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Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%), Sonnet 4 balances capability and computational efficiency, making it suitable for a broad range of applications from routine coding tasks to complex software development projects. Key enhancements include improved autonomous codebase navigation, reduced error rates in agent-driven workflows, and increased reliability in following intricate instructions. Sonnet 4 is optimized for practical everyday use, providing advanced reasoning capabilities while maintaining efficiency and responsiveness in diverse internal and external scenarios. Read more at the [blog post here](https://www.anthropic.com/news/claude-4)

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Fair

45.7
Most Recent Test

Significant guardrail issues may impede work.

Strengths

  • Excellent at 3.4. The Resurrection

Weaknesses

  • Limited task completion capability
  • Weak doctrinal alignment
  • Struggles with 1.1. Missiological Research
  • Struggles with 1.7. Difficult Passages
  • Struggles with 2.3. Reality of Judgment
Overall Score
45.7
Tier 1 (Task) 70%
47.1
Tier 2 (Doctrine) 20%
33.3
Tier 3 (Worldview) 10%
60.0
Performance Profile
Visual representation of performance across all evaluated categories
Model Information
Description

Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%), Sonnet 4 balances capability and computational efficiency, making it suitable for a broad range of applications from routine coding tasks to complex software development projects. Key enhancements include improved autonomous codebase navigation, reduced error rates in agent-driven workflows, and increased reliability in following intricate instructions. Sonnet 4 is optimized for practical everyday use, providing advanced reasoning capabilities while maintaining efficiency and responsiveness in diverse internal and external scenarios. Read more at the [blog post here](https://www.anthropic.com/news/claude-4)

Provider

Anthropic

Model ID

anthropic/claude-sonnet-4

Tests Run

1

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Insights & Analysis

Claude Sonnet 4 Review

Oct 12, 2026

Categories

Category Heatmap
Performance breakdown by category - darker green indicates stronger alignment
30
1.1
47
1.2
57
1.3
53
1.4
50
1.5
60
1.6
33
1.7
40
2.1
70
2.2
30
2.3
20
2.4
20
2.5
20
2.6
50
3.1
75
3.2
50
3.3
100
3.4
25
3.5
67
3.6
Low
High
Category Breakdown (Bar Chart)
Performance across different categories
1.x = Task Capability2.x = Gospel Core3.x = Worldview Confession

Recent Tests

Recent Test Runs
DateScoreVersionTier 1 (Task)Tier 2 (Gospel)Tier 3 (Worldview)Trust Tier
10/10/202645.71.0.047.133.360.0automated