Grok 4.5 pricing
$$$ Premium$2.00/M input · $6.00/M output. List prices from provider data; in idapt, chat is metered per token with transparent, usage-based pricing at the prices shown in the app.
Full rate table
| Rate | Price | Unit |
|---|---|---|
| Input | 2 | /M tokens |
| Output | 6 | /M tokens |
| Cache read | 0.5 | /M tokens |
| Web search | 0.005 | /search |
What typical work costs
| Workload | Tokens | List price |
|---|---|---|
| Quick question | 1K tokens in, 500 out | $0.0050 |
| Long-document summary | 60K tokens in, 2K out | $0.13 |
| Agent working session | 400K tokens in, 40K out across a day | $1.04 |
Price your own workload
- Per call
- $0.0050
- Per month
- $0.50
Compare up to four models at once in the cost calculator.
Frequently asked
What does Grok 4.5 cost per 1M tokens?
Grok 4.5 lists at $2.00 per 1M input tokens and $6.00 per 1M output tokens.
Does Grok 4.5 discount cached input tokens?
Yes. Cached input tokens are billed at $0.50 per 1M, versus $2.00 for fresh input. Prompts that repeat a long prefix (a system prompt, attached files) benefit the most.
What does a typical chat message with Grok 4.5 cost?
A message with about 1,000 input tokens and a 500-token reply costs roughly $0.0050 at list price. Long documents and long replies scale that linearly with token counts.
Is Grok 4.5 cheaper than Grok 4.20?
Grok 4.20 has the lower blended price at a 3:1 input:output mix. Grok 4.5: $2.00 in / $6.00 out per 1M. Grok 4.20: $1.25 in / $2.50 out per 1M.
How does idapt bill Grok 4.5?
Chat with Grok 4.5 in idapt is metered per token with transparent, usage-based pricing at the prices shown in the app. Subscriptions include a weekly usage allowance before any balance is touched.
Part of the Grok 4.5 model page · cheapest models board · price changes