Grok Code Fast 1 API Pricing
As of October 10, 2026, Grok Code Fast 1 costs $1.00 per 1M input tokens and $2.00 per 1M output tokens on xAI, with cache reads at $0.20 per 1M tokens. Across 3 providers on LiteLLM, the input price ranges from $0.20 to $5.00. It has a 256,000-token context window and returns up to 256,000 tokens per response.
- Input
- $1.00 / 1M tokens
- Output
- $2.00 / 1M tokens
- Cache read
- $0.20 / 1M tokens
- Context window
- 256,000 tokens
- Max output
- 256,000 tokens
- Providers
- 3
- Added to LiteLLM
- September 2025
Grok Code Fast 1 pricing by provider
4 listings across 3 providers. 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-code-fast-1 | $1.00 | $2.00 | $0.20 | 256K |
| xAIsnapshot 0825 | xai/grok-code-fast-1-0825 | $1.00 | $2.00 | $0.20 | 256K |
| Azure AI Foundry | azure_ai/grok-code-fast-1 | $0.20 | $1.50 | – | 256K |
| Oracle Cloud (OCI) | oci/xai.grok-code-fast-1 | $5.00 | $25.00 | – | 128K |
Other Grok Code Fast 1 prices on xAI
| Input above 200K tokens | $2.00 per 1M tokens |
| Output above 200K tokens | $4.00 per 1M tokens |
| Cache read above 200K tokens | $0.40 per 1M tokens |
What Grok Code Fast 1 costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| xAI | $3.00 |
| Azure AI Foundry | $1.15 |
| Oracle Cloud (OCI) | $22.50 |
100 long-document requests with 100,000 input and 2,000 output tokens each
| xAI | $10.40 |
| Azure AI Foundry | $2.30 |
| Oracle Cloud (OCI) | $55.00 |
Grok Code Fast 1 features
- Function calling
- Structured output
- Image input
- Reasoning
- Prompt caching
- Web search
Use Grok Code Fast 1 with LiteLLM
Call Grok Code Fast 1 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-code-fast-1",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: grok-code-fast-1
litellm_params:
model: xai/grok-code-fast-1
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-code-fast-1",
"messages": [{"role": "user", "content": "Hello!"}]
}'Grok Code Fast 1 FAQ
How much does Grok Code Fast 1 cost?
Grok Code Fast 1 costs $1.00 per 1M input tokens and $2.00 per 1M output tokens on xAI, with cache reads at $0.20 per 1M tokens. Above 200K input tokens, input costs $2.00 and output costs $4.00 per 1M tokens. Across 3 providers on LiteLLM, the input price ranges from $0.20 to $5.00.
What is the context window of Grok Code Fast 1?
Grok Code Fast 1 has a 256,000-token context window and returns up to 256,000 tokens per response.
Which providers offer Grok Code Fast 1?
Grok Code Fast 1 is available from 3 providers through LiteLLM: xAI, Azure AI Foundry and Oracle Cloud (OCI). The lowest price is on Azure AI Foundry.
How do I call Grok Code Fast 1 with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="xai/grok-code-fast-1", 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 Code Fast 1 support?
Grok Code Fast 1 supports function calling, structured output, image input, reasoning, prompt caching and web search.
When did LiteLLM add Grok Code Fast 1?
Grok Code Fast 1 was added to LiteLLM's model price file in September 2025.
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:
- api.x.ai/v1/language-models
- learn.microsoft.com/en-us/azure/foundry/foundry-models/concepts/models-sold-directly-by-azure
- www.oracle.com/artificial-intelligence/generative-ai/generative-ai-service/pricing
LiteLLM docs: xAI, Azure AI Foundry, Oracle Cloud (OCI).
Provider pages: xAI, Azure AI Foundry, Oracle Cloud (OCI).
