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Grok 4.2 Reasoning
xAI's deep reasoning model. Excels at complex analytical problems and mathematical proofs.
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Specifications
| Provider | xAI |
| Category | Text |
Pricing (Starter tier)
162.50 credits / 1M input tokens
325.00 credits / 1M output tokens
Higher tiers get volume discounts. See tiers
Quick Start
curl -N https://query.genx.sh/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"grok-4.2-reasoning","messages":[{"role":"user","content":"Solve this step by step: If a train travels 120km in 2 hours, what is its average speed?"}],"stream":true}'
Availability
Grok 4.2 Reasoning is available in the GenX Pro App and via the GenX Router API.