Video Reasoning - Prompt-driven video analysis online

Video Reasoning

Use a prompt-driven reasoning model to inspect video details.

Click to upload or drag video here
MP4, WebM, MOV supported

Upload MP4, MOV, or WebM. Public URLs are also supported.

Estimated credits

1.2 credits per 1000 tokens

1.22

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SampleAI-generated demo

See an example result

Source video

Example input

Prompt
How does the car's direction change during the clip?

Conclusion

The car first moves left, then reverses and travels back to the right.

Evidence

  1. 00:00 - 00:02.5The car's horizontal position shifts from the right side toward the left.
  2. 00:02.5 - 00:05After reaching the left side, its motion reverses and the car crosses back toward the right.

Video reasoning

Use detailed prompts to reason over video content.

Video Reasoning is for open-ended video inspection. Provide a prompt, optional system instruction, and token budget to generate a more deliberate answer about what happens in the clip.

8000
Max tokens
2 modes
Reasoning control
1+
Credits by tokens

Features

1

Prompt-driven output

Ask for comparisons, timelines, event descriptions, visible details, or structured notes.

2

Reasoning mode control

Choose direct output for concise answers or detailed reasoning for more expansive analysis.

3

Token-based pricing

Credits scale with the max token budget, so you can balance cost and response length.

Workflow

01

Upload video

Add a video file or paste a public URL.

02

Write a prompt

Describe the exact analysis you need and adjust token settings if needed.

03

Review reasoning

Read, copy, or reopen the generated answer from your history.

Use cases

Use video reasoning for nuanced questions that need a custom prompt and longer answer.

Detailed scene analysisEvent timeline notesResearch reviewTraining content QACreative critiqueIncident review

FAQ

Use Video Q&A for a single direct question. Use Video Reasoning when you need a longer, prompt-driven answer or more structured analysis.

Credits are estimated from the max token setting at 1.2 credits per 1000 tokens, rounded down to two decimals.

Yes. The form includes an optional system prompt for behavior or formatting guidance.

The current form supports max tokens up to 8000.

Reason over a video with a custom prompt.

Set the prompt, choose a token budget, and generate a detailed video analysis.

Start video reasoning