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Best Merlin AI Code Review Alternatives in 2026

Updated

20 platforms from AI code review tools ranked against Merlin AI Code Review on the same published basis.

  1. 1
    CodeRabbit Free plan apiextensionLinuxMacself-hosted $0.40/mo7.4
    Merlin AI Code Review vs CodeRabbit
  2. 2
    Gitar Free plan apiself-hostedWeb $20/mo7.4
    Merlin AI Code Review vs Gitar
  3. 3
    PR Quorum Free plan apiWeb $1.67/mo7.4
    Merlin AI Code Review vs PR Quorum
  4. 4
    CodeAnt AI Free trial apiextensionself-hostedWeb 7.3
    Merlin AI Code Review vs CodeAnt AI
  5. 5
    Greptile Free plan apiself-hostedWeb $30/mo7.3
    Merlin AI Code Review vs Greptile
  6. 6
    Sourcery Free plan apiextensionself-hostedWeb $12/mo7.3
    Merlin AI Code Review vs Sourcery
  7. 7
    ThinkReview Free plan apiextensionLinuxMacWeb $10/mo7.3
    Merlin AI Code Review vs ThinkReview
  8. 8
    LiveReview Free plan apiextensionLinuxMacself-hosted $32/mo7.2
    Merlin AI Code Review vs LiveReview
  9. 9
    PR-Agent Free plan apiself-hosted Free7.2
    Merlin AI Code Review vs PR-Agent
  10. 10
    Macroscope Free trial apiWeb 6.8
    Merlin AI Code Review vs Macroscope
  11. 11
    AI Code Reviewer Free plan Linuxself-hosted Free5.9
    Merlin AI Code Review vs AI Code Reviewer
  12. 12
    Codacy Free plan extensionWeb $1.50/mo5.9
    Merlin AI Code Review vs Codacy
  13. 14
    Mira Free plan self-hostedWeb Free5.9
    Merlin AI Code Review vs Mira
  14. 15
    PRPilot Free plan extension Free5.9
    Merlin AI Code Review vs PRPilot
  15. 16
    Sigilix Review Free plan Web Free5.8
    Merlin AI Code Review vs Sigilix Review
  16. 17
    BugLens Free plan Web $19/mo5.7
    Merlin AI Code Review vs BugLens
  17. 18
    CodeKang Free plan Web $19/mo5.7
    Merlin AI Code Review vs CodeKang
  18. 19
    Kodus Free plan Web $10/mo5.7
    Merlin AI Code Review vs Kodus
  19. 20
    Moraine Free plan Web $14/mo5.7
    Merlin AI Code Review vs Moraine
  20. 21
    Quellbot Free plan Web $29/mo5.7
    Merlin AI Code Review vs Quellbot

Merlin AI Code Review alternatives compared

#PlatformScoreFree planFromRuns on
1CodeRabbit7.4Free plan$0.40/moAPI, Browser, Linux, Mac, self-hosted, Web, Windows
2Gitar7.4Free plan$20/moAPI, self-hosted, Web
3PR Quorum7.4Free plan$1.67/moAPI, Web
4CodeAnt AI7.3No—API, Browser, self-hosted, Web
5Greptile7.3Free plan$30/moAPI, self-hosted, Web
6Sourcery7.3Free plan$12/moAPI, Browser, self-hosted, Web
7ThinkReview7.3Free plan$10/moAPI, Browser, Linux, Mac, Web, Windows
8LiveReview7.2Free plan$32/moAPI, Browser, Linux, Mac, self-hosted, Web, Windows
9PR-Agent7.2Free planFreeAPI, self-hosted
10Macroscope6.8No—API, Web
11AI Code Reviewer5.9Free planFreeLinux, self-hosted
12Codacy5.9Free plan$1.50/moBrowser, Web
14Mira5.9Free planFreeself-hosted, Web
15PRPilot5.9Free planFreeBrowser
16Sigilix Review5.8Free planFreeWeb
17BugLens5.7Free plan$19/moWeb
18CodeKang5.7Free plan$19/moWeb
19Kodus5.7Free plan$10/moWeb
20Moraine5.7Free plan$14/moWeb
21Quellbot5.7Free plan$29/moWeb
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Questions about Merlin AI Code Review alternatives

What is the best alternative to Merlin AI Code Review?

CodeRabbit, number 1 in AI code review tools with a score of 7.4 out of 10. The others here: Gitar, PR Quorum, CodeAnt AI and 16 more.

What is the best free alternative to Merlin AI Code Review?

CodeRabbit is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.