Loading...
Loading...
Grok 4.20 Beta is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering consistently precise and truthful responses. Reasoning can be enabled/disabled using the `reasoning` `enabled` parameter in the API. [Learn more in our docs](https://openrouter.ai/docs/use-cases/reasoning-tokens#controlling-reasoning-tokens)
Price/1M
$3.00
559th cheapest
868% above median
Top 84%
Context Window
2.0M
1st largest
Top 1%
Input
$2.00
per 1M tokens
Output
$6.00
per 1M tokens
Blended
$3.00
per 1M tokens
Cheaper than 16% of models. Median price is $0.31/1M tokens.
Daily
$3.00
Monthly
$90.00
Context Window
2.0M
tokens
Larger than 99% of models
Context Window Comparison