Home / xAI / Grok / Grok 4.20
Grok 4.20 API price
x-ai/grok-4.20
Grok 4.20 API costs $1.25/M input at xAI (via OpenRouter), per 1M tokens.
MidxAI2M context1 seller
Input
$1.25
per 1M tokens · xAI (via OpenRouter)
Output
$2.50
per 1M tokens · xAI (via OpenRouter)
Where to buy it
The one source pricing Grok 4.20 today, per 1M tokens.
| Provider | Input $/M | Output $/M | Cached in | Uptime |
|---|---|---|---|---|
| xAI (via OpenRouter) | 1.25cheapest | 2.50 | 0.200 | 98.6% |
Against its tier
- This model$3.75
- Cheapest · Nemotron 3 Super 120B A12B$0.485
- Tier median · Grok 4.3 Latest$3.75
- Dearest · GPT 5.5 Cyber$87.50
#18 of 32 mid · cheaper than 45%
Details
- Context window
- 2M2,000,000 tokens
- Developer
- xAI
- Intelligence
- 38.0Reasoning
- Sellers
- 1
- Cached input
- $0.20where the source publishes one
- Cheapest at
- xAI (via OpenRouter)
- Combined
- $3.75in + out per 1M
- Last checked
- 2026-08-28
- Availability
- 99.09%median of 4 OpenRouter endpoints, last 30 min