Bearer $UBERLLM_API_KEY" https://api.uberllm.dev/v1/video/generations/<job id>
# 3. Download it
curl -L -o video.mp4 -H "Authorization: Bearer $UBERLLM_API_KEY" https://api.uberllm.dev/v1/media/artifacts/<job id>/0The clip lengths, sizes and other choices this model takes: GET https://api.uberllm.dev/v1/models/x-ai/grok-imagine-1-5-image-to-video. Add "validate": true to see the most a request can cost without paying. Guide
Grok Imagine Video 1.5 API FAQ
How do I make a video with Grok Imagine Video 1.5?
Send a POST to https://api.uberllm.dev/v1/video/generations with your UberLLM key, model "x-ai/grok-imagine-1-5-image-to-video" and a prompt. You get a job id back; ask https://api.uberllm.dev/v1/video/generations/<job id> until it says "succeeded", then download it from https://api.uberllm.dev/v1/media/artifacts/<job id>/0.
Compared with other providers: One API for text, image and video