diff --git a/pkgs/development/python-modules/compressed-tensors/default.nix b/pkgs/development/python-modules/compressed-tensors/default.nix
new file mode 100644
index 000000000000..450b87278c0c
--- /dev/null
+++ b/pkgs/development/python-modules/compressed-tensors/default.nix
@@ -0,0 +1,66 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  pydantic,
+  torch,
+  transformers,
+  nbconvert,
+  nbformat,
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "compressed-tensors";
+  version = "0.9.1";
+  pyproject = true;
+
+  # Release on PyPI is missing the `utils` directory, which `setup.py` wants to import
+  src = fetchFromGitHub {
+    owner = "neuralmagic";
+    repo = pname;
+    tag = version;
+    hash = "sha256-AsbNFBvHxjiLl0T4JnQ5QrZdERUUYgS4iJvMRQytzN4=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    pydantic
+    torch
+    transformers
+  ];
+
+  doCheck = true;
+
+  pythonImportsCheck = [ "compressed_tensors" ];
+
+  nativeCheckInputs = [
+    nbconvert
+    nbformat
+    pytestCheckHook
+  ];
+
+  disabledTests = [
+    # these try to download models from HF Hub
+    "test_get_observer_token_count"
+    "test_kv_cache_quantization"
+    "test_target_prioritization"
+    "test_load_compressed_sharded"
+    "test_save_compressed_model"
+    "test_apply_tinyllama_dynamic_activations"
+  ];
+
+  disabledTestPaths = [
+    # these try to download models from HF Hub
+    "tests/test_quantization/lifecycle/test_apply.py"
+  ];
+
+  meta = with lib; {
+    description = "A safetensors extension to efficiently store sparse quantized tensors on disk";
+    homepage = "https://github.com/neuralmagic/compressed-tensors";
+    license = licenses.asl20;
+    maintainers = [ ];
+  };
+}
diff --git a/pkgs/development/python-modules/mistral-common/default.nix b/pkgs/development/python-modules/mistral-common/default.nix
new file mode 100644
index 000000000000..7c438e960d4d
--- /dev/null
+++ b/pkgs/development/python-modules/mistral-common/default.nix
@@ -0,0 +1,57 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+  poetry-core,
+  numpy,
+  pydantic,
+  jsonschema,
+  sentencepiece,
+  typing-extensions,
+  tiktoken,
+  pillow,
+  requests,
+}:
+
+buildPythonPackage rec {
+  pname = "mistral-common";
+  version = "1.5.2";
+  pyproject = true;
+
+  src = fetchPypi {
+    pname = "mistral_common";
+    inherit version;
+    hash = "sha256-nRFXsTdsSdNav8dD2+AITyyjezpavQPnQSdqG8ZshS8=";
+  };
+
+  # relax dependencies
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace-fail 'pillow = "^10.3.0"' 'pillow = ">=10.3.0"' \
+      --replace-fail 'tiktoken = "^0.7.0"' 'tiktoken = ">=0.7.0"' \
+  '';
+
+  build-system = [ poetry-core ];
+
+  dependencies = [
+    numpy
+    pydantic
+    jsonschema
+    sentencepiece
+    typing-extensions
+    tiktoken
+    pillow
+    requests
+  ];
+
+  doCheck = true;
+
+  pythonImportsCheck = [ "mistral_common" ];
+
+  meta = with lib; {
+    description = "mistral-common is a set of tools to help you work with Mistral models.";
+    homepage = "https://github.com/mistralai/mistral-common";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ bgamari ];
+  };
+}
diff --git a/pkgs/development/python-modules/partial-json-parser/default.nix b/pkgs/development/python-modules/partial-json-parser/default.nix
new file mode 100644
index 000000000000..f356e6e0a312
--- /dev/null
+++ b/pkgs/development/python-modules/partial-json-parser/default.nix
@@ -0,0 +1,42 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+  pdm-backend,
+  tqdm,
+  hypothesis,
+  pytest,
+}:
+
+buildPythonPackage rec {
+  pname = "partial-json-parser";
+  version = "0.2.1.1.post5";
+  pyproject = true;
+
+  src = fetchPypi {
+    pname = "partial_json_parser";
+    inherit version;
+    hash = "sha256-mScQrGfpCzZ5IdUnJ2mJKAQPdxO6fsszuWNx6nrsgso=";
+  };
+
+  build-system = [ pdm-backend ];
+
+  dependencies = [ ];
+
+  doCheck = true;
+
+  pythonImportsCheck = [ "partial_json_parser" ];
+
+  dev-dependencies = [
+    hypothesis
+    tqdm
+    pytest
+  ];
+
+  meta = with lib; {
+    description = "Parse partial JSON generated by LLM";
+    homepage = "https://github.com/promplate/partial-json-parser";
+    license = licenses.mit;
+    maintainers = [ ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 5c3dce22e736..c5515b993545 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2586,6 +2586,8 @@ self: super: with self; {
 
   compressed-rtf = callPackage ../development/python-modules/compressed-rtf { };
 
+  compressed-tensors = callPackage ../development/python-modules/compressed-tensors { };
+
   concurrent-log-handler = callPackage ../development/python-modules/concurrent-log-handler { };
 
   conda = callPackage ../development/python-modules/conda { };
@@ -8276,6 +8278,8 @@ self: super: with self; {
 
   mistletoe = callPackage ../development/python-modules/mistletoe { };
 
+  mistral-common = callPackage ../development/python-modules/mistral-common { };
+
   mistune = callPackage ../development/python-modules/mistune { };
 
   mitmproxy = callPackage ../development/python-modules/mitmproxy { };
@@ -10088,6 +10092,8 @@ self: super: with self; {
 
   partd = callPackage ../development/python-modules/partd { };
 
+  partial-json-parser = callPackage ../development/python-modules/partial-json-parser { };
+
   parts = callPackage ../development/python-modules/parts { };
 
   particle = callPackage ../development/python-modules/particle { };