Cracked AI Engineering

Phi-3-medium instruct (4k) vs Grok 3

Grok 3 offers 128K tokens context vs 4K tokens, Phi-3-medium instruct (4k) has open weights. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

Phi-3-medium instruct (4k)

GitHub Models

4K tokens context • Free

View full specifications →

Grok 3

GitHub Models

128K tokens context • Free

View full specifications →

Detailed Comparison

Specification
Phi-3-medium instruct (4k)
Grok 3
Provider
GitHub Models
GitHub Models
Context Window
4K tokens
128K tokens
Max Output Tokens
1K tokens
8K tokens
Input Pricing (per 1M tokens)
Free
Free
Output Pricing (per 1M tokens)
Free
Free
Release Date
Apr 2024
Dec 2024

Capabilities

Capability
Phi-3-medium instruct (4k)
Grok 3
Text Generation
Function Calling
Advanced Reasoning

Which Model Should You Choose?

Choose Phi-3-medium instruct (4k) if:

  • • You prefer open weights

Choose Grok 3 if:

  • • You need a larger context window