Grok 4.5

Grok 4.5

Developer	xAI
Release date	July 8, 2026
Family	Grok
Generation	Grok 4.5
Level
Context window	500K tokens
Max output	450K tokens
Input	Text, image, file
Output	Text
Weights	Closed
Predecessor	Grok 4.3
Successor	Grok 4.6
Website	x.ai
Links	Model card Docs

Part of a series on

input: $2.00
cached: $0.30
output: $6.00
Context: 500Ktokens
Released: 4mo ago

Infrastructure

Provider availability

Provider	Endpoint	Context	Input /M tokens	Output /M tokens	Cached input /M tokens	Cache write /M tokens	Uptime 1d	Data handling
xAI	xai/zdr	500K	$2.00	$6.00	$0.30	—	99.93%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
xAI	xai	500K	$2.00	$6.00	$0.30	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
xAI	xai/zdr/priority	500K	$4.00	$12.00	$0.60	—	—	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
xAI	xai/priority	500K	$4.00	$12.00	$0.60	—	—	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12

Provider data:OpenRouter

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