mutmut
Input—per 1M tokens
Output—per 1M tokens
Context—tokens
WeightsClosed
About
mutmut is ranked #20 of 25 in mutation testing tools on Inferse. It runs on Windows, macOS, Linux.
Compared on mutation testing tools
- Supported languages
- Pythonmutmut.readthedocs.io
- Test frameworks
- pytestmutmut.readthedocs.io
- Incremental analysis
- Yesmutmut.readthedocs.io
- Parallel execution
- Yesmutmut.readthedocs.io
- Surviving mutant reports
- Yesmutmut.readthedocs.io
- Mutation operators
- Integer literals are incremented by 1; < is changed to <=; break and continue are swappedmutmut.readthedocs.io
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5.9 Mutatest Free free plan, no paid price published Free plan
5.9 PIT See plans price on the maker's page Where it ranks on Inferse
- Best Mutation Testing Tools in 2026#20 of 25



