diff --git a/prepare-api-docs/pixi.lock b/prepare-api-docs/pixi.lock
index d4de257..86cec95 100644
--- a/prepare-api-docs/pixi.lock
+++ b/prepare-api-docs/pixi.lock
@@ -31,6 +31,8 @@ environments:
       - conda: https://conda.anaconda.org/conda-forge/win-64/python-3.11.13-h3f84c4b_0_cpython.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/python_abi-3.11-8_cp311.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/requests-2.32.5-pyhd8ed1ab_0.conda
+      - conda: https://conda.anaconda.org/conda-forge/win-64/ruamel.yaml-0.18.15-py311h3485c13_1.conda
+      - conda: https://conda.anaconda.org/conda-forge/win-64/ruamel.yaml.clib-0.2.12-py311h3485c13_1.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/six-1.17.0-pyhe01879c_1.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/soupsieve-2.8-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/win-64/tk-8.6.13-h2c6b04d_2.conda
@@ -357,6 +359,41 @@ packages:
   - pkg:pypi/requests?source=hash-mapping
   size: 59263
   timestamp: 1755614348400
+- conda: https://conda.anaconda.org/conda-forge/win-64/ruamel.yaml-0.18.15-py311h3485c13_1.conda
+  sha256: 4a222db2ec50db5a11ace74090045170a611b24f82d80535e8d98bf478c32cc2
+  md5: be5d5993e755c3edc3ef860da01c67b4
+  depends:
+  - python >=3.11,<3.12.0a0
+  - python_abi 3.11.* *_cp311
+  - ruamel.yaml.clib >=0.1.2
+  - ucrt >=10.0.20348.0
+  - vc >=14.3,<15
+  - vc14_runtime >=14.44.35208
+  arch: x86_64
+  platform: win
+  license: MIT
+  license_family: MIT
+  purls:
+  - pkg:pypi/ruamel-yaml?source=hash-mapping
+  size: 274899
+  timestamp: 1756839144620
+- conda: https://conda.anaconda.org/conda-forge/win-64/ruamel.yaml.clib-0.2.12-py311h3485c13_1.conda
+  sha256: ad383a91985153438817e6b241c9f151692e01ef257279f83dec55f8d024e213
+  md5: 713991ee78f7fbbcecfe03c7226dec24
+  depends:
+  - python >=3.11,<3.12.0a0
+  - python_abi 3.11.* *_cp311
+  - ucrt >=10.0.20348.0
+  - vc >=14.3,<15
+  - vc14_runtime >=14.44.35208
+  arch: x86_64
+  platform: win
+  license: MIT
+  license_family: MIT
+  purls:
+  - pkg:pypi/ruamel-yaml-clib?source=hash-mapping
+  size: 107842
+  timestamp: 1756829092915
 - pypi: https://files.pythonhosted.org/packages/ad/d5/62a0e693230bace8e9a767d6d187a4d9421a7c6ee4b48551f8ff7bd1629a/sensai_utils-1.5.0-py3-none-any.whl
   name: sensai-utils
   version: 1.5.0
diff --git a/prepare-api-docs/pixi.toml b/prepare-api-docs/pixi.toml
index 144800a..e836b6f 100644
--- a/prepare-api-docs/pixi.toml
+++ b/prepare-api-docs/pixi.toml
@@ -14,6 +14,7 @@ pixi-pycharm = ">=0.0.9,<0.0.10"
 beautifulsoup4 = ">=4.13.5,<5"
 markdownify = ">=1.1.0,<2"
 requests = ">=2.32.5,<3"
+"ruamel.yaml" = ">=0.18.15,<0.19"
 
 [pypi-dependencies]
 sensai-utils = ">=1.5.0, <2"
diff --git a/prepare-api-docs/prepare_api_docs.py b/prepare-api-docs/prepare_api_docs.py
index d5b5d98..dc7997d 100644
--- a/prepare-api-docs/prepare_api_docs.py
+++ b/prepare-api-docs/prepare_api_docs.py
@@ -1,9 +1,14 @@
+import dataclasses
 import os
+from dataclasses import dataclass
+from io import StringIO
 from pathlib import Path
 
 import requests
-from bs4 import BeautifulSoup
+from bs4 import BeautifulSoup, Tag
 from markdownify import MarkdownConverter
+from ruamel.yaml import YAML
+from ruamel.yaml.scalarstring import LiteralScalarString
 from sensai.util import logging
 
 log = logging.getLogger(__name__)
@@ -20,7 +25,7 @@ class PenpotAPIContentMarkdownConverter(MarkdownConverter):
         if "class" in node.attrs and "tsd-breadcrumb" in node.attrs["class"]:
             return ""
 
-        # convert h3 and h4 to plain text
+        # convert h5 and h4 to plain text
         if node.name in ["h5", "h4"]:
             return soup.get_text()
 
@@ -52,7 +57,9 @@ class PenpotAPIContentMarkdownConverter(MarkdownConverter):
 
         # convert <pre> blocks to markdown code blocks
         if node.name == "pre":
-            return f"\n```\n{text.strip()}\n```\n\n"
+            for button in soup.find_all("button"):
+                button.decompose()
+            return f"\n```\n{soup.get_text().strip()}\n```\n\n"
 
         # convert tsd-signature elements to code blocks, converting <br> to newlines
         if "class" in node.attrs and "tsd-signature" in node.attrs["class"]:
@@ -64,11 +71,53 @@ class PenpotAPIContentMarkdownConverter(MarkdownConverter):
         return super().process_tag(node, parent_tags=parent_tags)
 
 
+@dataclass
+class TypeInfo:
+    overview: str
+    """
+    the main type information, which contains all the declarations/signatures but no descriptions
+    """
+    members: dict[str, dict[str, str]]
+    """
+    mapping from member type (e.g. "Properties", "Methods") to a mapping of member name to markdown description
+    """
+
+
+class YamlConverter:
+    """Convert dictionaries to YAML with all strings in block literal style"""
+
+    def __init__(self):
+        self.yaml = YAML()
+        self.yaml.preserve_quotes = True
+        self.yaml.width = 4096  # Prevent line wrapping
+
+    def _convert_strings_to_block(self, obj):
+        if isinstance(obj, dict):
+            return {k: self._convert_strings_to_block(v) for k, v in obj.items()}
+        elif isinstance(obj, list):
+            return [self._convert_strings_to_block(item) for item in obj]
+        elif isinstance(obj, str):
+            return LiteralScalarString(obj)
+        else:
+            return obj
+
+    def to_yaml(self, data):
+        processed_data = self._convert_strings_to_block(data)
+        stream = StringIO()
+        self.yaml.dump(processed_data, stream)
+        return stream.getvalue()
+
+    def to_file(self, data, filepath):
+        processed_data = self._convert_strings_to_block(data)
+        with open(filepath, 'w', encoding='utf-8') as f:
+            self.yaml.dump(processed_data, f)
+
+
 class PenpotAPIDocsProcessor:
     def __init__(self):
         self.md_converter = PenpotAPIContentMarkdownConverter()
         self.base_url = "https://penpot-plugins-api-doc.pages.dev"
-        self.pages = {}
+        self.types: dict[str, TypeInfo] = {}
 
     def run(self, target_dir: str):
         os.makedirs(target_dir, exist_ok=True)
@@ -83,15 +132,16 @@ class PenpotAPIDocsProcessor:
         for link in links:
             href = link['href']
             if href.startswith("interfaces/") or href.startswith("types/"):
-                page_name = href.split("/")[-1].replace(".html", "")
-                log.info("Processing page: %s", page_name)
-                page_md = self._process_page(href)
+                type_name = href.split("/")[-1].replace(".html", "")
+                log.info("Processing page: %s", type_name)
+                type_info = self._process_page(href)
+                self.types[type_name] = type_info
 
-                # save to md file
-                md_path = os.path.abspath(os.path.join(target_dir, f"{page_name}.md"))
-                log.info("Writing %s", md_path)
-                with open(md_path, "w", encoding="utf-8") as f:
-                    f.write(page_md)
+        # save to yaml
+        yaml_path = os.path.join(target_dir, "api_types.yml")
+        log.info("Writing API type information to %s", yaml_path)
+        data_dict = {k: dataclasses.asdict(v) for k, v in self.types.items()}
+        YamlConverter().to_file(data_dict, yaml_path)
 
     def _fetch(self, rel_url: str) -> str:
         response = requests.get(f"{self.base_url}/{rel_url}")
@@ -100,18 +150,49 @@ class PenpotAPIDocsProcessor:
         html_content = response.text
         return html_content
 
-    def _process_page(self, rel_url: str):
+    def _html_to_markdown(self, html_content: str) -> str:
+        md = self.md_converter.convert(html_content)
+        md = md.replace("\xa0", " ")  # replace non-breaking spaces
+        return md.strip()
+
+    def _process_page(self, rel_url: str) -> TypeInfo:
         html_content = self._fetch(rel_url)
         soup = BeautifulSoup(html_content, "html.parser")
 
         content = soup.find(attrs={"class": "col-content"})
+        # full_text = self._html_to_markdown(str(content))
 
-        markdown = self.md_converter.convert(str(content))
-        return markdown
+        # extract individual members
+        members = {}
+        member_group_tags = []
+        for el in content.children:
+            if isinstance(el, Tag):
+                if "class" in el.attrs and "tsd-member-group" in el.attrs["class"]:
+                    member_group_tags.append(el)
+                    members_type = el.find("h2").get_text().strip()
+                    members_in_group = {}
+                    members[members_type] = members_in_group
+                    for member_tag in el.find_all(attrs={"class": "tsd-member"}):
+                        member_anchor = member_tag.find("a", attrs={"class": "tsd-anchor"}, recursive=False)
+                        member_name = member_anchor.attrs["id"]
+                        member_tag.find("h3").decompose()  # remove heading
+                        members_in_group[member_name] = self._html_to_markdown(str(member_tag))
+
+        # remove the member groups from the soup
+        for tag in member_group_tags:
+            tag.decompose()
+
+        # overview is what remains in content after removing member groups
+        overview = self._html_to_markdown(str(content))
+
+        return TypeInfo(
+            overview=overview,
+            members=members
+        )
 
 
 def main():
-    target_dir = Path(__file__).parent.parent / "mcp-server" / "data" / "api"
+    target_dir = Path(__file__).parent.parent / "mcp-server" / "data"
     PenpotAPIDocsProcessor().run(target_dir=str(target_dir))