Grok 4.5

grok-4.5xaiAvailableReleased 2026-06-03

xAI's coding-focused tier for agentic software and workflow tasks, at the same headline price as 4.6 with a cheaper cached-input rate. The listed price is the sub-200K tier; xAI doubles it at or above 200K tokens.

TextToolsThinkingThinking: low, medium, high

Context

500K

This is the context limit available through the shared pool and may differ from the provider’s full API window.

Max output

66K

Input pricing

Official $2.00/M

Our price $0.200/M

90% off

Pricing comparison

Official vs pool price (rate 0.1x)

Tier	Official	Our price	Discount
Input	$2.00/M	$0.200/M	-90%
Output	$6.00/M	$0.600/M	-90%
Cache read	$0.300/M	$0.030/M	-90%
Cache write	$2.00/M(Same as Input)	$0.200/M	-90%

Providers

Token Codex pool

Available

/v1/chat/completions

Provider	Route	Status
Token Codex pool	/v1/chat/completions	Available

Grok 4.5