ModelRushText

Grok 4.5 API

Name: Grok 4.5
Brand: ModelRush
Price: 2.2 USD
Availability: InStock

Grok 4.5 generates text from chat messages through the ModelRush API and returns generated text. Requests run synchronously and can stream tokens. It is callable in 2 execution regions, from $2.2 per 1M input tokens.

Current ModelRush gateway model

Starting at

$2.2/ 1M tokens

Try it in the Playground Let an agent integrate this model

Input

sync-or-stream

Prompt

Estimated run$2.2

Output preview

This is a model capability preview. Sign in to submit a live request and inspect the generated result here.

token5s

Model information

Model ID: modelrush/grok-4.5
Integration status
Inputs: Text
Output: Text
Billing unit: Per 1M tokens
Execution mode: Synchronous, with optional token streaming.
Available regions: US — OregonUS — Virginia
Last updated: Oct 15, 2026

Capabilities and limits

Context window: 500,000 tokens
Max output: 32,768 tokens

Best for

Product featuresAutomated workflowsAgent tools

Current customer pricing

For each Operation and price variant, the highest regional customer price is shown.

Model	Capability	Price variant	Customer price
Grok 4.5 · modelrush/grok-4.5	Chat completions	Standard	Input $2.2 · Output $6.6 / 1M tokens

Pricing and documentation

Grok 4.5 API pricing Chat completions API documentation

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