diff --git a/mods/randomizer/CMakeLists.txt b/mods/randomizer/CMakeLists.txt
index e91e45a3f1..d040aa7a9f 100644
--- a/mods/randomizer/CMakeLists.txt
+++ b/mods/randomizer/CMakeLists.txt
@@ -85,6 +85,8 @@ set(RANDOMIZER_SOURCES
         src/verify_item_functions.cpp
         src/paths.cpp
         src/session.cpp
+        src/ui/config_store.cpp
+        src/ui/rando_seed_generation.cpp
 )
 
 # Embed the generator's YAML data into the mod library. Paths are relative to this
diff --git a/mods/randomizer/src/ui/config_store.cpp b/mods/randomizer/src/ui/config_store.cpp
new file mode 100644
index 0000000000..f14867efc9
--- /dev/null
+++ b/mods/randomizer/src/ui/config_store.cpp
@@ -0,0 +1,45 @@
+#include "config_store.hpp"
+
+#include <mods/svc/log.hpp>
+
+#include "../../generator/seedgen/seed.hpp"
+#include "../paths.hpp"
+
+namespace randomizer::ui {
+
+seedgen::config::Config& GetRandomizerConfig() {
+    static seedgen::config::Config s_config{paths::GetRandomizerSettingsPath(),
+                                            paths::GetRandomizerPreferencesPath()};
+    return s_config;
+}
+
+void SaveRandomizerConfig() {
+    GetRandomizerConfig().WriteToFile(paths::GetRandomizerSettingsPath(),
+                                      paths::GetRandomizerPreferencesPath());
+}
+
+seedgen::settings::Setting* FindSetting(const std::string& key) {
+    if (key.empty()) {
+        return nullptr;
+    }
+    auto& settings = GetRandomizerConfig().GetSettings();
+    auto& map = settings.GetMap();
+    auto it = map.find(key);
+    if (it == map.end()) {
+        mods::log::error("randomizer: failed to get settings key: {}", key);
+        return nullptr;
+    }
+    return &it->second;
+}
+
+bool TryCreateRandomSeed() {
+    auto& config = GetRandomizerConfig();
+    if (config.GetSeed().empty()) {
+        config.SetSeed(seedgen::seed::GenerateSeed());
+        SaveRandomizerConfig();
+        return true;
+    }
+    return false;
+}
+
+}  // namespace randomizer::ui
diff --git a/mods/randomizer/src/ui/config_store.hpp b/mods/randomizer/src/ui/config_store.hpp
new file mode 100644
index 0000000000..c0cd805a71
--- /dev/null
+++ b/mods/randomizer/src/ui/config_store.hpp
@@ -0,0 +1,15 @@
+#pragma once
+
+#include <string>
+
+#include "../../generator/seedgen/config.hpp"
+#include "../../generator/seedgen/settings.hpp"
+
+namespace randomizer::ui {
+
+seedgen::config::Config& GetRandomizerConfig();
+void SaveRandomizerConfig();
+seedgen::settings::Setting* FindSetting(const std::string& key);
+bool TryCreateRandomSeed();
+
+}  // namespace randomizer::ui
diff --git a/mods/randomizer/src/ui/rando_seed_generation.cpp b/mods/randomizer/src/ui/rando_seed_generation.cpp
new file mode 100644
index 0000000000..5daf9735d7
--- /dev/null
+++ b/mods/randomizer/src/ui/rando_seed_generation.cpp
@@ -0,0 +1,104 @@
+#include "rando_seed_generation.hpp"
+
+#include <mods/svc/log.hpp>
+
+#include "../session.hpp"
+#include "../randomizer_context.hpp"
+
+#include "m_Do/m_Do_audio.h"
+
+#include <thread>
+#include <atomic>
+#include <string>
+
+namespace randomizer::ui {
+enum class SeedGenerateStatus {
+    Ready,
+    Generating,
+    Success,
+    Error,
+};
+
+UiDialogHandle seedGenDialog{0};
+static std::atomic seedGenStatus = SeedGenerateStatus::Ready;
+static std::string generationStatusMsg{};
+
+void OnDialogActionOK(ModContext* ctx, UiDialogHandle dialogHandle, void*) {
+    mDoAud_seStartMenu(Z2SE_SY_MENU_BACK);
+    session::svc_mng.ui->dialog_close(ctx, dialogHandle);
+}
+
+static void StartSeedGeneration() {
+    if (GenerateAndWriteSeed(generationStatusMsg)) {
+        seedGenStatus.store(SeedGenerateStatus::Success);
+    } else {
+        seedGenStatus.store(SeedGenerateStatus::Error);
+    }
+
+    mods::log::debug("{}", generationStatusMsg);
+}
+
+static ModResult buildDialog() {
+    UiDialogDesc desc = UI_DIALOG_DESC_INIT;
+    desc.title = "Randomizer";
+    desc.body_rml = "Generating Seed...";
+    desc.icon = "verifying";
+    desc.variant = UI_DIALOG_NORMAL;
+
+    UiDialogAction action = {
+        .label = "OK",
+        .on_pressed = OnDialogActionOK,
+        .user_data = nullptr,
+        .keep_open = false,
+    };
+    desc.actions = &action;
+    desc.action_count = 1;
+
+    if (session::svc_mng.ui->dialog_push(session::svc_mng.mod_ctx, &desc, &seedGenDialog) != MOD_OK) {
+        mods::log::error("Failed to push dialog");
+        return MOD_ERROR;
+    }
+
+    return MOD_OK;
+}
+
+void GenerateRandomizerSeed() {
+    if (buildDialog() != MOD_OK) {
+        return;
+    }
+
+    // Start generation thread
+    seedGenStatus.store(SeedGenerateStatus::Generating);
+    std::thread rando_gen_thread(StartSeedGeneration);
+    rando_gen_thread.detach();
+}
+
+ModResult UpdateSeedGenerationDialog() {
+    if (seedGenDialog == 0) {
+        return MOD_OK;
+    }
+
+    auto curSeedGenStatus = seedGenStatus.load();
+
+    // Change the modal text if we've finished attempting to generate
+    if (curSeedGenStatus == SeedGenerateStatus::Success ||
+        curSeedGenStatus == SeedGenerateStatus::Error)
+    {
+        auto* ctx = session::svc_mng.mod_ctx;
+        auto* ui_svc = session::svc_mng.ui;
+
+        if (curSeedGenStatus == SeedGenerateStatus::Success) {
+            mDoAud_seStartMenu(Z2SE_SY_FILE_SAVE_OK);
+            ui_svc->dialog_set_icon(ctx, seedGenDialog, "celebration");
+        } else {
+            mDoAud_seStartMenu(Z2SE_SYS_RESULT_WRONG);
+            ui_svc->dialog_set_icon(ctx, seedGenDialog, "error");
+        }
+
+        ui_svc->dialog_set_body(ctx, seedGenDialog, generationStatusMsg.c_str());
+        seedGenStatus.store(SeedGenerateStatus::Ready);
+    }
+
+    return MOD_OK;
+}
+}
\ No newline at end of file
diff --git a/mods/randomizer/src/ui/rando_seed_generation.hpp b/mods/randomizer/src/ui/rando_seed_generation.hpp
new file mode 100644
index 0000000000..92df6e6937
--- /dev/null
+++ b/mods/randomizer/src/ui/rando_seed_generation.hpp
@@ -0,0 +1,10 @@
+#pragma once
+
+#include <mods/api.h>
+
+namespace randomizer::ui {
+
+void GenerateRandomizerSeed();
+ModResult UpdateSeedGenerationDialog();
+
+}