What this page answers
Grok 4.20 is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering consistently...
- xAI · x-ai/grok-4.20
- text+image+file->text · global model route
- 2,000,000 context · $2 input
Before connecting
Do not stop at the model name. Before integration, verify base URL, protocol, visible models, parameters, and limits together.
- supports include_reasoning
- supports logprobs
- supports max_tokens
- supports reasoning
- supports response_format
Next action
The goal is to catch search demand, then move users into model profiles, provider profiles, and key checking.
- Check whether the model fits the use case
- Then verify key permission and callable models
