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AI coding assistants

Diffblue vs Graphite

as AI assistants see them, week of 2026-10-12

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Head to head

metricDiffblueGraphite
score22
questions won12

By assistant

Diffblue

assistantscorenamed in, this weekusual spot, this week
ChatGPT00% of answers
Claude35% of answers#7.0
Gemini39% of answers#4.0
Perplexity20% of answers

Graphite

assistantscorenamed in, this weekusual spot, this week
ChatGPT20% of answers
Claude410% of answers#11.0
Gemini00% of answers
Perplexity20% of answers

Where they differ

Only Diffblue gets named for

  • Which AI coding tool is best for writing tests?

Only Graphite gets named for

  • What's the best AI tool to review pull requests automatically?
  • What are the top AI coding assistants in 2026?

More comparisons

Not sold on either?

Scores count how often each assistant names a product, weighted by position. How the score works · Full AI coding assistants leaderboard