diff --git a/apps/api/src/recommendation/routes/stellar/engine.ts b/apps/api/src/recommendation/routes/stellar/engine.ts
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index 0000000..4793644
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+++ b/apps/api/src/recommendation/routes/stellar/engine.ts
@@ -0,0 +1,23 @@
+import { StellarRoute, ScoredRoute, RouteRecommendationOptions } from "./types";
+import { scoreRoutes } from "./scorer";
+
+export class StellarRouteRecommendationEngine {
+  recommend(
+    routes: StellarRoute[],
+    options?: RouteRecommendationOptions
+  ): ScoredRoute[] {
+    if (!routes.length) return [];
+
+    const scored = scoreRoutes(routes, options);
+
+    return scored.sort((a, b) => b.score - a.score);
+  }
+
+  getBestRoute(
+    routes: StellarRoute[],
+    options?: RouteRecommendationOptions
+  ): ScoredRoute | null {
+    const ranked = this.recommend(routes, options);
+    return ranked[0] || null;
+  }
+}
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diff --git a/apps/api/src/recommendation/routes/stellar/index.ts b/apps/api/src/recommendation/routes/stellar/index.ts
new file mode 100644
index 0000000..01441e6
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+++ b/apps/api/src/recommendation/routes/stellar/index.ts
@@ -0,0 +1,3 @@
+export * from "./types";
+export * from "./engine";
+export * from "./scorer";
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diff --git a/apps/api/src/recommendation/routes/stellar/scorer.ts b/apps/api/src/recommendation/routes/stellar/scorer.ts
new file mode 100644
index 0000000..57b7562
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+++ b/apps/api/src/recommendation/routes/stellar/scorer.ts
@@ -0,0 +1,40 @@
+import { StellarRoute, RouteRecommendationOptions } from "./types";
+import { defaultWeights } from "./weights";
+
+function normalize(value: number, min: number, max: number) {
+  if (max === min) return 0;
+  return (value - min) / (max - min);
+}
+
+export function scoreRoutes(
+  routes: StellarRoute[],
+  options: RouteRecommendationOptions = {}
+) {
+  const weights = { ...defaultWeights, ...options };
+
+  const costs = routes.map(r => r.estimatedCost);
+  const times = routes.map(r => r.estimatedTimeMs);
+  const reliabilities = routes.map(r => r.reliability ?? 0.5);
+
+  const minCost = Math.min(...costs);
+  const maxCost = Math.max(...costs);
+
+  const minTime = Math.min(...times);
+  const maxTime = Math.max(...times);
+
+  return routes.map(route => {
+    const costScore = 1 - normalize(route.estimatedCost, minCost, maxCost);
+    const speedScore = 1 - normalize(route.estimatedTimeMs, minTime, maxTime);
+    const reliabilityScore = route.reliability ?? 0.5;
+
+    const score =
+      costScore * weights.weightCost +
+      speedScore * weights.weightSpeed +
+      reliabilityScore * weights.weightReliability;
+
+    return {
+      ...route,
+      score,
+    };
+  });
+}
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diff --git a/apps/api/src/recommendation/routes/stellar/types.ts b/apps/api/src/recommendation/routes/stellar/types.ts
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index 0000000..dff61f5
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+++ b/apps/api/src/recommendation/routes/stellar/types.ts
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+export type StellarRoute = {
+  id: string;
+  path: string[]; // hops between bridges/nodes
+  estimatedTimeMs: number;
+  estimatedCost: number; // fees or slippage
+  reliability?: number; // optional 0-1 score
+};
+
+export type ScoredRoute = StellarRoute & {
+  score: number;
+};
+
+export type RouteRecommendationOptions = {
+  weightCost?: number;
+  weightSpeed?: number;
+  weightReliability?: number;
+};
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diff --git a/apps/api/src/recommendation/routes/stellar/weights.ts b/apps/api/src/recommendation/routes/stellar/weights.ts
new file mode 100644
index 0000000..630aaa2
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+++ b/apps/api/src/recommendation/routes/stellar/weights.ts
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+import { RouteRecommendationOptions } from "./types";
+
+export const defaultWeights: Required<RouteRecommendationOptions> = {
+  weightCost: 0.5,
+  weightSpeed: 0.4,
+  weightReliability: 0.1,
+};
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