The watermark line: where free ends

Tier type	Watermark?	Examples
Free consumer tiers	Usually yes	Runway Free, most trial apps
Paid subscriptions	Visible removal is the product	Runway Standard+, Kling paid plans
Official APIs	Clean output	Sora 2, Veo via Vertex, Runway API
Unofficial resellers	Varies — verify	Discount Sora/Veo access

Rates shown at each model's base tier, verified July 2026 from official vendor pricing pages and documentation. Vendors change prices without notice — see methodology.

The two kinds of watermark

Visible watermarks are the paywall: free tiers brand your output so publishing requires upgrading — which is why "free AI video generator" almost never means "publishable video," and why the watermark-free tier is a product's real entry price. Invisible provenance marks (e.g. SynthID-style watermarking in Google's outputs, C2PA metadata) are different: they ride along on paid output too, exist for authenticity tracing, and don't affect how your video looks — but they do mean platforms can increasingly detect and auto-label AI content.

Budget consequence

Compare tools at their watermark-free price, not their advertised one. And never pay third parties to strip visible watermarks from free-tier output — it typically violates terms, risks the account, and the legitimate clean tier usually costs less than the workaround. The clean entry points per model are in the price sheet and free-tier ranking.

Run your own numbers. The cost calculator applies your clip length, resolution and a realistic retake buffer across every model at once.