All modelsCalculate what your real prompts cost on Grok 4.5
Grok 4.5
xAI model, released 8 Jul 2026.
$2.00
per 1M input tokens
$6.00
per 1M output tokens
$0.3
per 1M cached-read tokens
Price history
Price stable since we started tracking (8 Jul 2026). History will chart here as soon as it moves.
Specifications
- Lab
- xAI
- Released
- 8 Jul 2026
- Context window
- 500k tokens
- Max output
- —
- Input modalities
- text, image, file
- Output modalities
- text
- Knowledge cutoff
- —
- Open source
- No
Benchmarks
| Benchmark | Category | Score | As of |
|---|---|---|---|
| LMArena (Chatbot Arena) | coding | 1481.4 (1472.6–1490.3) | 12 Aug 2026 |
| LMArena (Chatbot Arena) | overall | 1450.7 (1445.3–1456.2) | 12 Aug 2026 |
LMArena (Chatbot Arena) data © their authors, CC-BY-4.0
Frequently asked questions
How much does Grok 4.5 cost?
Grok 4.5 costs $2.00 per 1M input tokens and $6.00 per 1M output tokens (list price, updated every 6 hours).
What is Grok 4.5's context window?
Grok 4.5 supports a 500k-token context window.