grok-4-20-non-reasoning Preview

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Infrastructure
Streaming

Details

Model IDgrok-4-20-non-reasoning
Creator xAI
Familygrok-4
License—
Status—
Typechat
Input modalitiestext
Output modalitiestext
Open weight—
Parameters—
Architecture—
Context window—
Max input—
Max output—
Reasoning tokens—
Knowledge cutoff—
Release date—
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Family Comparison: grok-4

ModelContextMax out
grok-4-20-non-reasoning Preview——
grok-4-20-reasoning Preview——
grok-4-fast-non-reasoning Preview2M—
grok-4-fast-reasoning Preview2M—
grok-4——

API

GET/v1/models/azure/grok-4-20-non-reasoning

grok-4-20-non-reasoning Preview

grok-4-20-non-reasoning
Changes · 2 entries
grok-4-20-non-reasoningupdate6231fb5Apr 22, 2026, 02:50 AM
namegrok-4-20-non-reasoning→grok-4-20-non-reasoning Preview
grok-4-20-non-reasoningcreate5c578c7Apr 8, 2026, 03:30 PM