Model Comparison

Grok Code Fast 1Claude Opus 4.6
Let's see who can write code better - Grok Code Fast 1 or Claude Opus 4.6

Model Information

Grok Code Fast 1

xAI

Description

Fast code generation model from xAI

Specifications

Context Window128K
Max Output8K
ReleasedDec 2024
API

Pricing (per 1M)

In / Out
$0.2/ $1.5

Key Features

Fast code generationProgramming expertiseQuick responses

Strengths

  • Fast inference
  • Code-optimized
  • Cost-effective for coding

Weaknesses

  • Limited general knowledge
  • Focused on code only

Agent Support

No known agents

Claude Opus 4.6

Anthropic

Description

Latest flagship Claude model with breakthrough coding and agentic capabilities

Specifications

Context Window200K
Max Output16K
ReleasedFeb 2026
API

Pricing (per 1M)

In / Out
$5/ $25

Key Features

Breakthrough reasoningAdvanced agentic codingComplex problem solvingMulti-language supportVision capabilities

Strengths

  • State-of-the-art coding performance
  • Superior agentic task handling
  • Excellent at long-horizon tasks
  • Most capable Claude model to date

Weaknesses

  • Premium pricing
  • Slower response times
  • Overkill for simple tasks

Agent Support

No known agents