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Grok Build 0.1 vs GPT 4.1 Nano

At a glance
xAIGrok Build 0.1

xAI's agentic build model for autonomous software engineering.

256K ctx$1.00/$2.00 per M
OpenAIGPT 4.1 Nano

Fastest and cheapest model in the GPT-4.1 series for low-latency applications.

641.0M ctx$0.10/$0.40 per M#62/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
xAIGrok Build 0.1
Reasoning
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-06-15
Capability
Capability—
Reasoning & Knowledge
Graduate Science—
Math
Math Problems—Competition Math—Research Math—
Coding
Real-World Coding70.8%Code Editing—
OpenAIGPT 4.1 Nano
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI64.4
Reasoning & Knowledge
Graduate Science48.9%
Math
Math Problems70.0%Competition Math28.9%Research Math1.0%
Coding
Real-World Coding—Code Editing8.9%
Specs
xAIGrok Build 0.1
256K
Context
16K
Max output
May 2026
Released
OpenAIGPT 4.1 Nano
1.0M
Context
33K
Max output
Apr 2025
Released
Capabilities
xAIGrok Build 0.1
Vision
Audio
Reasoning
OpenAIGPT 4.1 Nano
Vision
Audio
Reasoning
Pricing
xAIGrok Build 0.1
Live pricing, shown before you run
Input$1.00/M tokens
Output$2.00/M tokens
Cache read$0.20/M tokens
Web search$0.005/search
OpenAIGPT 4.1 Nano
Live pricing, shown before you run
Input$0.10/M tokens
Output$0.40/M tokens
Cache read$0.02/M tokens
Web search$0.01/search
Chat with Grok Build 0.1Go to model
Chat with GPT 4.1 NanoGo to model
Frequently Asked Questions: Grok Build 0.1 vs GPT 4.1 Nano▼

Which is better, Grok Build 0.1 or GPT 4.1 Nano?

▼

Both Grok Build 0.1 and GPT 4.1 Nano are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, Grok Build 0.1 or GPT 4.1 Nano?

▼

GPT 4.1 Nano has a lower blended cost. Grok Build 0.1: $1.00 input / $2.00 output. GPT 4.1 Nano: $0.10 input / $0.40 output.

Which has a larger context window, Grok Build 0.1 or GPT 4.1 Nano?

▼

GPT 4.1 Nano has a larger context window: Grok Build 0.1 supports 256K tokens vs GPT 4.1 Nano at 1M tokens.

Do both Grok Build 0.1 and GPT 4.1 Nano support vision?

▼

Yes, both Grok Build 0.1 and GPT 4.1 Nano support vision/image input.

What are the key differences between Grok Build 0.1 and GPT 4.1 Nano?

▼

Key differences: GPT 4.1 Nano is significantly cheaper; only Grok Build 0.1 offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Grok Build 0.1 and GPT 4.1 Nano for free on idapt.app to see which performs better for your specific needs.

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