Grok 4.20 pricing
$$ Standard$1.25/M input · $2.50/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 | 1.25 | /M tokens |
| Output | 2.5 | /M tokens |
| Cache read | 0.19999999999999998 | /M tokens |
| Web search | 0.005 | /search |
What typical work costs
| Workload | Tokens | List price |
|---|---|---|
| Quick question | 1K tokens in, 500 out | $0.0025 |
| Long-document summary | 60K tokens in, 2K out | $0.08 |
| Agent working session | 400K tokens in, 40K out across a day | $0.60 |
Price your own workload
- Per call
- $0.0025
- Per month
- $0.25
Compare up to four models at once in the cost calculator.
Frequently asked
What does Grok 4.20 cost per 1M tokens?
Grok 4.20 lists at $1.25 per 1M input tokens and $2.50 per 1M output tokens.
Does Grok 4.20 discount cached input tokens?
Yes. Cached input tokens are billed at $0.20 per 1M, versus $1.25 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 4.20 cost?
A message with about 1,000 input tokens and a 500-token reply costs roughly $0.0025 at list price. Long documents and long replies scale that linearly with token counts.
Is Grok 4.20 cheaper than Grok 4.3?
Grok 4.20 has the lower blended price at a 3:1 input:output mix. Grok 4.20: $1.25 in / $2.50 out per 1M. Grok 4.3: $1.25 in / $2.50 out per 1M.
How does idapt bill Grok 4.20?
Chat with Grok 4.20 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 4.20 model page · cheapest models board · price changes