Amazon Q Developer vs Sourcegraph Cody

as AI assistants see them, week of 2026-09-14

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Amazon Q Developer edges ahead here, with an overall score of 12 versus Sourcegraph Cody's 7, and a stronger presence overall, named in 16 of 70 answers compared to Cody's 7. Q Developer shows up most for broad "top" and "best free" lists, appearing in 4 of 4 answers for both. Cody's strength is narrower but consistent: it's named in 3 of 3 answers for best-for-large-codebases and 3 of 4 for whole-codebase agents. Head to head, Q Developer is named more often in 6 questions, Cody in 2, with 12 ties. Neither gets a mention for beginner-focused or privacy-focused questions.

Head to head

metric	Amazon Q Developer	Sourcegraph Cody
score	12	7
questions won	6	3

By assistant

Amazon Q Developer

assistant	score	named in, this week	usual spot, this week
ChatGPT	7	15% of answers	#8.7
Claude	11	20% of answers	#6.3
Gemini	25	50% of answers	#7.6
Perplexity	11	20% of answers	#6.3

Sourcegraph Cody

assistant	score	named in, this week	usual spot, this week
ChatGPT	8	10% of answers	#3.0
Claude	4	5% of answers	#2.0
Gemini	9	20% of answers	#8.5
Perplexity	8	10% of answers	#3.0

Where they differ

Only Amazon Q Developer gets named for

What are the best free AI coding assistants?
What are the top AI coding assistants in 2026?
What's the best AI coding assistant for VS Code?
Which AI coding assistant gives the best value for the money?
Which AI coding assistant is best for professional developers?

Only Sourcegraph Cody gets named for

Which AI coding assistant is best for large codebases?
What are the best AI coding agents that can work across a whole codebase?

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