SummitGovOnline

Grok 3 vs OpenAI o4 Mini

Side-by-side comparison of pricing, capabilities, benchmarks, and use case fit.

X

Grok 3

xAI

Overall 88
standard
View model →
O

OpenAI o4 Mini

OpenAI

Overall 86
reasoning
View model →

Capability radar

Normalized coding, reasoning, writing, vision, context, and value

CodingReasoningWritingVisionContextValue
Grok 3OpenAI o4 Mini
Comparison of Grok 3 vs OpenAI o4 Mini
MetricGrok 3OpenAI o4 Mini
Input Price / 1M$3.00$1.10
Output Price / 1M$15.00$4.40
Combined Price / 1M$18.00$5.50
Context Window131,072200,000
Coding Score9192
Reasoning Score9293
Vision Score8275
AudioNoNo
StreamingYesYes
Function CallingYesYes
Latency Tierstandardreasoning
Release Date2/17/20254/16/2025

Grok 3 — Strengths & Weaknesses

Strengths

  • Strong reasoning
  • Think mode
  • Competitive coding

Weaknesses

  • Limited context vs Google/OpenAI

OpenAI o4 Mini — Strengths & Weaknesses

Strengths

  • Reasoning + vision
  • Cost-effective for agents

Weaknesses

  • Still slower than standard chat models

Use Case Verdicts

Coding

OpenAI o4 Mini

OpenAI o4 Mini scores 92 vs 91 on coding benchmarks.

General Chat

Grok 3

Grok 3 leads on writing quality (88 vs 84).

Long Context

OpenAI o4 Mini

OpenAI o4 Mini offers 200K tokens vs 131.1K.

Cost Efficiency

OpenAI o4 Mini

OpenAI o4 Mini is cheaper at $5.50/M combined vs $18.00/M.

Enterprise Use

OpenAI o4 Mini

OpenAI o4 Mini combines strong reasoning, tooling, and context for enterprise workloads.

Agent Workflows

OpenAI o4 Mini

OpenAI o4 Mini is better suited for agentic workflows with tool use and coding capability.