xAIReleased on Jul 8, 2026

Grok 4.5: Benchmarks, Pricing & Context Window

Grok 4.5 is a language model from xAI, released in July 2026, with multimodal input.

Grok 4.5 is xAI's frontier model built for coding, agentic tasks, and knowledge work. Trained alongside Cursor across tens of thousands of NVIDIA GB300 GPUs with large-scale reinforcement learning focused on per-token intelligence, it

Input
TextImage
Output
Text
Speed
Throughput P9590.0char/s
Cost
$2.44/ 1M · 8:1 in:out
$2.00 in · $6.00 out

Grok 4.5 pricing

Providers

Grok 4.5 starts at $2.00 per million input tokens and $6.00 per million output tokens via xAI.

ProviderInput $/MOutput $/MMax InputMax OutputLatency p95 sThroughput P95QuantInputOutput
xAI logoxAI
$2.00$6.00500.0K—
—
90 c/s
—

Grok 4.5 API

API access coming soon

Grok 4.5 will be available through our gateway shortly.

Grok 4.5 examples

Recent arena outputs from Grok 4.5, picked from the highest-ranked matchups.

Grok 4.5 license

Grok 4.5 is released under the Proprietary license, which restricts commercial use.

License
Proprietary
Non-commercial

Proprietary license - usage restrictions apply

FAQ

Common questions about Grok 4.5.

When was Grok 4.5 released?

Grok 4.5 was released on July 8, 2026 by xAI. This is the official Grok 4.5 release date tracked on LLM Stats.

Is Grok 4.5 available via API?

Yes, Grok 4.5 is available via API. See the official documentation for authentication and endpoint details. It is served by 1 provider tracked on LLM Stats.

Who created Grok 4.5?

Grok 4.5 was created by xAI.

What is the license for Grok 4.5?

Grok 4.5 is released under the Proprietary license.

Is Grok 4.5 multimodal?

Yes, Grok 4.5 is multimodal and can accept both text and images as input.

Where can I use Grok 4.5?

Grok 4.5 is available through 1 provider including xAI.

Where is the Grok 4.5 paper or technical report?

Grok 4.5 has a paper or technical report available at https://x.ai/news/grok-4-5. Use that source for architecture, training, release and evaluation details.