Grok Code Fast 1: API Pricing, Context Window & Benchmarks
Grok Code Fast 1 is a language model from xAI, released in August 2025, with a 256K-token context window, and pricing from $0.200/M input and $1.50/M output.
Grok Code Fast 1 is a speedy and economical reasoning model that excels at agentic coding. Built from scratch with a brand-new model architecture, it features a pre-training corpus rich with programming-related content and post-training
Grok Code Fast 1 benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
How Grok Code Fast 1 performs across real-world prompt categories.
Performance by conversation depth
How Grok Code Fast 1 holds up as conversations get longer.
Quality Tracker
Grok Code Fast 1 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Mon Aug 24 2026Grok Code Fast 1 pricing
Providers
Grok Code Fast 1 starts at $0.200 per million input tokens and $1.50 per million output tokens via xAI.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 xAI | $0.200 | — | $1.50 | 256.0K/10.0K | 1.38 | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Grok Code Fast 1 context window
Input and output token limits for Grok Code Fast 1, plus how it ranks on long-context understanding.
Grok Code Fast 1 API
Run a request to see the response
Use it in your code
Billed at $0.20 input / $1.50 output per 1M tokens through the LLM Stats gateway.
from openai import OpenAI
client = OpenAI(
api_key="YOUR_API_KEY",
base_url="https://gateway.llm-stats.com/v1"
)
response = client.chat.completions.create(
model="grok-code-fast-1",
messages=[
{"role": "user", "content": "What is machine learning?"}
]
)
print(response.choices[0].message.content)Need an API key? Create one above in the playground, or read the API documentation.
Grok Code Fast 1 latency
Grok Code Fast 1 time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.
Grok Code Fast 1 examples
Recent arena outputs from Grok Code Fast 1, picked from the highest-ranked matchups.
Grok Code Fast 1 license
Grok Code Fast 1 is a proprietary model available under its provider's product and API terms.
- License
- Proprietary
- Hosted access
Proprietary license - usage restrictions apply
Grok Code Fast 1 resources
Official sources for Grok Code Fast 1: api documentation, paper or system card, official launch post.
Grok Code Fast 1 vs other models
The most-compared alternatives to Grok Code Fast 1 are Solar Pro 4, Kimi K2-Thinking-0905, Nemotron 3 Ultra (550B A55B). Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Grok Code Fast 1
Models ranked just above and below Grok Code Fast 1 by LLM Stats score.
FAQ
Common questions about Grok Code Fast 1.