Grok 4.20 Beta 0309 Non Reasoning API Pricing
As of October 10, 2026, Grok 4.20 Beta 0309 Non Reasoning costs $1.25 per 1M input tokens and $2.50 per 1M output tokens on xAI, with cache reads at $0.20 per 1M tokens. It has a 1,000,000-token context window and returns up to 1,000,000 tokens per response.
- Input
- $1.25 / 1M tokens
- Output
- $2.50 / 1M tokens
- Cache read
- $0.20 / 1M tokens
- Context window
- 1,000,000 tokens
- Max output
- 1,000,000 tokens
- Providers
- 1
- Added to LiteLLM
- March 2026
Grok 4.20 Beta 0309 Non Reasoning pricing by provider
1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.
| Provider | Model name in LiteLLM | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| xAI | xai/grok-4.20-beta-0309-non-reasoning | $1.25 | $2.50 | $0.20 | 1M |
Other Grok 4.20 Beta 0309 Non Reasoning prices on xAI
| Input above 200K tokens | $2.50 per 1M tokens |
| Output above 200K tokens | $5.00 per 1M tokens |
| Cache read above 200K tokens | $0.40 per 1M tokens |
What Grok 4.20 Beta 0309 Non Reasoning costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| xAI | $3.75 |
100 long-document requests with 100,000 input and 2,000 output tokens each
| xAI | $13.00 |
Grok 4.20 Beta 0309 Non Reasoning features
- Function calling
- Structured output
- Image input
- Prompt caching
- Web search
Use Grok 4.20 Beta 0309 Non Reasoning with LiteLLM
Call Grok 4.20 Beta 0309 Non Reasoning through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.
from litellm import completion
response = completion(
model="xai/grok-4.20-beta-0309-non-reasoning",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: grok-4.20-beta-0309-non-reasoning
litellm_params:
model: xai/grok-4.20-beta-0309-non-reasoning
api_key: os.environ/XAI_API_KEYcurl http://0.0.0.0:4000/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer sk-1234" \
-d '{
"model": "grok-4.20-beta-0309-non-reasoning",
"messages": [{"role": "user", "content": "Hello!"}]
}'Grok 4.20 Beta 0309 Non Reasoning FAQ
How much does Grok 4.20 Beta 0309 Non Reasoning cost?
Grok 4.20 Beta 0309 Non Reasoning costs $1.25 per 1M input tokens and $2.50 per 1M output tokens on xAI, with cache reads at $0.20 per 1M tokens. Above 200K input tokens, input costs $2.50 and output costs $5.00 per 1M tokens.
What is the context window of Grok 4.20 Beta 0309 Non Reasoning?
Grok 4.20 Beta 0309 Non Reasoning has a 1,000,000-token context window and returns up to 1,000,000 tokens per response.
Which providers offer Grok 4.20 Beta 0309 Non Reasoning?
Grok 4.20 Beta 0309 Non Reasoning is available from xAI through LiteLLM, using the model name xai/grok-4.20-beta-0309-non-reasoning.
How do I call Grok 4.20 Beta 0309 Non Reasoning with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="xai/grok-4.20-beta-0309-non-reasoning", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.
What features does Grok 4.20 Beta 0309 Non Reasoning support?
Grok 4.20 Beta 0309 Non Reasoning supports function calling, structured output, image input, prompt caching and web search.
When did LiteLLM add Grok 4.20 Beta 0309 Non Reasoning?
Grok 4.20 Beta 0309 Non Reasoning was added to LiteLLM's model price file in March 2026.
Sources
Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request. Provider pricing pages:
LiteLLM docs: xAI.
Provider pages: xAI.
