diff --git a/cli/conftest.py b/cli/conftest.py
index 5f78ff3ba35..06c0a0c6c64 100644
--- a/cli/conftest.py
+++ b/cli/conftest.py
@@ -43,7 +43,7 @@ PYPROJECT = """\
 [project]
 name = "{ext_name}"
 version = "0.0.1"
-requires-python = ">=3.10,<4"
+requires-python = ">=3.11,<4"
 dependencies = ["openbb-core"]
 
 [project.entry-points."openbb_core_extension"]
diff --git a/cli/openbb_cli/config/loader.py b/cli/openbb_cli/config/loader.py
index cad13003fa8..98f9bceebab 100644
--- a/cli/openbb_cli/config/loader.py
+++ b/cli/openbb_cli/config/loader.py
@@ -3,15 +3,10 @@
 from __future__ import annotations
 
 import os
-import sys
+import tomllib
 from pathlib import Path
 from typing import Any
 
-if sys.version_info >= (3, 11):  # pragma: no cover
-    import tomllib
-else:  # pragma: no cover
-    import tomli as tomllib
-
 DEFAULT_CONFIG_NAMES: tuple[str, ...] = ("openbb.toml", ".openbb.toml")
 PYPROJECT_NAME = "pyproject.toml"
 PYPROJECT_TABLE: tuple[str, ...] = ("tool", "openbb-cli")
diff --git a/cli/pyproject.toml b/cli/pyproject.toml
index d4c5e523ef4..77bdc8ef8cc 100644
--- a/cli/pyproject.toml
+++ b/cli/pyproject.toml
@@ -14,7 +14,6 @@ dependencies = [
     "openpyxl>=3.1.5,<4.0.0",
     "httpx>=0.28.0,<1.0.0",
     "pyyaml>=6.0",
-    "tomli>=2.0;python_version<'3.11'",
 ]
 
 [project.optional-dependencies]
diff --git a/cli/tests/test_config_loader.py b/cli/tests/test_config_loader.py
index 6ce7988e8e4..f7db14b99f7 100644
--- a/cli/tests/test_config_loader.py
+++ b/cli/tests/test_config_loader.py
@@ -213,10 +213,8 @@ def test_render_config_template_returns_valid_toml():
     rendered = loader.render_config_template()
     # Strip the all-comment lines so tomllib has something to parse — even
     # an empty result is fine; the assertion is "no parse error".
-    if loader.sys.version_info >= (3, 11):
-        import tomllib
-    else:  # pragma: no cover
-        import tomli as tomllib
+    import tomllib
+
     tomllib.loads(rendered)
 
 
diff --git a/cli/uv.lock b/cli/uv.lock
index f90d8ab1f0a..288f774a404 100644
--- a/cli/uv.lock
+++ b/cli/uv.lock
@@ -6,13 +6,13 @@ resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version == '3.13.*' and sys_platform == 'win32'",
-    "python_full_version == '3.12.*' and sys_platform == 'win32'",
-    "python_full_version < '3.12' and sys_platform == 'win32'",
     "python_full_version == '3.13.*' and sys_platform == 'emscripten'",
-    "python_full_version == '3.12.*' and sys_platform == 'emscripten'",
-    "python_full_version < '3.12' and sys_platform == 'emscripten'",
     "python_full_version == '3.13.*' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version == '3.12.*' and sys_platform == 'win32'",
+    "python_full_version == '3.12.*' and sys_platform == 'emscripten'",
     "python_full_version == '3.12.*' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version < '3.12' and sys_platform == 'win32'",
+    "python_full_version < '3.12' and sys_platform == 'emscripten'",
     "python_full_version < '3.12' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 
@@ -1514,10 +1514,10 @@ resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version == '3.13.*' and sys_platform == 'win32'",
-    "python_full_version == '3.12.*' and sys_platform == 'win32'",
     "python_full_version == '3.13.*' and sys_platform == 'emscripten'",
-    "python_full_version == '3.12.*' and sys_platform == 'emscripten'",
     "python_full_version == '3.13.*' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version == '3.12.*' and sys_platform == 'win32'",
+    "python_full_version == '3.12.*' and sys_platform == 'emscripten'",
     "python_full_version == '3.12.*' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/95/b0/c7453d0b6e2073c3264468b106ee1563750cecc910965e67357e3698c83e/numpy-2.5.4.tar.gz", hash = "sha256:9a94cf751c9ad8ebaa835bcd3d40dacf8534ad086b88c38029b65123c7999d2a", size = 20866315, upload-time = "2026-10-10T20:05:31.422Z" }
@@ -1647,7 +1647,6 @@ requires-dist = [
     { name = "pywry", marker = "extra == 'interactive'", specifier = ">=2.0.6" },
     { name = "pyyaml", specifier = ">=6.0" },
     { name = "rich", specifier = ">=14.0.0,<15.0.0" },
-    { name = "tomli", marker = "python_full_version < '3.11'", specifier = ">=2.0" },
 ]
 provides-extras = ["charting", "interactive", "all"]
 
@@ -2887,10 +2886,10 @@ resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version == '3.13.*' and sys_platform == 'win32'",
-    "python_full_version == '3.12.*' and sys_platform == 'win32'",
     "python_full_version == '3.13.*' and sys_platform == 'emscripten'",
-    "python_full_version == '3.12.*' and sys_platform == 'emscripten'",
     "python_full_version == '3.13.*' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version == '3.12.*' and sys_platform == 'win32'",
+    "python_full_version == '3.12.*' and sys_platform == 'emscripten'",
     "python_full_version == '3.12.*' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 dependencies = [
diff --git a/cookiecutter/tests/test_template.py b/cookiecutter/tests/test_template.py
index 2c9897089d4..9caf64956c3 100644
--- a/cookiecutter/tests/test_template.py
+++ b/cookiecutter/tests/test_template.py
@@ -3,6 +3,7 @@
 import shutil
 import subprocess
 import sys
+import tomllib
 from pathlib import Path
 
 import pytest
@@ -11,11 +12,6 @@ from cookiecutter.main import cookiecutter
 
 from openbb_cookiecutter import get_template_path
 
-if sys.version_info >= (3, 11):
-    import tomllib
-else:
-    import tomli as tomllib
-
 PACKAGE = "extension_template"
 
 
diff --git a/openbb_platform/core/integration/conftest.py b/openbb_platform/core/integration/conftest.py
index df03b23ca28..e1a7af55457 100644
--- a/openbb_platform/core/integration/conftest.py
+++ b/openbb_platform/core/integration/conftest.py
@@ -44,7 +44,7 @@ PYPROJECT = """\
 [project]
 name = "{ext_name}"
 version = "0.0.1"
-requires-python = ">=3.10,<4"
+requires-python = ">=3.11,<4"
 dependencies = ["openbb-core"]
 
 [project.entry-points."openbb_core_extension"]
diff --git a/openbb_platform/core/openbb_core/app/config/loader.py b/openbb_platform/core/openbb_core/app/config/loader.py
index 309aa9ea254..aa5003486a3 100644
--- a/openbb_platform/core/openbb_core/app/config/loader.py
+++ b/openbb_platform/core/openbb_core/app/config/loader.py
@@ -79,15 +79,10 @@ output for a fully documented version.
 from __future__ import annotations
 
 import os
-import sys
+import tomllib
 from pathlib import Path
 from typing import Any
 
-if sys.version_info >= (3, 11):  # pragma: no cover — version-conditional import
-    import tomllib
-else:  # pragma: no cover — exercised only on the 3.10 backport path
-    import tomli as tomllib
-
 from openbb_core.app.constants import OPENBB_DIRECTORY
 
 DEFAULT_CONFIG_NAMES: tuple[str, ...] = ("openbb.toml", ".openbb.toml")
diff --git a/openbb_platform/core/pyproject.toml b/openbb_platform/core/pyproject.toml
index 30b8be8918e..e6e45a2085f 100644
--- a/openbb_platform/core/pyproject.toml
+++ b/openbb_platform/core/pyproject.toml
@@ -19,7 +19,6 @@ dependencies = [
     "aiohttp>=3.14.2",
     "ruff>=0.15",
     "pyjwt>=2.13.0",
-    "tomli>=2.0.0; python_version<'3.11'",
 ]
 
 [project.optional-dependencies]
diff --git a/openbb_platform/core/tests/app/charting/conftest.py b/openbb_platform/core/tests/app/charting/conftest.py
index bb57c42a6e8..5cec3b8823e 100644
--- a/openbb_platform/core/tests/app/charting/conftest.py
+++ b/openbb_platform/core/tests/app/charting/conftest.py
@@ -137,7 +137,7 @@ ENGINE_METADATA = f"""\
 Metadata-Version: 2.1
 Name: {DIST_NAME}
 Version: {DIST_VERSION}
-Requires-Python: >=3.10,<4
+Requires-Python: >=3.11,<4
 Requires-Dist: openbb-core
 """
 
diff --git a/openbb_platform/core/uv.lock b/openbb_platform/core/uv.lock
index 2c6611a9d82..cbbe941952d 100644
--- a/openbb_platform/core/uv.lock
+++ b/openbb_platform/core/uv.lock
@@ -6,13 +6,13 @@ resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'win32'",
-    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'win32'",
-    "python_full_version < '3.11.5' and sys_platform == 'win32'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
-    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'emscripten'",
-    "python_full_version < '3.11.5' and sys_platform == 'emscripten'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'win32'",
+    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'emscripten'",
     "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version < '3.11.5' and sys_platform == 'win32'",
+    "python_full_version < '3.11.5' and sys_platform == 'emscripten'",
     "python_full_version < '3.11.5' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 
@@ -1532,10 +1532,10 @@ version = "2.4.6"
 source = { registry = "https://pypi.org/simple" }
 resolution-markers = [
     "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'win32'",
-    "python_full_version < '3.11.5' and sys_platform == 'win32'",
     "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'emscripten'",
-    "python_full_version < '3.11.5' and sys_platform == 'emscripten'",
     "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version < '3.11.5' and sys_platform == 'win32'",
+    "python_full_version < '3.11.5' and sys_platform == 'emscripten'",
     "python_full_version < '3.11.5' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/d0/ad/fed0499ce6a338d2a03ebae59cd15093910c8875328855781952abf6c2fe/numpy-2.4.6.tar.gz", hash = "sha256:f3a3570c4a2a16746ac2c31a7c7c7b0c186b95ce902e33db6f28094ed7387dda", size = 20735807, upload-time = "2026-05-18T23:37:14.07Z" }
@@ -1747,7 +1747,6 @@ requires-dist = [
     { name = "python-multipart", specifier = ">=0.0.29" },
     { name = "requests", specifier = ">=2.34.2" },
     { name = "ruff", specifier = ">=0.15" },
-    { name = "tomli", marker = "python_full_version < '3.11'", specifier = ">=2.0.0" },
     { name = "uuid7", specifier = ">=0.1.0" },
     { name = "uvicorn", specifier = ">=0.48.0" },
     { name = "websockets", specifier = ">=15.0" },
@@ -2716,10 +2715,10 @@ resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'win32'",
-    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'win32'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
-    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'emscripten'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
+    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'win32'",
+    "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform == 'emscripten'",
     "python_full_version >= '3.11.5' and python_full_version < '3.12' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/5e/77/2dcfa996b01702ab8fd0763d84098f6a640d6162a328f1c04c2697579a1a/soupsieve-3.0.3.tar.gz", hash = "sha256:7dcf6022eed0399eb9934a75e020148f7a2024c37b7dfcd3cf2c5505d69c364e", size = 115923, upload-time = "2026-10-12T13:21:17.696Z" }
diff --git a/openbb_platform/dev_install.py b/openbb_platform/dev_install.py
index 4cfb69feb1a..71b112c49bb 100644
--- a/openbb_platform/dev_install.py
+++ b/openbb_platform/dev_install.py
@@ -9,6 +9,7 @@ import shutil
 import subprocess
 import sys
 import time
+import tomllib
 from importlib.util import find_spec
 from pathlib import Path
 
@@ -94,15 +95,6 @@ def load_toml(path: Path) -> dict:
     dict
         The parsed document.
     """
-    if sys.version_info >= (3, 11):
-        import tomllib
-    else:
-        if find_spec("tomli") is None:
-            subprocess.run(
-                [*get_uv(), "pip", "install", "--python", sys.executable, "tomli>=2"],
-                check=True,
-            )
-        import tomli as tomllib
     return tomllib.loads(path.read_text(encoding="utf-8"))
 
 
diff --git a/openbb_platform/extensions/mcp_server/openbb_mcp_server/app/config.py b/openbb_platform/extensions/mcp_server/openbb_mcp_server/app/config.py
index d88af5834dc..f65fb876af8 100644
--- a/openbb_platform/extensions/mcp_server/openbb_mcp_server/app/config.py
+++ b/openbb_platform/extensions/mcp_server/openbb_mcp_server/app/config.py
@@ -55,14 +55,9 @@ def resolve_explicit_config_path(
 
 def _validate_explicit_toml(explicit_path: str) -> None:
     """Pre-parse the user-supplied config so malformed TOML fails loudly."""
-    import sys as _sys
+    import tomllib
     from pathlib import Path
 
-    if _sys.version_info >= (3, 11):  # pragma: no cover
-        import tomllib
-    else:  # pragma: no cover
-        import tomli as tomllib
-
     p = Path(explicit_path)
     if not p.is_file():
         return
diff --git a/openbb_platform/extensions/mcp_server/pyproject.toml b/openbb_platform/extensions/mcp_server/pyproject.toml
index b496c741cf7..a51323ffd92 100644
--- a/openbb_platform/extensions/mcp_server/pyproject.toml
+++ b/openbb_platform/extensions/mcp_server/pyproject.toml
@@ -10,7 +10,6 @@ dependencies = [
     "openbb-core>=2.0.1",
     "fastapi>=0.138.2",
     "fastmcp>=4.0.9",
-    "tomli>=2.0;python_version<'3.11'",
 ]
 
 [project.optional-dependencies]
diff --git a/openbb_platform/extensions/mcp_server/uv.lock b/openbb_platform/extensions/mcp_server/uv.lock
index c1a49e0ce04..b6366e150cc 100644
--- a/openbb_platform/extensions/mcp_server/uv.lock
+++ b/openbb_platform/extensions/mcp_server/uv.lock
@@ -6,12 +6,12 @@ resolution-markers = [
     "python_full_version >= '3.15' and sys_platform == 'emscripten'",
     "python_full_version >= '3.15' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version == '3.14.*' and sys_platform == 'emscripten'",
-    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
     "python_full_version == '3.14.*' and sys_platform != 'emscripten'",
+    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'win32'",
+    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version < '3.12' and sys_platform == 'win32'",
     "python_full_version < '3.12' and sys_platform == 'emscripten'",
-    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version < '3.12' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
 
@@ -1861,8 +1861,8 @@ resolution-markers = [
     "python_full_version >= '3.15' and sys_platform == 'emscripten'",
     "python_full_version >= '3.15' and sys_platform != 'emscripten' and sys_platform != 'win32'",
     "python_full_version == '3.14.*' and sys_platform == 'emscripten'",
-    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
     "python_full_version == '3.14.*' and sys_platform != 'emscripten'",
+    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'win32'",
     "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform != 'emscripten' and sys_platform != 'win32'",
 ]
@@ -2049,7 +2049,6 @@ requires-dist = [
     { name = "fastmcp", specifier = ">=4.0.9" },
     { name = "openbb-cli", marker = "extra == 'cli'", specifier = ">=2.0.1" },
     { name = "openbb-core", specifier = ">=2.0.1" },
-    { name = "tomli", marker = "python_full_version < '3.11'", specifier = ">=2.0" },
 ]
 provides-extras = ["cli"]
 
diff --git a/openbb_platform/extensions/platform_api/openbb_platform_api/app/config.py b/openbb_platform/extensions/platform_api/openbb_platform_api/app/config.py
index 436c8a41c52..6fe6a8e3425 100644
--- a/openbb_platform/extensions/platform_api/openbb_platform_api/app/config.py
+++ b/openbb_platform/extensions/platform_api/openbb_platform_api/app/config.py
@@ -127,14 +127,9 @@ def _validate_explicit_toml(explicit_path: str) -> None:
     Missing files are tolerated (cascade behavior) — only
     parse failures escalate.
     """
-    import sys as _sys
+    import tomllib
     from pathlib import Path
 
-    if _sys.version_info >= (3, 11):  # pragma: no cover — version-conditional
-        import tomllib
-    else:  # pragma: no cover — exercised only on the 3.10 backport path
-        import tomli as tomllib  # ty: ignore[unresolved-import]
-
     p = Path(explicit_path)
     if not p.is_file():
         return
diff --git a/openbb_platform/extensions/platform_api/pyproject.toml b/openbb_platform/extensions/platform_api/pyproject.toml
index 4efcc5f3297..005a4787cdc 100644
--- a/openbb_platform/extensions/platform_api/pyproject.toml
+++ b/openbb_platform/extensions/platform_api/pyproject.toml
@@ -9,8 +9,6 @@ requires-python = ">=3.11,<4"
 dependencies = [
     "openbb-core>=2.0.1",
     "deepdiff>=8.6.2",
-    # Backport of stdlib ``tomllib`` for py3.10.
-    "tomli>=2.0;python_version<'3.11'",
 ]
 
 [project.scripts]
diff --git a/openbb_platform/extensions/platform_api/uv.lock b/openbb_platform/extensions/platform_api/uv.lock
index 70c8a6bb93f..ad671101f10 100644
--- a/openbb_platform/extensions/platform_api/uv.lock
+++ b/openbb_platform/extensions/platform_api/uv.lock
@@ -3,8 +3,8 @@ revision = 3
 requires-python = ">=3.11, <4"
 resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'emscripten'",
-    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
     "python_full_version >= '3.14' and sys_platform != 'emscripten'",
+    "python_full_version >= '3.12' and python_full_version < '3.14' and sys_platform == 'emscripten'",
     "(python_full_version < '3.14' and sys_platform != 'emscripten') or (python_full_version < '3.12' and sys_platform == 'emscripten')",
 ]
 
@@ -1496,7 +1496,6 @@ dev = [
 requires-dist = [
     { name = "deepdiff", specifier = ">=8.6.2" },
     { name = "openbb-core", specifier = ">=2.0.1" },
-    { name = "tomli", marker = "python_full_version < '3.11'", specifier = ">=2.0" },
 ]
 
 [package.metadata.requires-dev]