diff --git a/package.json b/package.json
index f4f1dff..f389e1e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.15.21",
+  "version": "0.15.22-rc.0",
   "description": "Orion Protocol SDK",
   "main": "./lib/esm/index.js",
   "module": "./lib/esm/index.js",
diff --git a/src/services/OrionAggregator/schemas/swapInfoSchema.ts b/src/services/OrionAggregator/schemas/swapInfoSchema.ts
index aa0c506..029bc16 100644
--- a/src/services/OrionAggregator/schemas/swapInfoSchema.ts
+++ b/src/services/OrionAggregator/schemas/swapInfoSchema.ts
@@ -20,6 +20,20 @@ const swapInfoBase = z.object({
   minAmountOut: z.number(),
   minAmountIn: z.number(),
   marketPrice: z.number().nullable(), // spending asset market price
+  alternatives: z.object({ // execution alternatives
+    exchanges: z.string().array(),
+    path: z.object({
+      units: z.object({
+        assetPair: z.string(),
+        action: z.string(),
+      }).array(),
+    }),
+    marketAmountOut: z.number().nullable(),
+    marketAmountIn: z.number().nullable(),
+    marketPrice: z.number(),
+    availableAmountIn: z.number().nullable(),
+    availableAmountOut: z.number().nullable(),
+  }).array(),
 });
 
 const swapInfoByAmountIn = swapInfoBase.extend({
diff --git a/src/services/OrionAggregator/ws/schemas/swapInfoSchema.ts b/src/services/OrionAggregator/ws/schemas/swapInfoSchema.ts
index 0343db4..ea29c29 100644
--- a/src/services/OrionAggregator/ws/schemas/swapInfoSchema.ts
+++ b/src/services/OrionAggregator/ws/schemas/swapInfoSchema.ts
@@ -22,6 +22,15 @@ const swapInfoSchemaBase = baseMessageSchema.extend({
     a: z.number(), // amount
     sp: z.number(), // safe price (with safe deviation but without slippage)
   }).optional(),
+  as: z.object({ // execution alternatives
+    e: z.string().array(), // exchanges
+    ps: z.string().array(), // path
+    mo: z.number().nullable(), // market amount out
+    mi: z.number().nullable(), // market amount in
+    mp: z.number(), // market price
+    aa: z.number().nullable(), // available amount in
+    aao: z.number().nullable(), // available amount out
+  }).array(),
 });
 
 const swapInfoSchemaByAmountIn = swapInfoSchemaBase.extend({