{"slug":"second-dev","name":"Second.dev","domain":"second.dev","verdict":"As of 2026-07-13, ChatGPT, Claude, Gemini, Grok collectively rank Second.dev #10 of 13 for ai code migration tool. Source: https://modelsagree.com/product/second-dev (modelsagree.com, CC BY 4.0).","best_rank":10,"categories":1,"entries":[{"slug":"best-ai-code-migration-tool","title":"Best AI code migration tool","rank":10,"of":13,"score":2,"appearances":1,"modelRanks":{"Gemini":4},"reason":"Focuses specifically on high-friction frontend and backend framework migrations (such as AngularJS to modern Angular/React) using dedicated, pre-built AI modules that guide the agentic workflow to ensure high-fidelity pull requests.","reasons":[{"model":"Gemini","reason":"Focuses specifically on high-friction frontend and backend framework migrations (such as AngularJS to modern Angular/React) using dedicated, pre-built AI modules that guide the agentic workflow to ensure high-fidelity pull requests."}],"fixes":[{"model":"Gemini","fix":"It is heavily bound to its pre-defined migration modules, making it unsuitable for general-purpose code cleaning, daily refactoring, or unsupported legacy stack transitions."}],"updated":"2026-07-13","reasoning_shift":[{"model":"Gemini","from":"2026-07-12","to":"2026-07-13","added":[{"t":"framework migrations","q":"high-friction frontend and backend framework migrations"},{"t":"dedicated pre-built AI modules","q":"dedicated, pre-built AI modules"},{"t":"unsuitable for general-purpose refactoring","q":"unsuitable for general-purpose code cleaning, daily refactoring, or unsupported legacy stack transitions"}],"dropped":[{"t":"dependency resolution and directory restructuring","q":"dependency resolution and directory restructuring"},{"t":"generated unit test accuracy","q":"Improve the accuracy of generated unit tests for migrated components to guarantee behavioral parity."}]}],"api":"https://modelsagree.com/api/v1/best/best-ai-code-migration-tool.json"}],"page":"https://modelsagree.com/product/second-dev","check":"https://modelsagree.com/check?q=Second.dev","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}