Question 1

What is Claude Sonnet 4.6 in Tab?

Accepted Answer

Claude Sonnet 4.6 (Anthropic, February 2026) is the default agent model that powers Tab. It plans multi-step creative workflows, picks the right generative model for each shot, and writes the prompts for you — balancing strong reasoning with fast response times.

Question 2

When should I use Claude Sonnet 4.6 vs Opus?

Accepted Answer

Use Sonnet 4.6 by default — it has the best balance of intelligence, speed, and cost. Upgrade to Claude Opus 4.7 or 4.8 for complex, multi-step projects where deeper reasoning matters more than speed.

Question 3

Is Claude Sonnet 4.6 included in every Tab plan?

Accepted Answer

Yes. Claude Sonnet 4.6 is the default agent model on Free ($0), Mini (from $40/mo), and Pro (from $80/mo) plans. You can switch to any other agent model (Opus 4.8, Opus 4.7, Gemini 3.1 Pro, Gemini 3 Flash) from the model picker at any time.

Question 4

Does Claude Sonnet 4.6 write the video prompts for me?

Accepted Answer

Yes. In Agent mode, Claude Sonnet 4.6 reads your intent in plain English, picks the right video/image/audio model (e.g. Veo 3.1, Kling 3.0 Pro, Seedance 2.0, Hailuo 2.3), and writes the full prompt — then iterates until the result matches what you asked for.

Tab | Claude Sonnet 4.6 — Default Agent Model