GPT-4.1 vs Grok Build 0.1
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for GPT-4.1 and Grok Build 0.1.
GPT-4.1
GPT-4.1 is a flagship large language model optimized for advanced instruction following, real-world software engineering, and long-context reasoning. It supports a 1 million token context window and outperforms GPT-4o and...
Grok Build 0.1
Grok Build 0.1 is xAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...
Technical Specifications
| Specification | GPT-4.1 | Grok Build 0.1 |
|---|---|---|
| Provider | OpenAI | xAI |
| Context Window | 1,047,576 tokens | 256,000 tokens |
| Agent Suitability | 91/100 | N/A |
| Time to First Token (TTFT) | 250 ms | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-04-14 | 2026-05-20 |
API Pricing Comparison
Input Price per Million Tokens
GPT-4.1
$2.00
Grok Build 0.1
$1.00
Output Price per Million Tokens
GPT-4.1
$8.00
Grok Build 0.1
$2.00
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
GPT-4.1 Quirks & Gotchas
- ▸Strong tool-calling reliability — good migration path from GPT-4o
- ▸Migrate to GPT-5 for larger context window and improved reasoning
Grok Build 0.1 Quirks & Gotchas
No developer gotchas reported.