Grok 4.5 — AI Model Review & Pricing
Grok 4.5 is SpaceXAI's smartest model with frontier performance on coding, knowledge work, and STEM.
Specifications
| Attribute | Value |
|---|---|
| Lab | xAI |
| Tags | Intelligent |
| Release Date | 2026-07 |
| Context Window | 500,000 tokens |
| Input Price / 1M | $2.00 |
| Output Price / 1M | $6.00 |
| Input Modalities | Text, Image, File |
| Output Modalities | Text |
Strengths
- Supports text and image input with text output
- 488K-token context window for long documents
- Tool-use support for agentic workflows
- Structured output support for reliable application integration
Weaknesses
- Newer listing with limited independent benchmark coverage
- Multimodal performance may vary by provider endpoint
Best For
- Agentic workflows and tool-using applications
- Multimodal document and screenshot analysis
- Long-context document and codebase processing
In Depth: Grok 4.5
Draft layout · copy TKSummary
Grok 4.5 is an AI model from xAI ranked #117 of 117 on the LMRank leaderboard.
Released 2026-07. It supports Text, Image, File input and produces Text output, with a context window of 500,000 tokens. Input pricing is $2.00 per 1M tokens and output is $6.00 per 1M tokens on OpenRouter.