The slow lane costs time, not credits
Five tools on the sheet let video generate without spending credits: Runway in Unlimited Mode, DomoAI and Midjourney in Relax Mode, Vidu in a free Off-Peak Mode and OpenArt in unlimited generation. From 5 source pages, read 2026-09-25 to 2026-10-25; no maker pays to be listed.
The first three say the exchange is time; Vidu's page gives a daily cap instead, and OpenArt's says only that heavy users may be moved to a slower queue.
Runway's help article is the most exact: slower to start, fewer at a time, and credits mode for anything that needs speed. Midjourney's relax lane is fixed at 3 video prompts at once.
On a series, split the work by urgency: shots holding up an edit go in the paid lane, alternatives and experiments go in the slow one.
| Tool | Limit | Stated on the page |
|---|---|---|
| Runway | Queue | Unlimited Mode on Pro and Max: no credits, slower to start, fewer at once |
| DomoAI | Queue | A Relax Mode that spends no credits and takes longer |
| Midjourney | Queue | Relax Mode for unlimited video on Pro and Mega |
| Midjourney | At once | 1 to 12 video prompts at once, by plan |
| Vidu | Queue | A free Off-Peak Mode on the top plan, up to 200 videos a day |
| OpenArt | Queue | High-activity accounts using unlimited generation may be put in a slower queue |
Inclusion rule. Readings from the quota sheet that this page cites. Order. The order the page cites them in.
1Quoted from the plan pages
Generations in Unlimited Mode may take longer to start and run fewer at a time; for faster generations and more simultaneous generations, switch to Credits Mode.
Runway, Unlimited Mode help article
Relax Mode generates content without using credits - just takes longer
DomoAI, pricing page
For unlimited video generations with Relax Mode, subscribe to the Pro or Mega Plan.
Midjourney, plan comparison
Maximum Concurrent Prompts (videos) 1 Fast 3 Fast 6 Fast or 3 Relax 12 Fast or 3 Relax
Midjourney, plan comparison
Free Off-Peak Mode: Submit up to 200 videos daily
Vidu, pricing page
we may temporarily place high-activity accounts in a slower queue, but you can still enjoy unlimited generation
OpenArt, pricing page
- Unlimited ModeUnlimited Mode on Pro and Max: no credits, slower to start, fewer at once
- FAQA Relax Mode that spends no credits and takes longer
- Plan comparisonRelax Mode for unlimited video on Pro and Mega
- Maximum concurrent prompts (videos)1 to 12 video prompts at once, by plan
- Plan cardA free Off-Peak Mode on the top plan, up to 200 videos a day
- FAQHigh-activity accounts using unlimited generation may be put in a slower queuehow unlimited generation works
2Scaling up, as one tool tells it
Limits aside, the series work behind “The slow lane costs time, not credits” is described in SceneMixer's guides like this:
An AI short drama is a serialized show of 60–120 second vertical episodes whose cast, sets and footage are generated by AI. Making one takes six steps: analyze the script into episodes, lock a consistent cast with reference art, localize for your market, write and edit storyboards, generate each 4–15 second shot, then composite and publish.
SceneMixer, How to Make an AI Short Drama, Step by Step (read 2026-10-13)
Sheets are generated inside a project, from the cast that analysis found, because their purpose is to be reused by that project's shots.
SceneMixer, AI Character Sheet Generator — “Can I generate a sheet without a script?” (read 2026-10-13)