Grok 4.3 vs GPT-5.5 Flagship
Both models are live in the Cybrdeck playground. Instead of trusting a single answer or a generic leaderboard, run the same prompt through Grok 4.3 and GPT-5.5 Flagship side by side and diff the results in the consensus studio — with real latency and credit cost shown per model.
Grok 4.3
xAI's Grok 4.3. Long-context reasoning with a distinctive conversational style.
GPT-5.5 Flagship
OpenAI's premier general agentic model. Uncompromising reasoning. Supports the full reasoningEffort ladder (none/light/standard/xhigh).
Spec comparison
Which costs less on Cybrdeck?
Grok 4.3 burns 2.38 credits per 1,000 output tokens; GPT-5.5 Flagship burns 30. Grok 4.3 is the lower-cost option for the same output volume. Credit rates are Cybrdeck's published playground multipliers, so the numbers move with the catalog rather than a snapshot.
Frequently asked
What is the difference between Grok 4.3 and GPT-5.5 Flagship?+
Grok 4.3 is served by xAI with a 1.0M-token context window; GPT-5.5 Flagship comes from OpenAI with 1.1M tokens. In Cybrdeck you run both on the same prompt and diff the answers side by side instead of trusting a single model's take.
Which is cheaper to run, Grok 4.3 or GPT-5.5 Flagship?+
On Cybrdeck credits, Grok 4.3 burns 2.38 credits per 1,000 output tokens and GPT-5.5 Flagship burns 30. Grok 4.3 is the lower-cost option for the same output volume.
Can I use Grok 4.3 and GPT-5.5 Flagship side by side?+
Yes. The Cybrdeck playground runs multiple models on one prompt in a consensus studio, so you see exactly where Grok 4.3 and GPT-5.5 Flagship agree and where they diverge — starting on the free tier.
Which model should I pick for reasoning and chain-of-thought?+
It depends on your workload. Run both against your own prompt in the playground: Cybrdeck shows latency and credit cost per model, so you decide from your real task rather than a generic leaderboard.