Grok 4.5

proprietary
Context
500K
Input price
$2/1M tokens
Output price
$6/1M tokens

Capabilities

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

Details

Model IDxai/grok-4.5
Provider Perplexity
Creator xAI
Familygrok-4.5
Licenseproprietary
Status—
Typechat
Input modalitiestext
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window500K tokens
Max input—
Max output—
Reasoning tokens—
Knowledge cutoff
Release date—
Sourceofficial

Pricing

Input
$2
Output
$6
Cache write
—
Cache read
$0.3
Batch in
—
Batch out
—

Input: 2.00 (\<200k) 4.00 (≥200k); Output: 6.00 (\<200k) 12.00 (≥200k) per 1M tokens.

API

GET/v1/models/perplexity/xai/grok-4.5