grok-4.20-0309-non-reasoning

proprietary
Context
1M
Input price
$1.25/1M tokens
Output price
$2.5/1M tokens

Capabilities

Reasoning & Interaction
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Provider xAI
Creator xai
Familygrok-4.20
Licenseproprietary
Statusactive
Typechat
Input modalitiestext, image
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window1M tokens
Max input—
Max output—
Reasoning tokens—
Knowledge cutoff
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$1.25
Output
$2.5
Cache write
—
Cache read
$0.2
Batch in
—
Batch out
—

Base rate applies < 200k prompt tokens.

≥ 200k prompt tokens: $2.5 input / $5 output per 1M tokens.

Family Comparison: grok-4.20

ModelContextMax outPricing
grok-4.20-0309-non-reasoning1M—$1.25$2.5
grok-4.20-0309-reasoning1M—$1.25$2.5
grok-4.20-multi-agent-03091M—$1.25$2.5
grok-4.20-multi-agent1M—$1.25$2.5
grok-4.201M—$1.25$2.5

API

GET/v1/models/xai/grok-4.20-0309-non-reasoning

grok-4.20-0309-non-reasoning

Changes · 13 entries
grok-4.20-0309-non-reasoningupdateca7a400Nov 2, 2026, 03:02 AM
context_window2000000→1000000
page_urlhttps://docs.x.ai/developers/models/grok-4.20-0309-non-re...→https://docs.x.ai/developers/models
statusactive
pricing_notes["Base rate applies < 200k prompt tokens.","≥ 200k prompt...
grok-4.20-0309-non-reasoningupdatec67ed84Jul 31, 2026, 10:28 AM
page_urlhttps://docs.x.ai/developers/models/grok-4.20-0309-non-re...→https://docs.x.ai/developers/models
statusdeprecated→active
pricing_notes["Base rate applies < 200k prompt tokens.","≥ 200k prompt...
grok-4.20-0309-non-reasoningupdatebf78dcfJul 25, 2026, 05:49 AM
statusdeprecated
grok-4.20-0309-non-reasoningupdate73d11c6May 18, 2026, 03:39 AM
context_window2000000→1000000
grok-4.20-0309-non-reasoningupdatebc0fb7dMay 2, 2026, 02:14 AM
pricinginput$2→$1.25output$6→$2.5
grok-4.20-0309-non-reasoningupdate3e56cf1Apr 26, 2026, 07:23 PM
page_urlhttps://docs.x.ai/docs/models#grok-4.20-0309-non-reasoning→https://docs.x.ai/developers/models/grok-4.20-0309-non-re...
statusdeprecated
grok-4.20-0309-non-reasoningupdate6a1e7e3Apr 24, 2026, 02:41 AM
statusdeprecated
grok-4.20-0309-non-reasoningupdatefa2bbbbMar 24, 2026, 05:22 AM
capabilitiesbatchyesvisionyes
model_typereasoning→chat
grok-4.20-0309-non-reasoningupdate1cd659eMar 24, 2026, 04:19 AM
capabilitiesjson modeyes
grok-4.20-0309-non-reasoningupdateb301ebeMar 23, 2026, 11:47 PM
knowledge_cutoff2024-11
grok-4.20-0309-non-reasoningupdate2b100acMar 23, 2026, 05:30 AM
licenseproprietary
page_urlhttps://docs.x.ai/docs/models#grok-4.20-0309-non-reasoning
open_weightno
tools["function_calling"]
grok-4.20-0309-non-reasoningupdate7a4f1f6Mar 22, 2026, 05:43 AM
model_typereasoning
grok-4.20-0309-non-reasoningcreate7f5c66fMar 21, 2026, 05:16 AM