diff --git a/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.test.tsx b/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.test.tsx
new file mode 100644
index 00000000000..4b3edaeb3d2
--- /dev/null
+++ b/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.test.tsx
@@ -0,0 +1,37 @@
+import { fireEvent, renderWithProviders, screen } from "../../../tests/test-utils";
+import { vi } from "vitest";
+import AdaptiveRoutingConfig from "./AdaptiveRoutingConfig";
+import { ComplexityRouterConfigValue } from "./ComplexityRouterConfig";
+
+const adaptiveValue: ComplexityRouterConfigValue = {
+  adaptive: true,
+  adaptive_eligible: "all",
+  tier_distance_penalty: 0.2,
+};
+
+describe("AdaptiveRoutingConfig", () => {
+  it("keeps the tier distance penalty empty while it is being edited, then commits the new penalty", () => {
+    const onChange = vi.fn();
+    renderWithProviders(<AdaptiveRoutingConfig value={adaptiveValue} onChange={onChange} />);
+
+    const input = screen.getByRole("spinbutton");
+    fireEvent.change(input, { target: { value: "" } });
+
+    expect(input).toHaveValue(null);
+    expect(onChange).not.toHaveBeenCalled();
+
+    fireEvent.change(input, { target: { value: "0.5" } });
+
+    expect(onChange).toHaveBeenCalledWith({ ...adaptiveValue, tier_distance_penalty: 0.5 });
+  });
+
+  it("restores the committed tier distance penalty after an empty field loses focus", () => {
+    renderWithProviders(<AdaptiveRoutingConfig value={adaptiveValue} onChange={vi.fn()} />);
+
+    const input = screen.getByRole("spinbutton");
+    fireEvent.change(input, { target: { value: "" } });
+    fireEvent.blur(input);
+
+    expect(input).toHaveValue(0.2);
+  });
+});
diff --git a/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.tsx b/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.tsx
index 84421cd5acb..b452e62dff1 100644
--- a/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/AdaptiveRoutingConfig.tsx
@@ -1,5 +1,5 @@
 import { Card, CardContent } from "@/components/ui/card";
-import { Input } from "@/components/ui/input";
+import { NumberInput } from "@/components/shared/NumberInput";
 import { Label } from "@/components/ui/label";
 import { RadioGroup, RadioGroupItem } from "@/components/ui/radio-group";
 import { Slider } from "@/components/ui/slider";
@@ -42,8 +42,8 @@ const AdaptiveRoutingConfig: React.FC<AdaptiveRoutingConfigProps> = ({ value, on
     onChange({ ...value, adaptive_eligible: eligible });
   };
 
-  const handleTierDistancePenaltyChange = (penalty: number | null) => {
-    onChange({ ...value, tier_distance_penalty: penalty ?? DEFAULT_TIER_DISTANCE_PENALTY });
+  const handleTierDistancePenaltyChange = (penalty: number) => {
+    onChange({ ...value, tier_distance_penalty: penalty });
   };
 
   return (
@@ -120,12 +120,9 @@ const AdaptiveRoutingConfig: React.FC<AdaptiveRoutingConfigProps> = ({ value, on
           {adaptiveEligible === "all" && (
             <div>
               <strong className="mb-1 block font-semibold">Tier Distance Penalty</strong>
-              <Input
-                type="number"
+              <NumberInput
                 value={tierDistancePenalty}
-                onChange={(event) =>
-                  handleTierDistancePenaltyChange(event.target.value === "" ? null : event.target.valueAsNumber)
-                }
+                onValueChange={handleTierDistancePenaltyChange}
                 min={0}
                 step={0.1}
                 className="w-full"
diff --git a/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.test.tsx b/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.test.tsx
index 2336e6faf43..f3c6806c056 100644
--- a/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.test.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.test.tsx
@@ -1,4 +1,4 @@
-import { renderWithProviders, screen } from "../../../tests/test-utils";
+import { fireEvent, renderWithProviders, screen } from "../../../tests/test-utils";
 import userEvent from "@testing-library/user-event";
 import { vi } from "vitest";
 import SemanticKeywordMatching from "./SemanticKeywordMatching";
@@ -44,6 +44,23 @@ describe("SemanticKeywordMatching", () => {
     expect(screen.getByText("An embedding model is required")).toBeInTheDocument();
   });
 
+  it("keeps the minimum match score empty while it is being edited, then commits the new score", () => {
+    const onMatchThresholdChange = vi.fn();
+    renderWithProviders(
+      <SemanticKeywordMatching {...baseProps} onMatchThresholdChange={onMatchThresholdChange} matchThreshold={0.5} />,
+    );
+
+    const input = screen.getByRole("spinbutton");
+    fireEvent.change(input, { target: { value: "" } });
+
+    expect(input).toHaveValue(null);
+    expect(onMatchThresholdChange).not.toHaveBeenCalled();
+
+    fireEvent.change(input, { target: { value: "0.8" } });
+
+    expect(onMatchThresholdChange).toHaveBeenCalledWith(0.8);
+  });
+
   it("hides the validation error once an embedding model is set", () => {
     renderWithProviders(
       <SemanticKeywordMatching {...baseProps} showValidationErrors={true} embeddingModel="voyage-3-5" />,
diff --git a/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.tsx b/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.tsx
index 0a5a9a5bfb6..d2094596534 100644
--- a/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/SemanticKeywordMatching.tsx
@@ -1,7 +1,7 @@
 import { Info } from "lucide-react";
 import { SimpleTooltip } from "@/components/ui/tooltip";
 import { SearchSelect } from "@/components/shared/SearchSelect";
-import { Input } from "@/components/ui/input";
+import { NumberInput } from "@/components/shared/NumberInput";
 import { Switch } from "@/components/ui/switch";
 import React from "react";
 import { ModelGroup } from "@/components/llm_calls/fetch_models";
@@ -74,12 +74,9 @@ const SemanticKeywordMatching: React.FC<SemanticKeywordMatchingProps> = ({
           </div>
           <div>
             <span className="mb-1 block text-sm font-medium">Minimum match score</span>
-            <Input
-              type="number"
+            <NumberInput
               value={matchThreshold}
-              onChange={(event) =>
-                onMatchThresholdChange(event.target.value === "" ? DEFAULT_MATCH_THRESHOLD : event.target.valueAsNumber)
-              }
+              onValueChange={onMatchThresholdChange}
               min={0}
               max={1}
               step={0.05}
diff --git a/ui/litellm-dashboard/src/components/shared/NumberInput.test.tsx b/ui/litellm-dashboard/src/components/shared/NumberInput.test.tsx
new file mode 100644
index 00000000000..063c507868f
--- /dev/null
+++ b/ui/litellm-dashboard/src/components/shared/NumberInput.test.tsx
@@ -0,0 +1,87 @@
+import { useState } from "react";
+import { fireEvent, render, screen } from "@testing-library/react";
+import { vi } from "vitest";
+import { NumberInput } from "./NumberInput";
+
+const STORED_VALUE = 3;
+
+const StatefulHarness = () => {
+  const [value, setValue] = useState(STORED_VALUE);
+  return (
+    <>
+      <NumberInput value={value} onValueChange={setValue} min={0} />
+      <output>{value}</output>
+    </>
+  );
+};
+
+describe("NumberInput", () => {
+  it("should report the typed number", () => {
+    const onValueChange = vi.fn();
+    render(<NumberInput value={3} onValueChange={onValueChange} />);
+
+    fireEvent.change(screen.getByRole("spinbutton"), { target: { value: "7" } });
+
+    expect(onValueChange).toHaveBeenCalledWith(7);
+  });
+
+  it("should commit nothing while the field holds no number", () => {
+    const onValueChange = vi.fn();
+    render(<NumberInput value={3} onValueChange={onValueChange} />);
+
+    fireEvent.change(screen.getByRole("spinbutton"), { target: { value: "" } });
+
+    expect(onValueChange).not.toHaveBeenCalled();
+  });
+
+  it("should stay empty once cleared, keeping the stored value untouched", () => {
+    render(<StatefulHarness />);
+    const input = screen.getByRole("spinbutton");
+
+    fireEvent.change(input, { target: { value: "" } });
+
+    expect(input).toHaveValue(null);
+    expect(screen.getByRole("status")).toHaveTextContent(String(STORED_VALUE));
+  });
+
+  it("should accept a fresh number typed into the cleared field", () => {
+    render(<StatefulHarness />);
+    const input = screen.getByRole("spinbutton");
+
+    fireEvent.change(input, { target: { value: "" } });
+    fireEvent.change(input, { target: { value: "5" } });
+
+    expect(input).toHaveValue(5);
+    expect(screen.getByRole("status")).toHaveTextContent("5");
+  });
+
+  it("should show the stored value again once the cleared field is blurred", () => {
+    render(<StatefulHarness />);
+    const input = screen.getByRole("spinbutton");
+
+    fireEvent.change(input, { target: { value: "" } });
+    fireEvent.blur(input);
+
+    expect(input).toHaveValue(STORED_VALUE);
+  });
+
+  it("should follow the parent value after the draft is committed", () => {
+    const { rerender } = render(<NumberInput value={3} onValueChange={vi.fn()} />);
+    const input = screen.getByRole("spinbutton");
+
+    fireEvent.change(input, { target: { value: "" } });
+    fireEvent.blur(input);
+    rerender(<NumberInput value={9} onValueChange={vi.fn()} />);
+
+    expect(input).toHaveValue(9);
+  });
+
+  it("should call a caller-supplied blur handler", () => {
+    const onBlur = vi.fn();
+    render(<NumberInput value={3} onValueChange={vi.fn()} onBlur={onBlur} />);
+
+    fireEvent.blur(screen.getByRole("spinbutton"));
+
+    expect(onBlur).toHaveBeenCalledTimes(1);
+  });
+});
diff --git a/ui/litellm-dashboard/src/components/shared/NumberInput.tsx b/ui/litellm-dashboard/src/components/shared/NumberInput.tsx
new file mode 100644
index 00000000000..0de5d7beb5b
--- /dev/null
+++ b/ui/litellm-dashboard/src/components/shared/NumberInput.tsx
@@ -0,0 +1,36 @@
+import * as React from "react";
+
+import { Input } from "@/components/ui/input";
+
+type NumberInputProps = Omit<React.ComponentProps<"input">, "type" | "value" | "onChange"> & {
+  value: number;
+  onValueChange: (value: number) => void;
+};
+
+const NumberInput = React.forwardRef<HTMLInputElement, NumberInputProps>(
+  ({ value, onValueChange, onBlur, ...props }, ref) => {
+    const [draft, setDraft] = React.useState<string | null>(null);
+
+    return (
+      <Input
+        {...props}
+        ref={ref}
+        type="number"
+        value={draft ?? String(value)}
+        onChange={(event) => {
+          setDraft(event.target.value);
+          if (!Number.isNaN(event.target.valueAsNumber)) {
+            onValueChange(event.target.valueAsNumber);
+          }
+        }}
+        onBlur={(event) => {
+          setDraft(null);
+          onBlur?.(event);
+        }}
+      />
+    );
+  },
+);
+NumberInput.displayName = "NumberInput";
+
+export { NumberInput };