real-time ai context synthesis
incorporate live data from X and the web for news-sensitive queries and trend analysis.
Grok 4.3
ai grok 4.3 is a powerhouse reasoning model from xai. it combines a 512k context window with real-time web synthesis. ideal for complex coding, math, and agentic workflows, this ai delivers elite performance through a simple api integration.
API Usage Examples
curl --request POST "https://gptproto.com/v1/chat/completions" \
--header "Authorization: Bearer $GPTPROTO_API_KEY" \
--header "Content-Type: application/json" \
--data '{
"model": "grok-4.3",
"messages": [
{
"role": "user",
"content": "Hello"
}
]
}'Grok 4.3 pricing
Chat, coding agents & document work. Priced per 1M tokens — input, cached input and output are billed separately. GPTProto is 40% below official rates.
| Scenario | Grok list | OpenRouter | GPTProto | You save / mo |
|---|---|---|---|---|
| Personal10M tokens / mo (4.8M cached) | $9.96 | $10.51 | $5.98 | −$3.98≈ $47.81 / yr |
| Team100M tokens / mo (48M cached) | $99.60 | $105.08 | $59.76 | −$39.84≈ $478.08 / yr |
| Business500M tokens / mo (240M cached) | $498.00 | $525.39 | $298.80 | −$199.20≈ $2390.40 / yr |
Save $0.00 / month
Annual savings ≈ $0.00 · pay as you go
Related Models
All Models
Grok 4.3Current
Grok · 1M context · $0.75/M input · $1.5/M output
Bytedance · 262K context · $0.0971/M input · $0.9714/M output
Bytedance · 262K context · $0.0971/M input · $0.9714/M output
Model
Price: GPTProto
vs Official
vs OpenRouter
Context
Stability
Grok 4.3Current
Grok
$0.75 / $1.50per 1M tokens
-40%
-43%
1M
core features of ai grok 4.3
discover the technical advantages that set ai grok 4.3 apart from other reasoning models.
advanced reasoning 4.3 engine
solve graduate-level math and logic with a projected 86.4% on the MATH benchmark.
512k context ai window
process massive repositories and legal files with high-accuracy needle retrieval.
native grok coding sandbox
build software with a built-in python sandbox for real-time code verification.
ai grok 4.3 frequently asked questions
get answers to common questions about implementing ai grok 4.3 and how this reasoning model can improve your ai-driven applications.
how does ai grok 4.3 handle real-time data?
By utilizing xAI's Live-Search pipeline, this ai synthesizes news and trends from the X platform and the broader web. This reduces hallucinations compared to static models and makes ai grok 4.3 perfect for market analysis, trend tracking, and news-sensitive workflows where traditional models often fail to provide current information.
what is the context limit for ai grok 4.3?
This ai model supports a massive 512,000 tokens. It maintains 99.9% retrieval accuracy across the entire window, allowing grok to analyze huge codebases, lengthy legal documents, or complex research papers without losing track of critical details in version 4.3. This makes it ideal for long-form data extraction and multi-file analysis.
is ai grok 4.3 compatible with openai tools?
Yes. The ai is 100% OpenAI-compatible. You can use existing SDKs by simply changing the base URL and model name to ai grok 4.3 in your configuration. This allows for a seamless transition to the powerful grok ecosystem without rewriting your entire codebase or changing your integration architecture.
how does ai grok 4.3 perform in coding tasks?
In benchmarks like HumanEval, ai grok 4.3 scores a projected 92.5%. It includes a native Python sandbox, allowing the ai to execute and verify code during inference. This makes it an elite choice for engineering agents that need to plan multi-file edits and verify their own work before providing a final solution.
what are the pricing tiers for ai grok 4.3?
Standard pricing for the ai starts at $5.00 per 1M input tokens and $15.00 per 1M output tokens. We offer a 5% volume discount for enterprise tiers and unified billing across all models, making ai grok 4.3 more cost-effective for high-volume users compared to direct developer billing with no minimum monthly spend required.
is user data used to train ai grok 4.3?
No. Data sent to ai grok 4.3 through our API proxy is protected under an Enterprise Privacy Agreement. Your inputs and outputs are never used to train the underlying ai or grok models by us or xAI, ensuring total data sovereignty and security for your sensitive business information and proprietary data.
Related Articles
Guides, comparisons, and updates related to this model.
All Articles
xAI Grok API Pricing 2026: Models, Token Rates & Cost Guide
Wondering about xAI Grok API pricing in 2026? This guide breaks down every Grok model's token rates, subscription tiers, free credits, and how it stacks up against GPT and Claude — so you can pick the right plan without overpaying.
Grok 4.3 Benchmark: Logic and Emotion Shift
The Grok 4.3 benchmark reveals a major leap in emotional inference and logic verification. Explore how the 4-agent architecture improves AI accuracy now.
Grok AI API: The Hidden Costs and Real Value
Is the grok ai api worth it? Learn the real costs of video generation, moderation fees, and how to optimize your build. Get started today.
Grok 4.1: The Rise of Personality-Driven AI
Grok 4.1 brings high EQ and real-time search to the AI race. Discover if its personality-driven approach beats the competition. Read our full analysis.