diff --git a/doc/conf.py b/doc/conf.py
index 7537e38821f65742017e9a281fe7d70d73de1802..4cb654d90790b101f4ff5bf7cd18cb369332ad62 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -56,7 +56,7 @@ from lisa._doc.helpers import (
     DocPlotConf, autodoc_pre_make_plots,
     intersphinx_warn_missing_reference_handler,
     autodoc_ai_desc_process, autodoc_ai_desc_merge,
-    autodoc_ai_desc_build_finished
+    make_autodoc_ai_desc_build_finished
 )
 from lisa.analysis.base import TraceAnalysisBase
 
@@ -753,7 +753,12 @@ def setup(app):
     app.connect('autodoc-process-bases', autodoc_process_bases_handler)
 
     app.connect('env-merge-info', autodoc_ai_desc_merge)
-    app.connect('build-finished', autodoc_ai_desc_build_finished)
+    app.connect('build-finished', make_autodoc_ai_desc_build_finished(
+        path='api_ai_descs.json',
+        # We don't want to muddy search results with irrelevant data, so we
+        # restrict it to the lisa Python package.
+        filter_=lambda data: data['name'].startswith('lisa.')
+    ))
     app.connect('autodoc-skip-member', _autodoc_skip_member_handler)
     app.connect('lisa-exec-state', lambda app: ExecState(plots=plots))
 
diff --git a/lisa/_doc/helpers.py b/lisa/_doc/helpers.py
index 7d880a1a96b393cdf3f167db56c77480c0794017..1afafec78efd582abece54a820cfb964cb590d43 100644
--- a/lisa/_doc/helpers.py
+++ b/lisa/_doc/helpers.py
@@ -1835,8 +1835,21 @@ def autodoc_ai_desc_process(app, what, name, obj, options, lines):
         pass
     else:
         if not docobj.autodoc_is_skipped(app):
-            descs = _get_ai_descs_app(app)
-            descs.add(docobj.ai_desc)
+            # If a method is inherited publicly, we don't want to add its
+            # descriptor for all the places where it is inherited, otherwise we
+            # will end up with multiple times the same docstring which will
+            # confuse the LLM. It is also guaranteed (?) that the method will
+            # be documented at the point where it is defined, so it will appear
+            # in the descriptors list.
+            #
+            # However, a privately-inherited method is still included, as it
+            # would otherwise not appear anywhere.
+            inherited, place, visibility = docobj.resolve_inheritance_style(app)
+            if inherited and visibility == 'public':
+                pass
+            else:
+                descs = _get_ai_descs_app(app)
+                descs.add(docobj.ai_desc)
 
 
 def autodoc_ai_desc_merge(app, env, docnames, other):
@@ -1845,21 +1858,24 @@ def autodoc_ai_desc_merge(app, env, docnames, other):
     main_descs.update(other_descs)
 
 
-def autodoc_ai_desc_build_finished(app, exception):
-    descs = _get_ai_descs_app(app)
+def make_autodoc_ai_desc_build_finished(path, filter_):
+    def autodoc_ai_desc_build_finished(app, exception):
+        descs = _get_ai_descs_app(app)
 
-    descs = [
-        desc.data
-        for desc in descs
-    ]
-    descs = sorted(descs, key=itemgetter('name'))
+        descs = [
+            desc.data
+            for desc in descs
+            if filter_(desc.data)
+        ]
+        descs = sorted(descs, key=itemgetter('name'))
 
-    root = Path(app.outdir)
-    path = root / 'api_ai_descs.json'
-    with open(path, 'w') as f:
-        json.dump(descs, f)
+        root = Path(app.outdir)
+        _path = root / path
+        with open(_path, 'w') as f:
+            json.dump(descs, f)
 
-    getLogger('ai-desc').info(f'Wrote {len(descs)} descriptors to: {path}')
+        getLogger('ai-desc').info(f'Wrote {len(descs)} descriptors to: {_path}')
+    return autodoc_ai_desc_build_finished
 
 
 def intersphinx_warn_missing_reference_handler(app, domain, node, non_ignored_refs):