--- a
+++ b/docs/developer/base.rst
@@ -0,0 +1,35 @@
+Base
+~~~~
+.. module:: moscot.base
+.. currentmodule:: moscot.base
+.. autosummary::
+    :toctree: genapi
+
+    problems.BaseProblem
+    problems.OTProblem
+    problems.BirthDeathProblem
+    problems.BaseCompoundProblem
+    problems.CompoundProblem
+    cost.BaseCost
+    problems.AnalysisMixin
+    problems.BirthDeathMixin
+    problems.birth_death.beta
+    problems.birth_death.delta
+
+.. module:: moscot.solvers
+.. currentmodule:: moscot.base
+.. autosummary::
+    :toctree: genapi
+
+    solver.BaseSolver
+    solver.OTSolver
+
+.. autosummary::
+    :toctree: genapi
+
+    output.BaseDiscreteSolverOutput
+    output.MatrixSolverOutput
+    solver.BaseSolver
+    solver.OTSolver
+    output.BaseDiscreteSolverOutput
+    output.MatrixSolverOutput