diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 8de56a967..1e0d86600 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -1030,9 +1030,9 @@ dependencies = [
 
 [[package]]
 name = "dlopen2"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e1297103d2bbaea85724fcee6294c2d50b1081f9ad47d0f6f6f61eda65315a6"
+checksum = "b54f373ccf864bf587a89e880fb7610f8d73f3045f13580948ccbcaff26febff"
 dependencies = [
  "dlopen2_derive",
  "libc",
@@ -2946,6 +2946,16 @@ dependencies = [
  "objc2-core-foundation",
 ]
 
+[[package]]
+name = "objc2-javascript-core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9052cb1bb50a4c161d934befcf879526fb87ae9a68858f241e693ca46225cf5a"
+dependencies = [
+ "objc2 0.6.1",
+ "objc2-core-foundation",
+]
+
 [[package]]
 name = "objc2-metal"
 version = "0.2.2"
@@ -2994,6 +3004,17 @@ dependencies = [
  "objc2-foundation 0.3.1",
 ]
 
+[[package]]
+name = "objc2-security"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1f8e0ef3ab66b08c42644dcb34dba6ec0a574bbd8adbb8bdbdc7a2779731a44"
+dependencies = [
+ "bitflags 2.9.1",
+ "objc2 0.6.1",
+ "objc2-core-foundation",
+]
+
 [[package]]
 name = "objc2-ui-kit"
 version = "0.3.1"
@@ -3018,6 +3039,8 @@ dependencies = [
  "objc2-app-kit",
  "objc2-core-foundation",
  "objc2-foundation 0.3.1",
+ "objc2-javascript-core",
+ "objc2-security",
 ]
 
 [[package]]
@@ -4468,9 +4491,9 @@ dependencies = [
 
 [[package]]
 name = "serialize-to-javascript"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9823f2d3b6a81d98228151fdeaf848206a7855a7a042bbf9bf870449a66cafb"
+checksum = "04f3666a07a197cdb77cdf306c32be9b7f598d7060d50cfd4d5aa04bfd92f6c5"
 dependencies = [
  "serde",
  "serde_json",
@@ -4479,13 +4502,13 @@ dependencies = [
 
 [[package]]
 name = "serialize-to-javascript-impl"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74064874e9f6a15f04c1f3cb627902d0e6b410abbf36668afa873c61889f1763"
+checksum = "772ee033c0916d670af7860b6e1ef7d658a4629a6d0b4c8c3e67f09b3765b75d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn 2.0.104",
 ]
 
 [[package]]
@@ -4869,11 +4892,12 @@ dependencies = [
 
 [[package]]
 name = "tao"
-version = "0.34.0"
+version = "0.34.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49c380ca75a231b87b6c9dd86948f035012e7171d1a7c40a9c2890489a7ffd8a"
+checksum = "959469667dbcea91e5485fc48ba7dd6023face91bb0f1a14681a70f99847c3f7"
 dependencies = [
  "bitflags 2.9.1",
+ "block2 0.6.1",
  "core-foundation 0.10.1",
  "core-graphics",
  "crossbeam-channel",
@@ -4942,12 +4966,13 @@ checksum = "61c41af27dd6d1e27b1b16b489db798443478cef1f06a660c96db617ba5de3b1"
 
 [[package]]
 name = "tauri"
-version = "2.7.0"
+version = "2.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "352a4bc7bf6c25f5624227e3641adf475a6535707451b09bb83271df8b7a6ac7"
+checksum = "d4d1d3b3dc4c101ac989fd7db77e045cc6d91a25349cd410455cb5c57d510c1c"
 dependencies = [
  "anyhow",
  "bytes",
+ "cookie",
  "dirs",
  "dunce",
  "embed_plist",
@@ -4966,6 +4991,7 @@ dependencies = [
  "objc2-app-kit",
  "objc2-foundation 0.3.1",
  "objc2-ui-kit",
+ "objc2-web-kit",
  "percent-encoding",
  "plist",
  "raw-window-handle",
@@ -4993,9 +5019,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-build"
-version = "2.3.1"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "182d688496c06bf08ea896459bf483eb29cdff35c1c4c115fb14053514303064"
+checksum = "9c432ccc9ff661803dab74c6cd78de11026a578a9307610bbc39d3c55be7943f"
 dependencies = [
  "anyhow",
  "cargo_toml",
@@ -5009,15 +5035,15 @@ dependencies = [
  "serde_json",
  "tauri-utils",
  "tauri-winres",
- "toml 0.8.23",
+ "toml 0.9.5",
  "walkdir",
 ]
 
 [[package]]
 name = "tauri-codegen"
-version = "2.3.1"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b54a99a6cd8e01abcfa61508177e6096a4fe2681efecee9214e962f2f073ae4a"
+checksum = "1ab3a62cf2e6253936a8b267c2e95839674e7439f104fa96ad0025e149d54d8a"
 dependencies = [
  "base64 0.22.1",
  "ico",
@@ -5041,9 +5067,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-macros"
-version = "2.3.2"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7945b14dc45e23532f2ded6e120170bbdd4af5ceaa45784a6b33d250fbce3f9e"
+checksum = "4368ea8094e7045217edb690f493b55b30caf9f3e61f79b4c24b6db91f07995e"
 dependencies = [
  "heck 0.5.0",
  "proc-macro2",
@@ -5055,9 +5081,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-plugin"
-version = "2.3.1"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5bd5c1e56990c70a906ef67a9851bbdba9136d26075ee9a2b19c8b46986b3e02"
+checksum = "9946a3cede302eac0c6eb6c6070ac47b1768e326092d32efbb91f21ed58d978f"
 dependencies = [
  "anyhow",
  "glob",
@@ -5066,17 +5092,18 @@ dependencies = [
  "serde",
  "serde_json",
  "tauri-utils",
- "toml 0.8.23",
+ "toml 0.9.5",
  "walkdir",
 ]
 
 [[package]]
 name = "tauri-plugin-deep-link"
-version = "2.4.1"
+version = "2.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fec67f32d7a06d80bd3dc009fdb678c35a66116d9cb8cd2bb32e406c2b5bbd2"
+checksum = "cd67112fb1131834c2a7398ffcba520dbbf62c17de3b10329acd1a3554b1a9bb"
 dependencies = [
  "dunce",
+ "plist",
  "rust-ini",
  "serde",
  "serde_json",
@@ -5237,9 +5264,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-plugin-os"
-version = "2.3.0"
+version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05bccb4c6de4299beec5a9b070878a01bce9e2c945aa7a75bcea38bcba4c675d"
+checksum = "77a1c77ebf6f20417ab2a74e8c310820ba52151406d0c80fbcea7df232e3f6ba"
 dependencies = [
  "gethostname",
  "log",
@@ -5276,9 +5303,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-plugin-single-instance"
-version = "2.3.2"
+version = "2.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50a0e5a4ce43cb3a733c3aef85e8478bc769dac743c615e26639cbf5d953faf7"
+checksum = "fb9cac815bf11c4a80fb498666bcdad66d65b89e3ae24669e47806febb76389c"
 dependencies = [
  "serde",
  "serde_json",
@@ -5340,9 +5367,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-runtime"
-version = "2.7.1"
+version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b1cc885be806ea15ff7b0eb47098a7b16323d9228876afda329e34e2d6c4676"
+checksum = "d4cfc9ad45b487d3fded5a4731a567872a4812e9552e3964161b08edabf93846"
 dependencies = [
  "cookie",
  "dpi",
@@ -5351,20 +5378,23 @@ dependencies = [
  "jni",
  "objc2 0.6.1",
  "objc2-ui-kit",
+ "objc2-web-kit",
  "raw-window-handle",
  "serde",
  "serde_json",
  "tauri-utils",
  "thiserror 2.0.12",
  "url",
+ "webkit2gtk",
+ "webview2-com",
  "windows 0.61.3",
 ]
 
 [[package]]
 name = "tauri-runtime-wry"
-version = "2.7.2"
+version = "2.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe653a2fbbef19fe898efc774bc52c8742576342a33d3d028c189b57eb1d2439"
+checksum = "c1fe9d48bd122ff002064e88cfcd7027090d789c4302714e68fcccba0f4b7807"
 dependencies = [
  "gtk",
  "http 1.3.1",
@@ -5389,9 +5419,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-utils"
-version = "2.6.0"
+version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9330c15cabfe1d9f213478c9e8ec2b0c76dab26bb6f314b8ad1c8a568c1d186e"
+checksum = "41a3852fdf9a4f8fbeaa63dc3e9a85284dd6ef7200751f0bd66ceee30c93f212"
 dependencies = [
  "anyhow",
  "cargo_metadata",
@@ -5417,7 +5447,7 @@ dependencies = [
  "serde_with",
  "swift-rs",
  "thiserror 2.0.12",
- "toml 0.8.23",
+ "toml 0.9.5",
  "url",
  "urlpattern",
  "uuid",
@@ -6921,14 +6951,15 @@ checksum = "ea2f10b9bb0928dfb1b42b65e1f9e36f7f54dbdf08457afefb38afcdec4fa2bb"
 
 [[package]]
 name = "wry"
-version = "0.52.1"
+version = "0.53.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12a714d9ba7075aae04a6e50229d6109e3d584774b99a6a8c60de1698ca111b9"
+checksum = "31f0e9642a0d061f6236c54ccae64c2722a7879ad4ec7dff59bd376d446d8e90"
 dependencies = [
  "base64 0.22.1",
  "block2 0.6.1",
  "cookie",
  "crossbeam-channel",
+ "dirs",
  "dpi",
  "dunce",
  "gdkx11",
diff --git a/web-app/src/containers/dialogs/AddEditAssistant.tsx b/web-app/src/containers/dialogs/AddEditAssistant.tsx
index 6a74f8bcd..328064e48 100644
--- a/web-app/src/containers/dialogs/AddEditAssistant.tsx
+++ b/web-app/src/containers/dialogs/AddEditAssistant.tsx
@@ -63,7 +63,7 @@ export default function AddEditAssistant({
   const emojiPickerRef = useRef<HTMLDivElement>(null)
   const emojiPickerTriggerRef = useRef<HTMLDivElement>(null)
   const [nameError, setNameError] = useState<string | null>(null)
-  const [toolSteps, setToolSteps] = useState(20)
+  const [toolStepsInput, setToolStepsInput] = useState('20')
 
   // Handle click outside emoji picker or trigger
   useEffect(() => {
@@ -95,7 +95,7 @@ export default function AddEditAssistant({
       setDescription(initialData.description)
       setInstructions(initialData.instructions)
       setShowEmojiPicker(false)
-      setToolSteps(initialData.tool_steps ?? 20)
+      setToolStepsInput(String(initialData.tool_steps ?? 20))
 
       // Convert parameters object to arrays of keys and values
       const keys = Object.keys(initialData.parameters || {})
@@ -128,7 +128,7 @@ export default function AddEditAssistant({
     setParamsTypes(['string'])
     setNameError(null)
     setShowEmojiPicker(false)
-    setToolSteps(20)
+    setToolStepsInput('20')
   }
 
   const handleParameterChange = (
@@ -145,7 +145,8 @@ export default function AddEditAssistant({
 
       // Convert value based on parameter type
       if (paramsTypes[index] === 'number' && typeof value === 'string') {
-        newValues[index] = value === '' ? '' : Number(value)
+        // Preserve raw string while typing (e.g., "0."), convert on save
+        newValues[index] = value
       } else if (
         paramsTypes[index] === 'boolean' &&
         typeof value === 'boolean'
@@ -212,11 +213,17 @@ export default function AddEditAssistant({
     // Convert parameters arrays to object
     const parameters: Record<string, unknown> = {}
     paramsKeys.forEach((key, index) => {
-      if (key) {
-        parameters[key] = paramsValues[index]
+      if (!key) return
+      const value = paramsValues[index]
+      if (paramsTypes[index] === 'number') {
+        const parsed = Number(value as string)
+        parameters[key] = isNaN(parsed) ? 0 : parsed
+      } else {
+        parameters[key] = value
       }
     })
 
+    const parsedToolSteps = Number(toolStepsInput)
     const assistant: Assistant = {
       avatar,
       id: initialData?.id || Math.random().toString(36).substring(7),
@@ -225,7 +232,7 @@ export default function AddEditAssistant({
       description,
       instructions,
       parameters: parameters || {},
-      tool_steps: toolSteps,
+      tool_steps: isNaN(parsedToolSteps) ? 20 : parsedToolSteps,
     }
     onSave(assistant)
     onOpenChange(false)
@@ -350,13 +357,12 @@ export default function AddEditAssistant({
                 <p className="text-sm">{t('assistants:maxToolSteps')}</p>
               </div>
               <Input
-                value={toolSteps}
+                value={toolStepsInput}
                 type="number"
                 min={0}
+                step="any"
                 onChange={(e) => {
-                  const newSteps = e.target.value
-                  const stepNumber = Number(newSteps)
-                  setToolSteps(isNaN(stepNumber) ? 20 : stepNumber)
+                  setToolStepsInput(e.target.value)
                 }}
                 placeholder="20"
                 className="w-18 text-right"
@@ -552,6 +558,7 @@ export default function AddEditAssistant({
                         handleParameterChange(index, e.target.value, 'value')
                       }
                       type={paramsTypes[index] === 'number' ? 'number' : 'text'}
+                      step={paramsTypes[index] === 'number' ? 'any' : undefined}
                       placeholder={t('assistants:value')}
                       className="sm:flex-1 h-[36px] w-full"
                     />