gpt4all{,-cuda}: drop (#563169)

pkgs/by-name/gp/gpt4all/embedding-local.patch

@@ -1,53 +0,0 @@
-commit 425b33877c819dd88f3692aae37452c767371f6b
-Author: Simon Gardling <titaniumtown@proton.me>
-Date:   Thu Sep 19 10:00:39 2024 -0400
-
-    use locally downloaded embeddings
-
-diff --git a/gpt4all-chat/CMakeLists.txt b/gpt4all-chat/CMakeLists.txt
-index 900307ae..802fc31a 100644
---- a//CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -120,6 +120,7 @@ elseif (APPLE)
- endif()
- 
- # Embedding model
-+#[[
- set(LOCAL_EMBEDDING_MODEL "nomic-embed-text-v1.5.f16.gguf")
- set(LOCAL_EMBEDDING_MODEL_MD5 "a5401e7f7e46ed9fcaed5b60a281d547")
- set(LOCAL_EMBEDDING_MODEL_PATH "${CMAKE_BINARY_DIR}/resources/${LOCAL_EMBEDDING_MODEL}")
-@@ -134,6 +135,7 @@ message(STATUS "Embedding model downloaded to ${LOCAL_EMBEDDING_MODEL_PATH}")
- if (APPLE)
-     list(APPEND CHAT_EXE_RESOURCES "${LOCAL_EMBEDDING_MODEL_PATH}")
- endif()
-+]]
- 
- set(QAPPLICATION_CLASS QGuiApplication)
- add_subdirectory(deps/SingleApplication)
-@@ -348,11 +350,13 @@ if (LLMODEL_CUDA)
-     endif()
- endif()
- 
-+#[[
- if (NOT APPLE)
-     install(FILES "${LOCAL_EMBEDDING_MODEL_PATH}"
-             DESTINATION resources
-             COMPONENT ${COMPONENT_NAME_MAIN})
- endif()
-+]]
- 
- set(CPACK_GENERATOR "IFW")
- set(CPACK_VERBATIM_VARIABLES YES)
-diff --git a/gpt4all-chat/src/embllm.cpp b/gpt4all-chat/src/embllm.cpp
-index 81b1e9e1..e3266cc7 100644
---- a/src/embllm.cpp
-+++ b/src/embllm.cpp
-@@ -84,7 +84,7 @@ bool EmbeddingLLMWorker::loadModel()
- 
-     QString filePath = embPathFmt.arg(QCoreApplication::applicationDirPath(), LOCAL_EMBEDDING_MODEL);
-     if (!QFileInfo::exists(filePath)) {
--        qWarning() << "embllm WARNING: Local embedding model not found";
-+        qWarning() << "embllm WARNING: Local embedding model not found: " << filePath;
-         return false;
-     }
- 

pkgs/by-name/gp/gpt4all/package.nix

@@ -1,114 +0,0 @@
-{
-  lib,
-  config,
-  stdenv,
-  fetchFromGitHub,
-  fetchurl,
-  cmake,
-  qt6,
-  duckx,
-  fmt,
-  shaderc,
-  vulkan-headers,
-  wayland,
-  cudaSupport ? config.cudaSupport,
-  cudaPackages ? { },
-  autoAddDriverRunpath,
-}:
-
-stdenv.mkDerivation (finalAttrs: {
-  pname = "gpt4all";
-  version = "3.10.0";
-
-  src = fetchFromGitHub {
-    fetchSubmodules = true;
-    hash = "sha256-OAD/uSCL/3OXmYVG+iGJK4zD2s0dDaPf59DF23AbSFU=";
-    owner = "nomic-ai";
-    repo = "gpt4all";
-    tag = "v${finalAttrs.version}";
-  };
-
-  embed_model = fetchurl {
-    url = "https://gpt4all.io/models/gguf/nomic-embed-text-v1.5.f16.gguf";
-    hash = "sha256-969vZoAvTfhu2hD+m7z8dcOVYr7Ujvas5xmiUc8cL9s=";
-  };
-
-  patches = [
-    ./embedding-local.patch
-  ];
-
-  postPatch = ''
-    substituteInPlace CMakeLists.txt \
-      --replace-fail "duckx::duckx QXlsx" "duckx QXlsx"
-  '';
-
-  sourceRoot = "${finalAttrs.src.name}/gpt4all-chat";
-
-  nativeBuildInputs = [
-    cmake
-    qt6.wrapQtAppsHook
-  ]
-  ++ lib.optionals cudaSupport [
-    cudaPackages.cuda_nvcc
-    autoAddDriverRunpath
-  ];
-
-  buildInputs = [
-    duckx
-    fmt
-    qt6.qt5compat
-    qt6.qtbase
-    qt6.qtdeclarative
-    qt6.qthttpserver
-    qt6.qtsvg
-    qt6.qttools
-    qt6.qtwayland
-    qt6.qtwebengine
-    shaderc
-    vulkan-headers
-    wayland
-  ]
-  ++ lib.optionals cudaSupport (
-    with cudaPackages;
-    [
-      cccl
-      cuda_cudart
-      libcublas
-    ]
-  );
-
-  cmakeFlags = [
-    (lib.cmakeBool "KOMPUTE_OPT_USE_BUILT_IN_VULKAN_HEADER" false)
-    (lib.cmakeBool "KOMPUTE_OPT_DISABLE_VULKAN_VERSION_CHECK" true)
-    (lib.cmakeBool "KOMPUTE_OPT_USE_BUILT_IN_FMT" false)
-
-    # https://github.com/NixOS/nixpkgs/issues/298997
-    # https://github.com/nomic-ai/gpt4all/issues/3468
-    (lib.cmakeBool "LLMODEL_KOMPUTE" false)
-  ]
-  ++ lib.optionals (!cudaSupport) [
-    (lib.cmakeBool "LLMODEL_CUDA" false)
-  ];
-
-  postInstall = ''
-    rm -rf $out/include
-    rm -rf $out/lib/*.a
-    mv $out/bin/chat $out/bin/${finalAttrs.meta.mainProgram}
-    install -D ${finalAttrs.embed_model} $out/resources/nomic-embed-text-v1.5.f16.gguf
-    install -m 444 -D $src/gpt4all-chat/flatpak-manifest/io.gpt4all.gpt4all.desktop $out/share/applications/io.gpt4all.gpt4all.desktop
-    install -m 444 -D $src/gpt4all-chat/icons/nomic_logo.svg $out/share/icons/hicolor/scalable/apps/io.gpt4all.gpt4all.svg
-    substituteInPlace $out/share/applications/io.gpt4all.gpt4all.desktop \
-      --replace-fail 'Exec=chat' 'Exec=${finalAttrs.meta.mainProgram}'
-  '';
-
-  meta = {
-    changelog = "https://github.com/nomic-ai/gpt4all/releases/tag/v${finalAttrs.version}";
-    description = "Free-to-use, locally running, privacy-aware chatbot. No GPU or internet required";
-    homepage = "https://github.com/nomic-ai/gpt4all";
-    license = lib.licenses.mit;
-    mainProgram = "gpt4all";
-    maintainers = with lib.maintainers; [
-      titaniumtown
-    ];
-  };
-})

pkgs/top-level/aliases.nix

@@ -1078,6 +1078,8 @@ mapAliases {
   gphotos-sync = throw "'gphotos-sync' has been removed, as it was archived upstream due to API changes that ceased its functions"; # Added 2025-11-06
   gprbuild-boot = throw "'gprbuild-boot' has been renamed to/replaced by 'gnatPackages.gprbuild-boot'"; # Converted to throw 2025-10-27
   gpredict-unstable = throw "'gpredict-unstable' has been removed, as it was behind 'gpredict'"; # Added 2026-04-29
+  gpt4all = throw "'gpt4all' has been removed because it is broken and unmaintained upstream"; # Added 2026-09-14
+  gpt4all-cuda = throw "'gpt4all-cuda' has been removed because it is broken and unmaintained upstream"; # Added 2026-09-14
   gpt-box = throw "'gpt-box' has been removed, as it is unmaintained"; # Added 2026-01-25
   gpxsee-qt5 = throw "gpxsee-qt5 was removed, use gpxsee instead"; # Added 2025-09-09
   gpxsee-qt6 = gpxsee; # Added 2025-09-09

pkgs/top-level/all-packages.nix

@@ -2123,10 +2123,6 @@ with pkgs;
 
   gdown = with python3Packages; toPythonApplication gdown;
 
-  gpt4all-cuda = gpt4all.override {
-    cudaSupport = true;
-  };
-
   gprof2dot = with python3Packages; toPythonApplication gprof2dot;
 
   grails = callPackage ../development/web/grails { jdk = null; };