The wait is over: Grok 3 API is out, and it’s already shaking up the world of AI with its “scary good” reasoning, real-time net capabilities, and top-tier efficiency on coding and STEM benchmarks. Whether or not you’re a developer, researcher, or AI fanatic, now’s the right time to entry the Grok 3 API and discover what it will possibly do. On this weblog, you’ll discover ways to entry Grok 3 API, authenticate your credentials securely, and hook up with Grok 3 API utilizing Python. We’ll additionally stroll by means of sensible use instances, from Grok 3 API integration in your workflows to utilizing Grok 3 API for knowledge retrieval and superior reasoning duties.
Key Options of Grok 3
Grok 3 introduces a number of groundbreaking options that improve its efficiency and applicability throughout varied domains:
- Superior Reasoning Modes: Grok 3 presents specialised reasoning modes, together with “Suppose” for step-by-step problem-solving and “Large Mind” for tackling advanced duties. These modes enable the mannequin to course of data extra deeply and supply correct responses.
- DeepSearch Performance: The mannequin incorporates DeepSearch, an AI agent that scans the web and X(previously Twitter) in actual time to generate complete reviews on particular matters. This characteristic ensures that Grok 3’s responses are present and well-informed.
- Enhanced Efficiency Benchmarks: Grok 3 has demonstrated distinctive efficiency, scoring 93.3% on the 2025 American Invitational Arithmetic Examination (AIME) and reaching an Elo rating of 1402 within the Chatbot Enviornment, indicating its dominance in STEM fields.
- Actual-Time Knowledge Integration: In contrast to static AI fashions, Grok 3 integrates real-time knowledge from the net and X posts, guaranteeing its responses are up-to-date and related.
- Multimodal Capabilities: The mannequin can course of and generate textual content, photographs, and code, increasing its applicability throughout varied domains.
These options place Grok 3 as a big development in AI language fashions. It presents enhanced reasoning, real-time knowledge processing, and a broad vary of functionalities to cater to various person wants.
Additionally Learn: 5 Grok 3 Prompts that Can Make Your Work Straightforward
Pricing and Mannequin Specs
xAI has launched a number of variants of the Grok-3 mannequin collection. Every fine-tuned for various ranges of efficiency and cost-efficiency. These fashions cater to builders, researchers and organizations relying on their computational and reasoning wants.
Professional Tip: Use xAI’s Value Calculator Earlier than You Name the API
Earlier than you begin making a number of API calls, xAI presents an excellent useful price calculator for every of their fashions, together with grok-3-beta, grok-3-fast-beta, and the mini variants.
Yow will discover it instantly at https://x.ai/api (simply scroll down a bit).

You possibly can customise:
- Textual content Enter Tokens
- Picture Enter Tokens
- Output Tokens
This software provides you a real-time price estimate so you possibly can plan your utilization effectively and keep away from surprising billing. For instance, 50,000 textual content enter tokens and 500 output tokens on grok-3-beta will price you simply $0.16 (as seen within the earlier screenshot).
Good dev tip: Use this calculator typically to optimize your API technique, particularly when scaling or dealing with giant payloads.
Find out how to Entry the API?
1. Go to grok.com and log in along with your account credentials.


2. Click on in your profile avatar within the top-right nook, select Settings, after which choose Handle. You’ll be redirected to the xAI Accounts web page.


3. On the xAI Accounts web page, navigate to the API Console.

4. Within the left-hand sidebar of the API Console, click on the important thing icon to view and replica your Grok API key. 🙂

Voila, there you’ve gotten your API key! Make sure to retailer it fastidiously and securely.
Implementation of Grok 3
Fundamental Implementations
Let’s attempt to verify if our Grok 3 mannequin can reply utilizing this Code Snippet, which is supplied within the Grok xAI documentation.
!pip set up openai
import os
os.environ['GROK_API_KEY'] = "xai-..." # your individual api key
from IPython.show import Markdown
from openai import OpenAI
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
completion = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{"role": "user", "content": "What is the meaning of life?"}
]
)
Markdown(completion.decisions[0].message.content material)
Output:

Now let’s check the Grok 3 mannequin for:-
- Code Era
- Reasoning Capabilities
- Complicated use instances
- Scientific Analysis Understanding
Be happy to swap in different Grok 3 variants (e.g., grok-3-beta, grok-3-fast-beta) or craft your prompts. Then, examine the outputs proper in your pocket book or script.
For the under implementations, we will probably be using
Code Era
1. Let’s use the Grok 3 mannequin to generate code for changing the Fahrenheit to Celsius scale and vice versa.
immediate = """
Write a Python operate that converts a temperature from Fahrenheit to Celsius and vice versa.
The operate ought to take an enter, decide the kind (Fahrenheit or Celsius), and return the transformed temperature.
"""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

2. Let’s make the Grok 3 mannequin generate an HTML web page with a button that, when clicked, ought to bathe the web page with confetti.
immediate = """Create an HTML web page with a button that explodes confetti once you click on it.
You should utilize CSS & JS as effectively."""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

To check this code’s performance, I will probably be utilizing CodePen to check out the HTML code.
That is the way it seems to be:
Additionally Learn: Grok 3 vs DeepSeek R1: Which is Higher?
Reasoning Capabilities
1. Let’s strive testing the Grok 3 mannequin with this normal aptitude reasoning query
immediate = """Anu is a woman. She has three brothers. Every of her brothers has the identical two sisters.
What number of sisters does Anu have?"""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

The reply has been verified to be right.
2. Let’s check out Grok 3’s sample recognition capabilities by offering this Date based mostly sample downside
immediate = """January = 1017, February = 628, March = 1335, April = 145, Might = 1353, June = 1064,
July = 1074, August = 186, September = ? Think twice earlier than answering additionally present the steps"""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

BOTH GROK-BETA and GROK-BETA-MINI FAILED
The reply needs to be 1999.
3. Let’s check the straightforward mathematical reasoning capabilities of Grok 3 mannequin with this query
/cod
immediate = """I've two apples, then I purchase two extra. I bake a pie with two of the apples.
After consuming half of the pie, what number of apples do I've left?"""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

The reply has been verified to be right.
Complicated Usecase
Let’s ask the Grok 3 mannequin to offer us with a full-fledged plan for the undertaking construction and the respective code snippets, which need to be added to the respective recordsdata accordingly.
immediate = """
I need to develop a list administration system that tracks merchandise, portions,
and areas. It ought to notify the person when inventory is low. Create a plan for the
listing construction and supply code snippets for the important thing elements.
"""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

Scientific Analysis Understanding
On this, we are going to check the domain-based understanding of the Grok 3 mannequin and the way it comprehends the query and elaborates upon sure scientific analysis matters.
immediate = """
Clarify how CRISPR know-how can be utilized to deal with genetic issues. What are the
major challenges, and what future developments may be essential to make it broadly
out there?
"""
shopper = OpenAI(
api_key=os.getenv("GROK_API_KEY"),
base_url="https://api.x.ai/v1",
)
response = shopper.chat.completions.create(
mannequin="grok-3-mini-beta",
messages=[
{
"role": "user",
"content": prompt
}
]
)
# Output the generated Python code
print(response.decisions[0].message.content material)
Markdown(response.decisions[0].message.content material)
Output:

My Opinion
Coding Skills
I discovered Grok 3’s code technology to be impressively correct. It outperforms lighter fashions like gpt-4o, Deepseek‑R1 and so forth., on typical algorithmic duties, although I’d suggest stress‑testing it on much more advanced situations earlier than concluding.

Reasoning Capabilities
Grok 3 demonstrates robust mathematical reasoning and might reliably remedy multi-step issues. Nonetheless, I observed some slip-ups in sample‑based mostly reasoning, comparable to figuring out non‑apparent analogies or hidden sequences.
Complicated Use‑Circumstances and Scientific Understanding
When prompted to stipulate a undertaking construction, Grok 3 delivered a effectively‑organized plan full with boilerplate code snippets. Its data of CRISPR functions impressed me, because it supplied an in depth overview that confirmed deep scientific understanding.
Grok 3 excels at elaboration and presents its solutions clearly and in-depth. It seems like a serious step ahead in LLM reasoning, however as at all times, we should always validate its outputs in opposition to your benchmarks.
Conclusion
Grok 3 represents a serious milestone within the evolution of enormous‑language fashions. From its “scary‑good” reasoning modes and actual‑time DeepSearch capabilities to its multimodal assist and trade‑main benchmarks, xAI has delivered a toolkit that’s as versatile as it’s highly effective. By following this information, you’ve discovered :
- Safe your Grok 3 API key and maintain it protected
- Estimate prices upfront with xAI’s constructed‑in calculator
- Spin up primary chat completions in minutes
- Put Grok 3 by means of its paces on code technology, logical puzzles, advanced workflows, and scientific queries.
- Gauge its strengths and determine areas for additional stress‑testing
Whether or not you’re a developer constructing the following nice chatbot, a researcher exploring AI‑pushed evaluation, or just an fanatic curious in regards to the bleeding fringe of LLMs, Grok 3 presents a compelling mixture of depth, velocity, and actual‑world relevance.
As you combine Grok 3 into your tasks, keep in mind to validate its outputs in opposition to your area benchmarks, optimize your token utilization, and share your findings with the neighborhood. Completely satisfied coding 🙂
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