Veo 3.1 Lite Architecture Deep Dive: DiT Backbone, SynthID Watermarking, and the New HD Cost Floor

Analysis

Veo 3.1 Lite's Diffusion Transformer Architecture Explained: Spatio-Temporal Patches, Latent Space Compression, and SynthID Watermarking

The most technically substantive breakdown of Veo 3.1 Lite available — covers the DiT backbone, how spatio-temporal patch tokenization improves temporal consistency, and why latent-space computation keeps HD generation costs low. Mandatory read if you're evaluating this for production pipelines.

Full Veo 3.1 Pricing Table: Lite vs. Fast vs. Flagship Across 720p, 1080p, and 4K

The Decoder published the clearest side-by-side pricing table for all three Veo 3.1 tiers, including the April 7 Fast price cuts — exactly what you need to model costs before committing to an integration. Also notes that Google's real remaining competition is Alibaba's Seedance 2.0, not Sora.

News

Google Officially Launches Veo 3.1 Lite on Gemini API and AI Studio — With More Video Updates Teased

The official announcement confirms Veo 3.1 Lite is live on the paid tier today, with Veo 3.1 Fast getting a price cut on April 7 and a deliberate tease of further video news coming soon. The 'video's here to stay' framing is a direct response to OpenAI shutting down Sora.