diff --git a/src/interfaces/api.interface.ts b/src/interfaces/api.interface.ts
index 3325cea..4af0035 100644
--- a/src/interfaces/api.interface.ts
+++ b/src/interfaces/api.interface.ts
@@ -1,4 +1,4 @@
-import { ITrade, type IUserWalletCryptos } from "@/interfaces/crypto.interface";
+import {type ICryptoInWalletInfo, ITrade, type IUserWalletCryptos} from "@/interfaces/crypto.interface";
 import type { IUserData } from "@/interfaces/userdata.interface";
 
 // -----   Request    -----
@@ -27,6 +27,20 @@ export interface IApiOfferCreateReq {
 	amount: number;
 }
 
+export interface IApiCreateReferralCodeReq {
+	name: string;
+	value: number;
+}
+
+export interface IApiDoTradeReq {
+	id_offer: string;
+}
+
+export interface IApiDoOfferReq {
+	id_crypto: string;
+	amount: number;
+}
+
 // -----   Response   -----
 
 export interface IAbstractApiResponse {
@@ -58,6 +72,19 @@ export interface IAllRankRes extends IAbstractApiResponse {}
 
 export interface IAllReferralCodeRes extends IAbstractApiResponse {}
 
+export interface ICreateReferralCodeRes extends IAbstractApiResponse {}
+
 export interface IReferralCodeUpdateRes extends IAbstractApiResponse {}
 
 export interface IReferralCodeDeleteRes extends IAbstractApiResponse {}
+
+export interface IApiAllOffersRes extends IAbstractApiResponse {
+	id: string
+	User: {
+		pseudo: string
+	}
+	amount: number
+	created_at: string
+	id_user: string
+	Crypto: ICryptoInWalletInfo
+}