diff --git a/MangoPay.SDK.Tests/ApiConversionsTest.cs b/MangoPay.SDK.Tests/ApiConversionsTest.cs
new file mode 100644
index 0000000..b364949
--- /dev/null
+++ b/MangoPay.SDK.Tests/ApiConversionsTest.cs
@@ -0,0 +1,134 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using MangoPay.SDK.Core.Enumerations;
+using MangoPay.SDK.Entities;
+using MangoPay.SDK.Entities.GET;
+using MangoPay.SDK.Entities.POST;
+using NUnit.Framework;
+
+namespace MangoPay.SDK.Tests
+{
+    [TestFixture]
+    public class ApiConversionsTest : BaseTest
+    {
+        [Test]
+        public async Task Test_GetConversionRate()
+        {
+            var conversionRate = await Api.Conversions.GetConversionRate("EUR", "GBP");
+
+            Assert.IsNotNull(conversionRate);
+            Assert.IsNotNull(conversionRate.ClientRate);
+            Assert.IsNotNull(conversionRate.MarketRate);
+        }
+
+        [Test]
+        public async Task Test_CreateInstantConversion()
+        {
+            var createdInstantConversion = await CreateInstantConversion();
+
+            Assert.IsNotNull(createdInstantConversion);
+            Assert.IsNotNull(createdInstantConversion.CreditedFunds.Amount);
+            Assert.IsNotNull(createdInstantConversion.DebitedFunds.Amount);
+            Assert.AreEqual(createdInstantConversion.Status, TransactionStatus.SUCCEEDED);
+            Assert.AreEqual(createdInstantConversion.Type, TransactionType.CONVERSION);
+        }
+
+        [Test]
+        public async Task Test_GetInstantConversion()
+        {
+            var createdInstantConversion = await CreateInstantConversion();
+            var returnedInstantConversion = await Api.Conversions.GetInstantConversion(createdInstantConversion.Id);
+
+            Assert.IsNotNull(returnedInstantConversion);
+            Assert.IsNotNull(returnedInstantConversion.CreditedFunds.Amount);
+            Assert.IsNotNull(returnedInstantConversion.DebitedFunds.Amount);
+            Assert.AreEqual(returnedInstantConversion.Status, TransactionStatus.SUCCEEDED);
+            Assert.AreEqual(returnedInstantConversion.Type, TransactionType.CONVERSION);
+        }
+
+        [Test]
+        public async Task Test_CreateConversionQuote()
+        {
+            var createdConversionQuote = await CreateConversionQuote();
+
+            Assert.IsNotNull(createdConversionQuote);
+            Assert.IsNotNull(createdConversionQuote.CreditedFunds);
+            Assert.IsNotNull(createdConversionQuote.DebitedFunds);
+            Assert.IsNotNull(createdConversionQuote.ConversionRateResponse);
+            Assert.AreEqual("ACTIVE", createdConversionQuote.Status);
+        }
+
+        [Test]
+        public async Task Test_GetConversionQuote()
+        {
+            var createdConversionQuote = await CreateConversionQuote();
+            var returnedConversionQuote = await Api.Conversions.GetConversionQuote(createdConversionQuote.Id);
+
+            Assert.IsNotNull(returnedConversionQuote);
+            Assert.IsNotNull(returnedConversionQuote.CreditedFunds);
+            Assert.IsNotNull(returnedConversionQuote.DebitedFunds);
+            Assert.IsNotNull(returnedConversionQuote.ConversionRateResponse);
+            Assert.AreEqual("ACTIVE", returnedConversionQuote.Status);
+        }
+
+        [Test]
+        public async Task Test_CreateQuotedConversion()
+        {
+            var john = await GetJohn();
+            var wallet =
+                new WalletPostDTO(new List<string> { john.Id }, "WALLET IN GBP WITH MONEY", CurrencyIso.GBP);
+            var creditedWallet = await Api.Wallets.CreateAsync(wallet);
+
+            var debitedWallet = await GetJohnsWalletWithMoney();
+
+            var quote = await CreateConversionQuote();
+            var quotedConversionPostDTO = new QuotedConversionPostDTO(
+                quoteId: quote.Id,
+                authorId: debitedWallet.Owners[0],
+                debitedWalletId: debitedWallet.Id,
+                creditedWalletId: creditedWallet.Id,
+                tag: "Created using the Mangopay .NET SDK"
+            );
+
+            var quotedConversion = await this.Api.Conversions.CreateQuotedConversion(quotedConversionPostDTO);
+
+            Assert.IsNotNull(quotedConversion);
+            Assert.AreEqual(TransactionStatus.SUCCEEDED, quotedConversion.Status);
+            Assert.AreEqual(TransactionNature.REGULAR, quotedConversion.Nature);
+        }
+
+        private async Task<ConversionDTO> CreateInstantConversion()
+        {
+            var john = await GetJohn();
+            var wallet =
+                new WalletPostDTO(new List<string> { john.Id }, "WALLET IN GBP WITH MONEY", CurrencyIso.GBP);
+            var creditedWallet = await Api.Wallets.CreateAsync(wallet);
+
+            var debitedWallet = await GetJohnsWalletWithMoney();
+
+            var instantConversion = new ConversionPostDTO(
+                john.Id,
+                debitedWallet.Id,
+                creditedWallet.Id,
+                new Money { Amount = 30, Currency = CurrencyIso.EUR },
+                new Money { Currency = CurrencyIso.GBP },
+                new Money { Amount = 10, Currency = CurrencyIso.GBP },
+                "create instant conversion"
+            );
+
+            return await Api.Conversions.CreateInstantConversion(instantConversion);
+        }
+
+        private async Task<ConversionQuoteDTO> CreateConversionQuote()
+        {
+            var conversionQuote = new ConversionQuotePostDTO(
+                new Money { Amount = 30, Currency = CurrencyIso.EUR },
+                new Money { Currency = CurrencyIso.GBP },
+                90,
+                "Created using the Mangopay .NET SDK"
+            );
+
+            return await Api.Conversions.CreateConversionQuote(conversionQuote);
+        }
+    }
+}
\ No newline at end of file
diff --git a/MangoPay.SDK.Tests/ApiInstantConversionTest.cs b/MangoPay.SDK.Tests/ApiInstantConversionTest.cs
deleted file mode 100644
index 3c8e149..0000000
--- a/MangoPay.SDK.Tests/ApiInstantConversionTest.cs
+++ /dev/null
@@ -1,73 +0,0 @@
-using System.Collections.Generic;
-using System.Threading.Tasks;
-using MangoPay.SDK.Core.Enumerations;
-using MangoPay.SDK.Entities;
-using MangoPay.SDK.Entities.GET;
-using MangoPay.SDK.Entities.POST;
-using NUnit.Framework;
-
-namespace MangoPay.SDK.Tests
-{
-    [TestFixture]
-    public class ApiInstantConversionTest: BaseTest
-    {
-        [Test]
-        public async Task Test_GetConversionRate()
-        {
-            var conversionRate = await Api.InstantConversion.GetConversionRate("EUR", "GBP");
-            
-            Assert.IsNotNull(conversionRate);
-            Assert.IsNotNull(conversionRate.ClientRate);
-            Assert.IsNotNull(conversionRate.MarketRate);
-        }
-
-        [Test]
-        public async Task Test_CreateInstantConversion()
-        {
-            var createdInstantConversion = await CreateInstantConversion();
-            
-            Assert.IsNotNull(createdInstantConversion);
-            Assert.IsNotNull(createdInstantConversion.CreditedFunds.Amount);
-            Assert.IsNotNull(createdInstantConversion.DebitedFunds.Amount);
-            Assert.IsNotNull(createdInstantConversion.Fees);
-            Assert.AreEqual(createdInstantConversion.Status, TransactionStatus.SUCCEEDED);
-            Assert.AreEqual(createdInstantConversion.Type, TransactionType.CONVERSION);
-        }
-
-        [Test]
-        public async Task Test_GetInstantConversion()
-        {
-            var createdInstantConversion = await CreateInstantConversion();
-            var returnedInstantConversion = await Api.InstantConversion.GetInstantConversion(createdInstantConversion.Id);
-            
-            Assert.IsNotNull(returnedInstantConversion);
-            Assert.IsNotNull(returnedInstantConversion.CreditedFunds.Amount);
-            Assert.IsNotNull(returnedInstantConversion.DebitedFunds.Amount);
-            Assert.IsNotNull(returnedInstantConversion.Fees);
-            Assert.AreEqual(returnedInstantConversion.Status, TransactionStatus.SUCCEEDED);
-            Assert.AreEqual(returnedInstantConversion.Type, TransactionType.CONVERSION);
-        }
-
-        private async Task<InstantConversionDTO> CreateInstantConversion() 
-        {
-            var john = await GetJohn();
-            var wallet =
-                new WalletPostDTO(new List<string> {john.Id}, "WALLET IN GBP WITH MONEY", CurrencyIso.GBP);
-            var creditedWallet = await Api.Wallets.CreateAsync(wallet);
-            
-            var debitedWallet = await GetJohnsWalletWithMoney();
-
-            var instantConversion = new InstantConversionPostDTO(
-                john.Id,
-                debitedWallet.Id,
-                creditedWallet.Id,
-                new Money { Amount = 30, Currency = CurrencyIso.EUR },
-                new Money { Currency = CurrencyIso.GBP },
-                new Money { Amount = 9, Currency = CurrencyIso.EUR},
-                "create instant conversion"
-            );
-
-            return await Api.InstantConversion.CreateInstantConversion(instantConversion);
-        }
-    }
-}
\ No newline at end of file
diff --git a/MangoPay.SDK/Core/APIs/ApiBase.cs b/MangoPay.SDK/Core/APIs/ApiBase.cs
index 6172054..f0fedf3 100644
--- a/MangoPay.SDK/Core/APIs/ApiBase.cs
+++ b/MangoPay.SDK/Core/APIs/ApiBase.cs
@@ -234,7 +234,11 @@ public abstract class ApiBase
             
             { MethodKey.GetConversionRate,new ApiEndPoint("/conversions/rate/{0}/{1}",RequestType.GET)},
             { MethodKey.CreateInstantConversion,new ApiEndPoint("/conversions/instant-conversion",RequestType.POST)},
-            { MethodKey.GetInstantConversion,new ApiEndPoint("/conversions/{0}",RequestType.GET)}
+            { MethodKey.GetInstantConversion,new ApiEndPoint("/conversions/{0}",RequestType.GET)},
+            { MethodKey.CreateConversionQuote,new ApiEndPoint("/conversions/quote",RequestType.POST)},
+        { MethodKey.GetConversionQuote, new ApiEndPoint("/conversions/quote/{0}", RequestType.GET)},
+        { MethodKey.CreateQuotedConversion, new ApiEndPoint("/conversions/quoted-conversion", RequestType.POST)},
+
         };
 
         /// <summary>Creates new API instance.</summary>
diff --git a/MangoPay.SDK/Core/APIs/ApiConversions.cs b/MangoPay.SDK/Core/APIs/ApiConversions.cs
new file mode 100644
index 0000000..1359030
--- /dev/null
+++ b/MangoPay.SDK/Core/APIs/ApiConversions.cs
@@ -0,0 +1,58 @@
+using System.Threading.Tasks;
+using MangoPay.SDK.Core.Enumerations;
+using MangoPay.SDK.Entities.GET;
+using MangoPay.SDK.Entities.POST;
+
+namespace MangoPay.SDK.Core.APIs
+{
+    public class ApiConversions : ApiBase
+    {
+        public ApiConversions(MangoPayApi root) : base(root)
+        {
+        }
+
+        public async Task<ConversionRateDTO> GetConversionRate(string debitedCurrency, string creditedCurrency)
+        {
+            return await this.GetObjectAsync<ConversionRateDTO>(MethodKey.GetConversionRate,
+                entitiesId: new[] { debitedCurrency, creditedCurrency });
+        }
+
+        public async Task<ConversionDTO> CreateInstantConversion(ConversionPostDTO conversion,
+            string idempotentKey = null)
+        {
+            return await
+                this.CreateObjectAsync<ConversionDTO, ConversionPostDTO>(MethodKey.CreateInstantConversion,
+                    conversion, idempotentKey);
+        }
+
+        public async Task<ConversionDTO> GetInstantConversion(string id)
+        {
+            return await this.GetObjectAsync<ConversionDTO>(MethodKey.GetInstantConversion,
+                entitiesId: id);
+        }
+
+        public async Task<ConversionQuoteDTO> CreateConversionQuote(ConversionQuotePostDTO conversionQuote,
+            string idempotentKey = null)
+        {
+            return await this.CreateObjectAsync<ConversionQuoteDTO, ConversionQuotePostDTO>(
+                MethodKey.CreateConversionQuote,
+                conversionQuote,
+                idempotentKey);
+        }
+
+        public async Task<ConversionQuoteDTO> GetConversionQuote(string id)
+        {
+            return await this.GetObjectAsync<ConversionQuoteDTO>(MethodKey.GetConversionQuote, entitiesId: id);
+        }
+
+        public async Task<QuotedConversionDTO> CreateQuotedConversion(
+            QuotedConversionPostDTO quotedConversionPostDto,
+            string idempotentKey = null)
+        {
+            return await this.CreateObjectAsync<QuotedConversionDTO, QuotedConversionPostDTO>(
+                MethodKey.CreateQuotedConversion,
+                quotedConversionPostDto,
+                idempotentKey);
+        }
+    }
+}
\ No newline at end of file
diff --git a/MangoPay.SDK/Core/APIs/ApiInstantConversion.cs b/MangoPay.SDK/Core/APIs/ApiInstantConversion.cs
deleted file mode 100644
index f237315..0000000
--- a/MangoPay.SDK/Core/APIs/ApiInstantConversion.cs
+++ /dev/null
@@ -1,34 +0,0 @@
-using System.Threading.Tasks;
-using MangoPay.SDK.Core.Enumerations;
-using MangoPay.SDK.Entities.GET;
-using MangoPay.SDK.Entities.POST;
-
-namespace MangoPay.SDK.Core.APIs
-{
-    public class ApiInstantConversion : ApiBase
-    {
-        public ApiInstantConversion(MangoPayApi root) : base(root)
-        {
-        }
-
-        public async Task<ConversionRateDTO> GetConversionRate(string debitedCurrency, string creditedCurrency)
-        {
-            return await this.GetObjectAsync<ConversionRateDTO>(MethodKey.GetConversionRate,
-                entitiesId: new[] { debitedCurrency, creditedCurrency });
-        }
-
-        public async Task<InstantConversionDTO> CreateInstantConversion(InstantConversionPostDTO instantConversion,
-            string idempotentKey = null)
-        {
-            return await
-                this.CreateObjectAsync<InstantConversionDTO, InstantConversionPostDTO>(MethodKey.CreateInstantConversion,
-                    instantConversion, idempotentKey);
-        }
-        
-        public async Task<InstantConversionDTO> GetInstantConversion(string id)
-        {
-            return await this.GetObjectAsync<InstantConversionDTO>(MethodKey.GetInstantConversion,
-                entitiesId: id);
-        }
-    }
-}
\ No newline at end of file
diff --git a/MangoPay.SDK/Core/APIs/ApiOAuth.cs b/MangoPay.SDK/Core/APIs/ApiOAuth.cs
index 3b66b94..39082fe 100644
--- a/MangoPay.SDK/Core/APIs/ApiOAuth.cs
+++ b/MangoPay.SDK/Core/APIs/ApiOAuth.cs
@@ -29,6 +29,6 @@ public async Task<OAuthTokenDTO> CreateTokenAsync(CreateOAuthTokenPostDTO entity
             restTool.AddRequestHttpHeader(Constants.CONTENT_TYPE, Constants.APPLICATION_X_WWW_FORM_URLENCODED);
 
             return await restTool.RequestAsync<OAuthTokenDTO, CreateOAuthTokenPostDTO>(endPoint, null, entity);
-        }
+        }   
     }
 }
diff --git a/MangoPay.SDK/Core/Enumerations/MethodKey.cs b/MangoPay.SDK/Core/Enumerations/MethodKey.cs
index dee1495..76158d1 100644
--- a/MangoPay.SDK/Core/Enumerations/MethodKey.cs
+++ b/MangoPay.SDK/Core/Enumerations/MethodKey.cs
@@ -192,6 +192,9 @@ public enum MethodKey
 		
 		GetConversionRate,
 		CreateInstantConversion,
-		GetInstantConversion
+		GetInstantConversion,
+		CreateConversionQuote,
+		GetConversionQuote,
+		CreateQuotedConversion,
     }
 }
diff --git a/MangoPay.SDK/Entities/GET/InstantConversionDTO.cs b/MangoPay.SDK/Entities/GET/ConversionDTO.cs
similarity index 98%
rename from MangoPay.SDK/Entities/GET/InstantConversionDTO.cs
rename to MangoPay.SDK/Entities/GET/ConversionDTO.cs
index cd492fa..59d318f 100644
--- a/MangoPay.SDK/Entities/GET/InstantConversionDTO.cs
+++ b/MangoPay.SDK/Entities/GET/ConversionDTO.cs
@@ -5,7 +5,7 @@
 
 namespace MangoPay.SDK.Entities.GET
 {
-    public class InstantConversionDTO: EntityBase
+    public class ConversionDTO: EntityBase
     {
         /// <summary>The unique identifier of the user at the source of the transaction.</summary>
         public string AuthorId { get; set; }
diff --git a/MangoPay.SDK/Entities/GET/ConversionQuoteDTO.cs b/MangoPay.SDK/Entities/GET/ConversionQuoteDTO.cs
new file mode 100644
index 0000000..43af40c
--- /dev/null
+++ b/MangoPay.SDK/Entities/GET/ConversionQuoteDTO.cs
@@ -0,0 +1,26 @@
+using System;
+using MangoPay.SDK.Core.Enumerations;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+
+namespace MangoPay.SDK.Entities.GET
+{
+    public class ConversionQuoteDTO : EntityBase
+    {
+        /// <summary>The date and time at which the quote expires</summary>
+        [JsonConverter(typeof(Core.UnixDateTimeConverter))]
+        public DateTime ExpirationDate { get; set; }
+
+        /// <summary>The status of the transaction.</summary>
+        public string Status { get; set; }
+
+        /// <summary>The sell funds</summary>
+        public Money DebitedFunds { get; set; }
+
+        /// <summary>The buy funds</summary>
+        public Money CreditedFunds { get; set; }
+
+        /// <summary>Real time indicative market rate of a specific currency pair</summary>
+        public ConversionRateDTO ConversionRateResponse { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/MangoPay.SDK/Entities/GET/QuotedConversionDTO.cs b/MangoPay.SDK/Entities/GET/QuotedConversionDTO.cs
new file mode 100644
index 0000000..827f534
--- /dev/null
+++ b/MangoPay.SDK/Entities/GET/QuotedConversionDTO.cs
@@ -0,0 +1,11 @@
+namespace MangoPay.SDK.Entities.GET
+{
+    public class QuotedConversionDTO : TransactionDTO
+    {
+        /// <summary>The unique identifier of the active quote which guaranteed the rate for the conversion.</summary>
+        public string QuoteId { get; set; }
+
+        /// <summary>Information about the conversion rate used during the transaction.</summary>
+        public ConversionRateDTO ConversionRateResponse { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/MangoPay.SDK/Entities/POST/InstantConversionPostDTO.cs b/MangoPay.SDK/Entities/POST/ConversionPostDTO.cs
similarity index 88%
rename from MangoPay.SDK/Entities/POST/InstantConversionPostDTO.cs
rename to MangoPay.SDK/Entities/POST/ConversionPostDTO.cs
index 6ddfb97..59d38d0 100644
--- a/MangoPay.SDK/Entities/POST/InstantConversionPostDTO.cs
+++ b/MangoPay.SDK/Entities/POST/ConversionPostDTO.cs
@@ -1,9 +1,9 @@
 namespace MangoPay.SDK.Entities.POST
 {
-    public class InstantConversionPostDTO: EntityPostBase
+    public class ConversionPostDTO: EntityPostBase
     {
 
-        public InstantConversionPostDTO(string authorId, string debitedWalletId, string creditedWalletId,
+        public ConversionPostDTO(string authorId, string debitedWalletId, string creditedWalletId,
             Money debitedFunds, Money creditedFunds, Money fees,
             string tag = null)
         {
diff --git a/MangoPay.SDK/Entities/POST/ConversionQuotePostDTO.cs b/MangoPay.SDK/Entities/POST/ConversionQuotePostDTO.cs
new file mode 100644
index 0000000..5a6444a
--- /dev/null
+++ b/MangoPay.SDK/Entities/POST/ConversionQuotePostDTO.cs
@@ -0,0 +1,27 @@
+namespace MangoPay.SDK.Entities.POST
+{
+    public class ConversionQuotePostDTO : EntityPostBase
+    {
+        public ConversionQuotePostDTO(
+            Money debitedFunds,
+            Money creditedFunds,
+            int duration,
+            string tag
+        )
+        {
+            DebitedFunds = debitedFunds;
+            CreditedFunds = creditedFunds;
+            Duration = duration;
+            Tag = tag;
+        }
+
+        /// <summary>The sell funds</summary>
+        public Money DebitedFunds { get; set; }
+
+        /// <summary>The buy funds</summary>
+        public Money CreditedFunds { get; set; }
+
+        /// <summary>The time in seconds during which the quote is active and can be used for conversions.</summary>
+        public int Duration { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/MangoPay.SDK/Entities/POST/QuotedConversionPostDTO.cs b/MangoPay.SDK/Entities/POST/QuotedConversionPostDTO.cs
new file mode 100644
index 0000000..f9ccc88
--- /dev/null
+++ b/MangoPay.SDK/Entities/POST/QuotedConversionPostDTO.cs
@@ -0,0 +1,34 @@
+namespace MangoPay.SDK.Entities.POST
+{
+    public class QuotedConversionPostDTO : EntityPostBase
+    {
+        public QuotedConversionPostDTO(
+            string quoteId,
+            string authorId,
+            string debitedWalletId,
+            string creditedWalletId,
+            string tag
+        )
+        {
+            QuoteId = quoteId;
+            AuthorId = authorId;
+            DebitedWalletId = debitedWalletId;
+            CreditedWalletId = creditedWalletId;
+            Tag = tag;
+        }
+
+        /// <summary>The unique identifier of the active quote which guaranteed
+        /// the rate for the conversion.</summary>
+        public string QuoteId { get; set; }
+
+        /// <summary>The unique identifier of the user at the source of the
+        /// transaction. In a conversion, both the debited and credited wallets are owned by the author.</summary>
+        public string AuthorId { get; set; }
+
+        /// <summary>The unique identifier of the debited wallet (in the sell currency).</summary>
+        public string DebitedWalletId { get; set; }
+
+        /// <summary>The unique identifier of the credited wallet (in the buy currency).</summary>
+        public string CreditedWalletId { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/MangoPay.SDK/MangoPayApi.cs b/MangoPay.SDK/MangoPayApi.cs
index 469c2b3..65855d5 100644
--- a/MangoPay.SDK/MangoPayApi.cs
+++ b/MangoPay.SDK/MangoPayApi.cs
@@ -42,7 +42,7 @@ public MangoPayApi()
             UboDeclarations = new ApiUboDeclarations(this);
             Regulatory = new ApiRegulatory(this);
             Deposits = new ApiDeposits(this);
-            InstantConversion = new ApiInstantConversion(this);
+            Conversions = new ApiConversions(this);
         }
 
         /// <summary>Provides authorization token methods.</summary>
@@ -125,7 +125,7 @@ public MangoPayApi()
         
         public ApiDeposits Deposits;
 
-        public ApiInstantConversion InstantConversion;
+        public ApiConversions Conversions;
 
         #endregion