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Grok Build 0.1 vs GPT Mini (120b)

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 Mini (120b)

OpenAI's budget-friendly reasoning model — fast and surprisingly capable.

73131K ctx$0.04/$0.18 per M#49/92
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—
Coding
Real-World Coding70.8%Code Editing—
Agentic
Terminal Tasks—Task Horizon—
OpenAIGPT Mini (120b)
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI73.2
Coding
Real-World Coding—Code Editing41.8%
Agentic
Terminal Tasks18.7%Task Horizon42min
Specs
xAIGrok Build 0.1
256K
Context
16K
Max output
May 2026
Released
OpenAIGPT Mini (120b)
131K
Context
16K
Max output
Aug 2025
Released
Capabilities
xAIGrok Build 0.1
Vision
Audio
Reasoning
OpenAIGPT Mini (120b)
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 Mini (120b)
Live pricing, shown before you run
Input$0.04/M tokens
Output$0.18/M tokens
Chat with Grok Build 0.1Go to model
Chat with GPT Mini (120b)Go to model
Frequently Asked Questions: Grok Build 0.1 vs GPT Mini (120b)▼

Which is better, Grok Build 0.1 or GPT Mini (120b)?

▼

Both Grok Build 0.1 and GPT Mini (120b) 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 Mini (120b)?

▼

GPT Mini (120b) has a lower blended cost. Grok Build 0.1: $1.00 input / $2.00 output. GPT Mini (120b): $0.04 input / $0.18 output.

Which has a larger context window, Grok Build 0.1 or GPT Mini (120b)?

▼

Grok Build 0.1 has a larger context window: Grok Build 0.1 supports 256K tokens vs GPT Mini (120b) at 131K tokens.

Do both Grok Build 0.1 and GPT Mini (120b) support vision?

▼

Grok Build 0.1 supports vision/image input, but GPT Mini (120b) does not.

What are the key differences between Grok Build 0.1 and GPT Mini (120b)?

▼

Key differences: GPT Mini (120b) is significantly cheaper; only Grok Build 0.1 supports vision input. 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 Mini (120b) for free on idapt.app to see which performs better for your specific needs.

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