diff --git a/src/config/types.memory.ts b/src/config/types.memory.ts
index 54581f65fac..fb78f0eaecf 100644
--- a/src/config/types.memory.ts
+++ b/src/config/types.memory.ts
@@ -20,6 +20,7 @@ export type MemoryQmdConfig = {
   update?: MemoryQmdUpdateConfig;
   limits?: MemoryQmdLimitsConfig;
   scope?: SessionSendPolicyConfig;
+  weights?: Record<string, number>;
 };
 
 export type MemoryQmdMcporterConfig = {
diff --git a/src/config/zod-schema.ts b/src/config/zod-schema.ts
index f8ad6bfcbc9..bed1e9ce494 100644
--- a/src/config/zod-schema.ts
+++ b/src/config/zod-schema.ts
@@ -108,6 +108,7 @@ const MemoryQmdSchema = z
     update: MemoryQmdUpdateSchema.optional(),
     limits: MemoryQmdLimitsSchema.optional(),
     scope: SessionSendPolicySchema.optional(),
+    weights: z.record(z.string(), z.number().positive()).optional(),
   })
   .strict();
 
diff --git a/src/memory/backend-config.ts b/src/memory/backend-config.ts
index da1c13819a3..174bd7a7518 100644
--- a/src/memory/backend-config.ts
+++ b/src/memory/backend-config.ts
@@ -67,6 +67,7 @@ export type ResolvedQmdConfig = {
   limits: ResolvedQmdLimitsConfig;
   includeDefaultMemory: boolean;
   scope?: SessionSendPolicyConfig;
+  weights?: Record<string, number>;
 };
 
 const DEFAULT_BACKEND: MemoryBackend = "builtin";
@@ -344,6 +345,7 @@ export function resolveMemoryBackendConfig(params: {
     },
     limits: resolveLimits(qmdCfg?.limits),
     scope: qmdCfg?.scope ?? DEFAULT_QMD_SCOPE,
+    weights: qmdCfg?.weights,
   };
 
   return {
diff --git a/src/memory/qmd-manager.ts b/src/memory/qmd-manager.ts
index 46a80156677..1f9d78c7c97 100644
--- a/src/memory/qmd-manager.ts
+++ b/src/memory/qmd-manager.ts
@@ -737,6 +737,10 @@ export class QmdMemoryManager implements MemorySearchManager {
       this.qmd.limits.maxResults,
       opts?.maxResults ?? this.qmd.limits.maxResults,
     );
+    // Fetch more results to allow for client-side re-ranking (weighting)
+    const hasWeights = this.qmd.weights && Object.keys(this.qmd.weights).length > 0;
+    const fetchLimit = hasWeights ? limit * 5 : limit;
+
     const collectionNames = this.listManagedCollectionNames();
     if (collectionNames.length === 0) {
       log.warn("qmd query skipped: no managed collections configured");
@@ -744,6 +748,8 @@ export class QmdMemoryManager implements MemorySearchManager {
     }
     const qmdSearchCommand = this.qmd.searchMode;
     const mcporterEnabled = this.qmd.mcporter.enabled;
+    // When weights are enabled, defer minScore filtering until after re-ranking
+    const upstreamMinScore = hasWeights ? 0 : (opts?.minScore ?? 0);
     const runSearchAttempt = async (
       allowMissingCollectionRepair: boolean,
     ): Promise<QmdQueryResult[]> => {
@@ -755,13 +761,12 @@ export class QmdMemoryManager implements MemorySearchManager {
               : qmdSearchCommand === "vsearch"
                 ? "vector_search"
                 : "deep_search";
-          const minScore = opts?.minScore ?? 0;
           if (collectionNames.length > 1) {
             return await this.runMcporterAcrossCollections({
               tool,
               query: trimmed,
-              limit,
-              minScore,
+              limit: fetchLimit,
+              minScore: upstreamMinScore,
               collectionNames,
             });
           }
@@ -769,8 +774,8 @@ export class QmdMemoryManager implements MemorySearchManager {
             mcporter: this.qmd.mcporter,
             tool,
             query: trimmed,
-            limit,
-            minScore,
+            limit: fetchLimit,
+            minScore: upstreamMinScore,
             collection: collectionNames[0],
             timeoutMs: this.qmd.limits.timeoutMs,
           });
@@ -778,12 +783,12 @@ export class QmdMemoryManager implements MemorySearchManager {
         if (collectionNames.length > 1) {
           return await this.runQueryAcrossCollections(
             trimmed,
-            limit,
+            fetchLimit,
             collectionNames,
             qmdSearchCommand,
           );
         }
-        const args = this.buildSearchArgs(qmdSearchCommand, trimmed, limit);
+        const args = this.buildSearchArgs(qmdSearchCommand, trimmed, fetchLimit);
         args.push(...this.buildCollectionFilterArgs(collectionNames));
         // Always scope to managed collections (default + custom). Even for `search`/`vsearch`,
         // pass collection filters; if a given QMD build rejects these flags, we fall back to `query`.
@@ -803,9 +808,14 @@ export class QmdMemoryManager implements MemorySearchManager {
           );
           try {
             if (collectionNames.length > 1) {
-              return await this.runQueryAcrossCollections(trimmed, limit, collectionNames, "query");
+              return await this.runQueryAcrossCollections(
+                trimmed,
+                fetchLimit,
+                collectionNames,
+                "query",
+              );
             }
-            const fallbackArgs = this.buildSearchArgs("query", trimmed, limit);
+            const fallbackArgs = this.buildSearchArgs("query", trimmed, fetchLimit);
             fallbackArgs.push(...this.buildCollectionFilterArgs(collectionNames));
             const fallback = await this.runQmd(fallbackArgs, {
               timeoutMs: this.qmd.limits.timeoutMs,
@@ -832,6 +842,8 @@ export class QmdMemoryManager implements MemorySearchManager {
       parsed = await runSearchAttempt(false);
     }
     const results: MemorySearchResult[] = [];
+    const weights = this.qmd.weights || {};
+
     for (const entry of parsed) {
       const docHints = this.normalizeDocHints({
         preferredCollection: entry.collection,
@@ -843,7 +855,18 @@ export class QmdMemoryManager implements MemorySearchManager {
       }
       const snippet = entry.snippet?.slice(0, this.qmd.limits.maxSnippetChars) ?? "";
       const lines = this.extractSnippetLines(snippet);
-      const score = typeof entry.score === "number" ? entry.score : 0;
+      let score = typeof entry.score === "number" ? entry.score : 0;
+
+      // Apply weights (first matching pattern wins)
+      if (hasWeights) {
+        for (const [pattern, weight] of Object.entries(weights)) {
+          if (this.matchesPath(doc.rel, pattern)) {
+            score *= weight;
+            break;
+          }
+        }
+      }
+
       const minScore = opts?.minScore ?? 0;
       if (score < minScore) {
         continue;
@@ -857,9 +880,44 @@ export class QmdMemoryManager implements MemorySearchManager {
         source: doc.source,
       });
     }
+
+    // Re-sort if weights were applied
+    if (hasWeights) {
+      results.sort((a, b) => b.score - a.score);
+    }
+
     return this.clampResultsByInjectedChars(this.diversifyResultsBySource(results, limit));
   }
 
+  private matchesPath(target: string, pattern: string): boolean {
+    // Simple glob matching
+    if (pattern === "**") {
+      return true;
+    }
+
+    // Handle "dir/**"
+    if (pattern.endsWith("/**")) {
+      const prefix = pattern.slice(0, -3);
+      return target.startsWith(prefix + "/") || target === prefix;
+    }
+
+    // Handle "**/*.md" or "**/foo"
+    if (pattern.startsWith("**/")) {
+      const rest = pattern.slice(3);
+      if (rest.startsWith("*")) {
+        return target.endsWith(rest.slice(1));
+      }
+      return target.endsWith("/" + rest) || target === rest;
+    }
+
+    // Handle "*.md"
+    if (pattern.startsWith("*")) {
+      return target.endsWith(pattern.slice(1));
+    }
+    // Exact match
+    return target === pattern;
+  }
+
   async sync(params?: {
     reason?: string;
     force?: boolean;