diff --git a/MangoPay/ApiInstantConversion.php b/MangoPay/ApiInstantConversion.php
new file mode 100644
index 00000000..4bef5b6b
--- /dev/null
+++ b/MangoPay/ApiInstantConversion.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace MangoPay;
+
+/**
+ * Class to management MangoPay API for instant conversions
+ */
+class ApiInstantConversion extends Libraries\ApiBase
+{
+    /**
+     * This endpoint allows the platform to get a real
+     * time indicative market rate of a specific currency pair.
+     * The rate returned is given in real time.
+     * @param string $debitedCurrency The sell currency – the currency of the wallet to be debited
+     * @param string $creditedCurrency The buy currency – the currency of the wallet to be credited.
+     * @return \MangoPay\ConversionRate object returned from API
+     */
+     public function GetConversionRate($debitedCurrency, $creditedCurrency){
+         return $this->GetObject('get_conversion_rate', '\MangoPay\ConversionRate', $debitedCurrency, $creditedCurrency);
+     }
+
+    /**
+     * This endpoint allows the platform to move funds between two
+     * wallets of different currencies instantaneously.
+     * @return \MangoPay\InstantConversion object returned from API
+     */
+    public function CreateInstantConversion($instantConversion){
+        return $this->CreateObject('create_instant_conversion', $instantConversion, '\MangoPay\InstantConversion');
+    }
+
+    /**
+     * This endpoint allows the platform to get
+     * the details of a conversion which has been carried out.
+     * @param string $id The unique identifier of the conversion.
+     * @return \MangoPay\InstantConversion object returned from API
+     */
+    public function GetInstantConversion($id){
+        return $this->GetObject('get_instant_conversion', '\MangoPay\InstantConversion', $id);
+    }
+}
\ No newline at end of file
diff --git a/MangoPay/ConversionRate.php b/MangoPay/ConversionRate.php
new file mode 100644
index 00000000..f667d1db
--- /dev/null
+++ b/MangoPay/ConversionRate.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace MangoPay;
+
+/**
+ * Real time indicative market rate of a specific currency pair
+ */
+class ConversionRate extends Libraries\EntityBase
+{
+    /**
+     * The sell currency – the currency of the wallet to be debited.
+     * @var string
+     */
+    public $DebitedCurrency;
+
+    /**
+     * The buy currency – the currency of the wallet to be credited.
+     * @var string
+     */
+    public $CreditedCurrency;
+
+    /**
+     * The market rate plus Mangopay's commission,
+     * charged during the platform's billing cycle. This is an indicative rate.
+     * @var string
+     */
+    public $ClientRate;
+
+    /**
+     * The rate used for the conversion, excluding Mangopay's commission.
+     * @var string
+     */
+    public $MarketRate;
+}
\ No newline at end of file
diff --git a/MangoPay/InstantConversion.php b/MangoPay/InstantConversion.php
new file mode 100644
index 00000000..4b07e447
--- /dev/null
+++ b/MangoPay/InstantConversion.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace MangoPay;
+
+class InstantConversion extends Libraries\EntityBase
+{
+    /**
+     * The unique identifier of the user at the source of the transaction.
+     * @var string
+     */
+    public $AuthorId;
+
+    /**
+     * The unique identifier of the debited wallet.
+     * @var string
+     */
+    public $DebitedWalletId;
+
+    /**
+     * The unique identifier of the credited wallet
+     * @var string
+     */
+    public $CreditedWalletId;
+
+    /**
+     * The sell funds
+     * @var Money
+     */
+    public $DebitedFunds;
+
+
+    /**
+     * The buy funds
+     * @var Money
+     */
+    public $CreditedFunds;
+
+    /**
+     * Real time indicative market rate of a specific currency pair
+     * @var ConversionRate
+     */
+    public $ConversionRate;
+
+    /**
+     * The status of the transaction.
+     * @var string
+     * @see \MangoPay\TransactionStatus
+     */
+    public $Status;
+
+    /**
+     * The type of transaction
+     * @var string
+     * @see \MangoPay\TransactionType
+     */
+    public $Type;
+
+    /**
+     * The nature of the transaction, providing more
+     * information about the context in which the transaction occurred:
+     * @var string
+     * @see \MangoPay\TransactionNature
+     */
+    public $Nature;
+
+    /**
+     * The code indicates the result of the operation.
+     * This information is mostly used to handle errors or for filtering purposes.
+     * @var string
+     */
+    public $ResultCode;
+
+    /**
+     * The explanation of the result code.
+     * @var string
+     */
+    public $ResultMessage;
+
+    /**
+     * The date and time at which the status changed to SUCCEEDED,
+     * indicating that the transaction occurred.
+     * The statuses CREATED and FAILED return an ExecutionDate of null
+     * @var int
+     */
+    public $ExecutionDate;
+}
\ No newline at end of file
diff --git a/MangoPay/Libraries/ApiBase.php b/MangoPay/Libraries/ApiBase.php
index 6b8bbc34..2a942128 100644
--- a/MangoPay/Libraries/ApiBase.php
+++ b/MangoPay/Libraries/ApiBase.php
@@ -216,7 +216,11 @@ protected function getLogger()
 
         'deposits_create' => ['/deposit-preauthorizations/card/direct', RequestType::POST],
         'deposits_get' => ['/deposit-preauthorizations/%s', RequestType::GET],
-        'deposits_cancel' => ['/deposit-preauthorizations/%s', RequestType::PUT]
+        'deposits_cancel' => ['/deposit-preauthorizations/%s', RequestType::PUT],
+
+        'get_conversion_rate' => ['/conversion/rate/%s/%s', RequestType::GET],
+        'create_instant_conversion' => ['/instant-conversion', RequestType::POST],
+        'get_instant_conversion' => ['/instant-conversion/%s', RequestType::GET]
     ];
 
     /**
diff --git a/MangoPay/MangoPayApi.php b/MangoPay/MangoPayApi.php
index 844c4b17..eae8122a 100644
--- a/MangoPay/MangoPayApi.php
+++ b/MangoPay/MangoPayApi.php
@@ -197,6 +197,12 @@ class MangoPayApi
      */
     public $Deposits;
 
+    /**
+     * Provides Instant conversion API methods
+     * @var ApiInstantConversion
+     */
+    public $InstantConversion;
+
     /**
      * Constructor
      */
@@ -233,6 +239,7 @@ public function __construct()
         $this->Repudiations = new ApiRepudiations($this);
         $this->Regulatory = new ApiRegulatory($this);
         $this->Deposits = new ApiDeposits($this);
+        $this->InstantConversion = new ApiInstantConversion($this);
 
         // Setting default NullLogger
         $this->logger = new NullLogger();
diff --git a/MangoPay/TransactionType.php b/MangoPay/TransactionType.php
index 5e90c162..ef6a714d 100644
--- a/MangoPay/TransactionType.php
+++ b/MangoPay/TransactionType.php
@@ -8,6 +8,7 @@ final class TransactionType
     const Transfer = 'TRANSFER';
     const PayOut = 'PAYOUT';
     const CardValidation = 'CARD_VALIDATION';
+    const Conversion = 'CONVERSION';
 
     private function __construct()
     {
diff --git a/tests/Cases/InstantConversionTest.php b/tests/Cases/InstantConversionTest.php
new file mode 100644
index 00000000..8bfdfbdb
--- /dev/null
+++ b/tests/Cases/InstantConversionTest.php
@@ -0,0 +1,72 @@
+<?php
+
+namespace MangoPay\Tests\Cases;
+
+use MangoPay\InstantConversion;
+use MangoPay\Money;
+use MangoPay\TransactionType;
+
+class InstantConversionTest extends Base
+{
+    public function test_getConversionRate()
+    {
+        $response = $this->_api->InstantConversion->GetConversionRate('EUR', 'GBP');
+
+        $this->assertNotNull($response);
+        $this->assertNotNull($response->ClientRate);
+        $this->assertNotNull($response->MarketRate);
+    }
+
+    public function test_createInstantConversion()
+    {
+        $response = $this->createInstantConversion();
+
+        $this->assertNotNull($response);
+        $this->assertNotNull($response->DebitedFunds->Amount);
+        $this->assertNotNull($response->CreditedFunds->Amount);
+        $this->assertSame('SUCCEEDED', $response->Status);
+        $this->assertSame(TransactionType::Conversion, $response->Type);
+    }
+
+    public function test_getInstantConversion()
+    {
+        $instantConversion = $this->createInstantConversion();
+        $returnedInstantConversion = $this->_api->InstantConversion->GetInstantConversion($instantConversion->Id);
+
+        $this->assertNotNull($returnedInstantConversion);
+        $this->assertNotNull($returnedInstantConversion->DebitedFunds->Amount);
+        $this->assertNotNull($returnedInstantConversion->CreditedFunds->Amount);
+        $this->assertSame('SUCCEEDED', $returnedInstantConversion->Status);
+        $this->assertSame(TransactionType::Conversion, $returnedInstantConversion->Type);
+    }
+
+    private function createInstantConversion() {
+        $john = $this->getJohn();
+        $creditedWallet = new \MangoPay\Wallet();
+        $creditedWallet->Owners = [$john->Id];
+        $creditedWallet->Currency = 'GBP';
+        $creditedWallet->Description = 'WALLET IN EUR WITH MONEY';
+
+        $creditedWallet = $this->_api->Wallets->Create($creditedWallet);
+
+        $debitedWallet = $this->getJohnsWalletWithMoney();
+
+        $instantConversion = new InstantConversion();
+        $instantConversion->AuthorId = $debitedWallet->Owners[0];
+        $instantConversion->CreditedWalletId = $creditedWallet->Id;
+        $instantConversion->DebitedWalletId = $debitedWallet->Id;
+
+        $creditedFunds = new Money();
+        $creditedFunds->Currency = 'GBP';
+        $instantConversion->CreditedFunds = $creditedFunds;
+
+        $debitedFunds = new Money();
+        $debitedFunds->Currency = 'EUR';
+        $debitedFunds->Amount = 79;
+        $instantConversion->DebitedFunds = $debitedFunds;
+
+        $instantConversion->Tag = "create instant conversion";
+
+        return $this->_api->InstantConversion->CreateInstantConversion($instantConversion);
+    }
+}
\ No newline at end of file