diff --git a/forms-bridge/addons/bigin/class-bigin-addon.php b/forms-bridge/addons/bigin/class-bigin-addon.php
index e0c146a1..cd43dd6e 100644
--- a/forms-bridge/addons/bigin/class-bigin-addon.php
+++ b/forms-bridge/addons/bigin/class-bigin-addon.php
@@ -103,6 +103,38 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$bridge = new Bigin_Form_Bridge(
+			array(
+				'name'     => '__bigin-' . time(),
+				'endpoint' => '/bigin/v2/settings/modules',
+				'method'   => 'GET',
+				'backend'  => $backend,
+			)
+		);
+
+		$response = $bridge->submit();
+
+		if ( is_wp_error( $response ) ) {
+			return array();
+		}
+
+		return array_map(
+			function ( $module ) {
+				return '/bigin/v2/' . $module['api_name'];
+			},
+			$response['data']['modules'],
+		);
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields.
 	 *
diff --git a/forms-bridge/addons/bigin/hooks.php b/forms-bridge/addons/bigin/hooks.php
index c1f247e9..fce06ca9 100644
--- a/forms-bridge/addons/bigin/hooks.php
+++ b/forms-bridge/addons/bigin/hooks.php
@@ -43,12 +43,12 @@ function ( $defaults, $addon, $schema ) {
 						'ref'   => '#credential',
 						'name'  => 'scope',
 						'value' =>
-							'ZohoBigin.modules.ALL,ZohoBigin.settings.layouts.READ,ZohoBigin.users.READ',
+							'ZohoBigin.modules.ALL,ZohoBigin.settings.modules.READ,ZohoBigin.settings.layouts.READ,ZohoBigin.users.READ',
 					),
 				),
 				'credential' => array(
 					'scope' =>
-						'ZohoBigin.modules.ALL,ZohoBigin.settings.layouts.READ,ZohoBigin.users.READ',
+						'ZohoBigin.modules.ALL,ZohoBigin.settings.modules.READ,ZohoBigin.settings.layouts.READ,ZohoBigin.users.READ',
 				),
 			),
 			$defaults,
diff --git a/forms-bridge/addons/brevo/class-brevo-addon.php b/forms-bridge/addons/brevo/class-brevo-addon.php
index d52cf4fa..99ff6be1 100644
--- a/forms-bridge/addons/brevo/class-brevo-addon.php
+++ b/forms-bridge/addons/brevo/class-brevo-addon.php
@@ -46,7 +46,8 @@ class Brevo_Addon extends Addon {
 	 *
 	 * @var string
 	 */
-	public const OAS_URL = 'https://developers.brevo.com/reference/get_companies?json=on';
+	// public const OAS_URL = 'https://developers.brevo.com/reference/get_companies?json=on';
+	public const OAS_URL = 'https://api.brevo.com/v3/swagger_definition_v3.yml';
 
 	/**
 	 * Performs a request against the backend to check the connexion status.
@@ -79,41 +80,51 @@ public function ping( $backend ) {
 	/**
 	 * Fetch available models from the OAS spec.
 	 *
-	 * @param Backend $backend HTTP backend object.
+	 * @param string      $backend Backend name.
+	 * @param string|null $method HTTP method.
 	 *
 	 * @return array
 	 *
 	 * @todo Implementar el endpoint de consulta de endpoints disponibles.
 	 */
-	public function get_endpoints( $backend ) {
-		$response = wp_remote_get(
-			self::OAS_URL,
-			array(
-				'headers' => array(
-					'Accept'     => 'application/json',
-					'Host'       => 'developers.brevo.com',
-					'Referer'    => 'https://developers.brevo.com/reference/get_companies',
-					'Alt-Used'   => 'developers.brevo.com',
-					'User-Agent' => 'Mozilla/5.0 (X11; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0',
-				),
-			)
-		);
+	public function get_endpoints( $backend, $method = null ) {
+		if ( function_exists( 'yaml_parse' ) ) {
+			$response = wp_remote_get( self::OAS_URL );
 
-		if ( is_wp_error( $response ) ) {
-			return array();
-		}
+			if ( ! is_wp_error( $response ) ) {
+				$data = yaml_parse( $response['body'] );
 
-		$data        = json_decode( $response['body'], true );
-		$oa_explorer = new OpenAPI( $data['oasDefinition'] );
+				if ( $data ) {
+					$oa_explorer = new OpenAPI( $data );
 
-		$paths = $oa_explorer->paths();
+					$paths = $oa_explorer->paths();
 
-		return array_map(
-			function ( $path ) {
-				return '/v3' . $path;
-			},
-			$paths,
-		);
+					if ( $method ) {
+						$method       = strtolower( $method );
+						$method_paths = array();
+
+						foreach ( $paths as $path ) {
+							$path_obj = $oa_explorer->path_obj( $path );
+
+							if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+								$method_paths[] = $path;
+							}
+						}
+
+						$paths = $method_paths;
+					}
+
+					return array_map(
+						function ( $path ) {
+							return '/v3' . $path;
+						},
+						$paths,
+					);
+				}
+			}
+
+			return array( '/v3/contacts' );
+		}
 	}
 
 	/**
diff --git a/forms-bridge/addons/dolibarr/class-dolibarr-addon.php b/forms-bridge/addons/dolibarr/class-dolibarr-addon.php
index 9f398437..8f606373 100644
--- a/forms-bridge/addons/dolibarr/class-dolibarr-addon.php
+++ b/forms-bridge/addons/dolibarr/class-dolibarr-addon.php
@@ -157,6 +157,62 @@ public function get_endpoint_schema( $endpoint, $backend, $method = null ) {
 
 		return $fields;
 	}
+
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$bridge = new Dolibarr_Form_Bridge(
+			array(
+				'name'     => '__dolibarr-' . time(),
+				'endpoint' => self::SWAGGER_ENDPOINT,
+				'backend'  => $backend,
+				'method'   => 'GET',
+			)
+		);
+
+		$response = $bridge->submit();
+
+		if ( is_wp_error( $response ) ) {
+			return array();
+		}
+
+		$version = $response['data']['swagger'] ?? null;
+		if ( ! $version ) {
+			return array();
+		}
+
+		$oa_explorer = new OpenAPI( $response['data'] );
+
+		$paths = $oa_explorer->paths();
+
+		if ( $method ) {
+			$method       = strtolower( $method );
+			$method_paths = array();
+
+			foreach ( $paths as $path ) {
+				$path_obj = $oa_explorer->path_obj( $path );
+
+				if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+					$method_paths[] = $path;
+				}
+			}
+
+			$paths = $method_paths;
+		}
+
+		return array_map(
+			function ( $path ) {
+				return '/api/index.php' . $path;
+			},
+			$paths,
+		);
+	}
 }
 
 Dolibarr_Addon::setup();
diff --git a/forms-bridge/addons/financoop/class-financoop-addon.php b/forms-bridge/addons/financoop/class-financoop-addon.php
index cbde8b4e..42c1715c 100644
--- a/forms-bridge/addons/financoop/class-financoop-addon.php
+++ b/forms-bridge/addons/financoop/class-financoop-addon.php
@@ -69,6 +69,22 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		return array(
+			'/api/campaign/{campaign_id}/subscription_request',
+			'/api/campaign/{campaign_id}/donation_request',
+			'/api/campaign/{campaign_id}/loan_request',
+		);
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields
 	 * and accepted content type.
diff --git a/forms-bridge/addons/gcalendar/class-gcalendar-addon.php b/forms-bridge/addons/gcalendar/class-gcalendar-addon.php
index 5985589d..6cb32604 100644
--- a/forms-bridge/addons/gcalendar/class-gcalendar-addon.php
+++ b/forms-bridge/addons/gcalendar/class-gcalendar-addon.php
@@ -130,6 +130,29 @@ public function fetch( $endpoint, $backend ) {
 		return $response;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$response = $this->fetch( null, $backend );
+
+		if ( is_wp_error( $response ) || empty( $response['data']['items'] ) ) {
+			return array();
+		}
+
+		return array_map(
+			function ( $calendar ) {
+				return '/calendar/v3/calendars/' . $calendar['id'] . '/events';
+			},
+			$response['data']['items']
+		);
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields
 	 * and accepted content type.
diff --git a/forms-bridge/addons/gsheets/class-gsheets-addon.php b/forms-bridge/addons/gsheets/class-gsheets-addon.php
index 9379e030..1cd1db2f 100644
--- a/forms-bridge/addons/gsheets/class-gsheets-addon.php
+++ b/forms-bridge/addons/gsheets/class-gsheets-addon.php
@@ -152,6 +152,29 @@ public function fetch( $endpoint, $backend ) {
 		return $response;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$response = $this->fetch( null, $backend );
+
+		if ( is_wp_error( $response ) || empty( $response['data']['files'] ) ) {
+			return array();
+		}
+
+		return array_map(
+			function ( $file ) {
+				return '/v4/spreadsheets/' . $file['id'];
+			},
+			$response['data']['files']
+		);
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields
 	 * and accepted content type.
diff --git a/forms-bridge/addons/holded/class-holded-addon.php b/forms-bridge/addons/holded/class-holded-addon.php
index 90cbe362..8ad44cba 100644
--- a/forms-bridge/addons/holded/class-holded-addon.php
+++ b/forms-bridge/addons/holded/class-holded-addon.php
@@ -91,6 +91,74 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$paths = array();
+
+		foreach ( self::OAS_URLS as $module => $oas_path ) {
+			$oas_url = self::OAS_BASE_URL . $oas_path . '?dereference=false&reduce=false';
+
+			$response = wp_remote_get(
+				$oas_url,
+				array(
+					'headers' => array(
+						'Accept'     => 'application/json',
+						'Host'       => 'developers.holded.com',
+						'Alt-Used'   => 'developers.holded.com',
+						'Referer'    => 'https://developers.holded.com/reference/list-contacts-1',
+						'User-Agent' => 'Mozilla/5.0 (X11; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0',
+					),
+				),
+			);
+
+			if ( is_wp_error( $response ) ) {
+				continue;
+			}
+
+			$data = json_decode( $response['body'], true );
+			if ( ! $data ) {
+				continue;
+			}
+
+			$oa_explorer = new OpenAPI( $data['data']['api']['schema'] );
+
+			$module_paths = $oa_explorer->paths();
+
+			if ( $method ) {
+				$method       = strtolower( $method );
+				$method_paths = array();
+
+				foreach ( $module_paths as $path ) {
+					$path_obj = $oa_explorer->path_obj( $path );
+
+					if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+						$method_paths[] = $path;
+					}
+				}
+
+				$module_paths = $method_paths;
+			}
+
+			$module_paths = array_map(
+				function ( $path ) use ( $module ) {
+					return '/api/' . $module . '/v1' . $path;
+				},
+				$module_paths,
+			);
+
+			$paths = array_merge( $paths, $module_paths );
+		}
+
+		return $paths;
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields
 	 * and accepted content type.
diff --git a/forms-bridge/addons/listmonk/class-listmonk-addon.php b/forms-bridge/addons/listmonk/class-listmonk-addon.php
index 51903e95..c17a1112 100644
--- a/forms-bridge/addons/listmonk/class-listmonk-addon.php
+++ b/forms-bridge/addons/listmonk/class-listmonk-addon.php
@@ -78,34 +78,50 @@ public function ping( $backend ) {
 	/**
 	 * Fetch available models from the OAS spec.
 	 *
-	 * @param Backend $backend HTTP backend object.
+	 * @param string      $backend Backend name.
+	 * @param string|null $method HTTP method.
 	 *
 	 * @return array
 	 *
 	 * @todo Implementar el endpoint de consulta de endpoints disponibles.
 	 */
-	public function get_endpoints( $backend ) {
+	public function get_endpoints( $backend, $method = null ) {
 		if ( function_exists( 'yaml_parse' ) ) {
 			$response = wp_remote_get( self::OAS_URL );
 
 			if ( ! is_wp_error( $response ) ) {
 				$data = yaml_parse( $response['body'] );
 
-				$oa_explorer = new OpenAPI( $data );
-				$paths       = $oa_explorer->paths();
+				if ( $data ) {
+					$oa_explorer = new OpenAPI( $data );
+					$paths       = $oa_explorer->paths();
+
+					if ( $method ) {
+						$method       = strtolower( $method );
+						$method_paths = array();
+
+						foreach ( $paths as $path ) {
+							$path_obj = $oa_explorer->path_obj( $path );
 
-				return array_map(
-					function ( $path ) {
-						return '/api' . $path;
-					},
-					$paths
-				);
+							if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+								$method_paths[] = $path;
+							}
+						}
+
+						$paths = $method_paths;
+					}
+
+					return array_map(
+						function ( $path ) {
+							return '/api' . $path;
+						},
+						$paths
+					);
+				}
 			}
 		}
 
-		return array(
-			'/api/subscribers',
-		);
+		return array( '/api/subscribers' );
 	}
 
 	/**
diff --git a/forms-bridge/addons/mailchimp/class-mailchimp-addon.php b/forms-bridge/addons/mailchimp/class-mailchimp-addon.php
index 1ad5ace3..ae208de6 100644
--- a/forms-bridge/addons/mailchimp/class-mailchimp-addon.php
+++ b/forms-bridge/addons/mailchimp/class-mailchimp-addon.php
@@ -76,6 +76,62 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$response = wp_remote_get(
+			self::SWAGGER_URL,
+			array(
+				'headers' => array(
+					'Accept'     => 'application/json',
+					'Host'       => 'mailchimp.com',
+					'Referer'    => 'https://mailchimp.com/developer/marketing/api/',
+					'User-Agent' => 'Mozilla/5.0 (X11; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0',
+				),
+			),
+		);
+
+		if ( ! is_wp_error( $response ) ) {
+			$data = json_decode( $response['body'], true );
+
+			if ( $data ) {
+				$oa_explorer = new OpenAPI( $data );
+
+				$paths = $oa_explorer->paths();
+
+				if ( $method ) {
+					$method       = strtolower( $method );
+					$method_paths = array();
+
+					foreach ( $paths as $path ) {
+						$path_obj = $oa_explorer->path_obj( $path );
+
+						if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+							$method_paths[] = $path;
+						}
+					}
+
+					$paths = $method_paths;
+				}
+
+				return array_map(
+					function ( $path ) {
+						return '/3.0' . $path;
+					},
+					$paths,
+				);
+			}
+		}
+
+		return array( '/3.0/lists/{list_id}/members' );
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields
 	 * and accepted content type.
diff --git a/forms-bridge/addons/odoo/class-odoo-addon.php b/forms-bridge/addons/odoo/class-odoo-addon.php
index 824bcde2..3e80d536 100644
--- a/forms-bridge/addons/odoo/class-odoo-addon.php
+++ b/forms-bridge/addons/odoo/class-odoo-addon.php
@@ -93,13 +93,14 @@ public function fetch( $endpoint, $backend ) {
 	/**
 	 * Fetch available models from the backend
 	 *
-	 * @param Backend $backend HTTP backend object.
+	 * @param string      $backend Backend name.
+	 * @param string|null $method RPC method.
 	 *
 	 * @return array
 	 *
 	 * @todo Implementar el endpoint de consulta de endpoints disponibles.
 	 */
-	public function get_endpoints( $backend ) {
+	public function get_endpoints( $backend, $method = null ) {
 		$bridge = new Odoo_Form_Bridge(
 			array(
 				'name'     => '__odoo-' . time(),
diff --git a/forms-bridge/addons/rocketchat/class-rocketchat-addon.php b/forms-bridge/addons/rocketchat/class-rocketchat-addon.php
index 10829b22..8a866b62 100644
--- a/forms-bridge/addons/rocketchat/class-rocketchat-addon.php
+++ b/forms-bridge/addons/rocketchat/class-rocketchat-addon.php
@@ -76,6 +76,50 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Fetch available models from the OAS spec.
+	 *
+	 * @param string      $backend Backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array
+	 *
+	 * @todo Implementar el endpoint de consulta de endpoints disponibles.
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		if ( function_exists( 'yaml_parse' ) ) {
+			$response = wp_remote_get( self::OAS_URL );
+
+			if ( ! is_wp_error( $response ) ) {
+				$data = yaml_parse( $response['body'] );
+
+				if ( $data ) {
+					$oa_explorer = new OpenAPI( $data );
+					$paths       = $oa_explorer->paths();
+
+					if ( $method ) {
+						$method       = strtolower( $method );
+						$method_paths = array();
+
+						foreach ( $paths as $path ) {
+							$path_obj = $oa_explorer->path_obj( $path );
+
+							if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+								$method_paths[] = $path;
+							}
+						}
+
+						$paths = $method_paths;
+					}
+
+					return $paths;
+				}
+			}
+		}
+
+		return array( '/api/v1/chat.postMessage' );
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields.
 	 *
diff --git a/forms-bridge/addons/slack/class-slack-addon.php b/forms-bridge/addons/slack/class-slack-addon.php
index bcda565e..9f9dc55d 100644
--- a/forms-bridge/addons/slack/class-slack-addon.php
+++ b/forms-bridge/addons/slack/class-slack-addon.php
@@ -76,6 +76,53 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Fetch available models from the OAS spec.
+	 *
+	 * @param string      $backend Backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array
+	 *
+	 * @todo Implementar el endpoint de consulta de endpoints disponibles.
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$response = wp_remote_get( self::OAS_URL );
+
+		if ( ! is_wp_error( $response ) ) {
+			$data = json_decode( $response['body'], true );
+
+			if ( $data ) {
+				$oa_explorer = new OpenAPI( $data );
+				$paths       = $oa_explorer->paths();
+
+				if ( $method ) {
+					$method       = strtolower( $method );
+					$method_paths = array();
+
+					foreach ( $paths as $path ) {
+						$path_obj = $oa_explorer->path_obj( $path );
+
+						if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+							$method_paths[] = $path;
+						}
+					}
+
+					$paths = $method_paths;
+				}
+
+				return array_map(
+					function ( $path ) {
+						return '/api' . $path;
+					},
+					$paths,
+				);
+			}
+		}
+
+		return array( '/api/chat.postMessage' );
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields.
 	 *
diff --git a/forms-bridge/addons/suitecrm/class-suitecrm-addon.php b/forms-bridge/addons/suitecrm/class-suitecrm-addon.php
index f261def8..73e8ecda 100644
--- a/forms-bridge/addons/suitecrm/class-suitecrm-addon.php
+++ b/forms-bridge/addons/suitecrm/class-suitecrm-addon.php
@@ -94,11 +94,12 @@ public function fetch( $endpoint, $backend ) {
 	/**
 	 * Fetch available modules from the backend.
 	 *
-	 * @param Backend $backend HTTP backend object.
+	 * @param string      $backend Backend name.
+	 * @param string|null $method API method.
 	 *
 	 * @return array
 	 */
-	public function get_endpoints( $backend ) {
+	public function get_endpoints( $backend, $method = null ) {
 		$bridge = new SuiteCRM_Form_Bridge(
 			array(
 				'name'     => '__suitecrm-' . time(),
diff --git a/forms-bridge/addons/vtiger/class-vtiger-addon.php b/forms-bridge/addons/vtiger/class-vtiger-addon.php
index a0f213f2..ab0453b7 100644
--- a/forms-bridge/addons/vtiger/class-vtiger-addon.php
+++ b/forms-bridge/addons/vtiger/class-vtiger-addon.php
@@ -98,11 +98,12 @@ public function fetch( $endpoint, $backend ) {
 	/**
 	 * Fetch available modules from the backend.
 	 *
-	 * @param Backend $backend HTTP backend object.
+	 * @param string      $backend HTTP backend object.
+	 * @param string|null $method API method.
 	 *
 	 * @return array
 	 */
-	public function get_endpoints( $backend ) {
+	public function get_endpoints( $backend, $method = null ) {
 		$bridge = new Vtiger_Form_Bridge(
 			array(
 				'name'     => '__vtiger-' . time(),
diff --git a/forms-bridge/addons/zoho/class-zoho-addon.php b/forms-bridge/addons/zoho/class-zoho-addon.php
index 70c127b5..5ddee35b 100644
--- a/forms-bridge/addons/zoho/class-zoho-addon.php
+++ b/forms-bridge/addons/zoho/class-zoho-addon.php
@@ -102,6 +102,38 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		$bridge = new Zoho_Form_Bridge(
+			array(
+				'name'     => '__zoho-' . time(),
+				'endpoint' => '/crm/v7/settings/modules',
+				'method'   => 'GET',
+				'backend'  => $backend,
+			)
+		);
+
+		$response = $bridge->submit();
+
+		if ( is_wp_error( $response ) ) {
+			return array();
+		}
+
+		return array_map(
+			function ( $module ) {
+				return '/crm/v7/' . $module['api_name'];
+			},
+			$response['data']['modules'],
+		);
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields.
 	 *
diff --git a/forms-bridge/addons/zoho/hooks.php b/forms-bridge/addons/zoho/hooks.php
index bd270dca..a2303bb9 100644
--- a/forms-bridge/addons/zoho/hooks.php
+++ b/forms-bridge/addons/zoho/hooks.php
@@ -107,7 +107,7 @@ function ( $defaults, $addon, $schema ) {
 						'name'     => 'scope',
 						'label'    => __( 'Scope', 'forms-bridge' ),
 						'type'     => 'text',
-						'value'    => 'ZohoCRM.modules.ALL,ZohoCRM.settings.layouts.READ,ZohoCRM.users.READ',
+						'value'    => 'ZohoCRM.modules.ALL,ZohoCRM.settings.modules.READ,ZohoCRM.settings.layouts.READ,ZohoCRM.users.READ',
 						'required' => true,
 					),
 					array(
@@ -174,7 +174,7 @@ function ( $defaults, $addon, $schema ) {
 					'name'          => '',
 					'schema'        => 'Bearer',
 					'oauth_url'     => 'https://accounts.{region}/oauth/v2',
-					'scope'         => 'ZohoCRM.modules.ALL,ZohoCRM.settings.layouts.READ,ZohoCRM.users.READ',
+					'scope'         => 'ZohoCRM.modules.ALL,ZohoCRM.settings.modules.READ,ZohoCRM.settings.layouts.READ,ZohoCRM.users.READ',
 					'client_id'     => '',
 					'client_secret' => '',
 					'access_token'  => '',
diff --git a/forms-bridge/addons/zulip/class-zulip-addon.php b/forms-bridge/addons/zulip/class-zulip-addon.php
index b37d6fc2..8643804c 100644
--- a/forms-bridge/addons/zulip/class-zulip-addon.php
+++ b/forms-bridge/addons/zulip/class-zulip-addon.php
@@ -77,6 +77,55 @@ public function ping( $backend ) {
 		return true;
 	}
 
+	/**
+	 * Fetch available models from the OAS spec.
+	 *
+	 * @param string      $backend Backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array
+	 *
+	 * @todo Implementar el endpoint de consulta de endpoints disponibles.
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		if ( function_exists( 'yaml_parse' ) ) {
+			$response = wp_remote_get( self::OAS_URL );
+
+			if ( ! is_wp_error( $response ) ) {
+				$data = yaml_parse( $response['body'] );
+
+				if ( $data ) {
+					$oa_explorer = new OpenAPI( $data );
+					$paths       = $oa_explorer->paths();
+
+					if ( $method ) {
+						$method       = strtolower( $method );
+						$method_paths = array();
+
+						foreach ( $paths as $path ) {
+							$path_obj = $oa_explorer->path_obj( $path );
+
+							if ( $path_obj && isset( $path_obj[ $method ] ) ) {
+								$method_paths[] = $path;
+							}
+						}
+
+						$paths = $method_paths;
+					}
+
+					return array_map(
+						function ( $path ) {
+							return '/api/v1' . $path;
+						},
+						$paths,
+					);
+				}
+			}
+		}
+
+		return array( '/api/v1/messages' );
+	}
+
 	/**
 	 * Performs an introspection of the backend endpoint and returns API fields.
 	 *
diff --git a/forms-bridge/includes/class-addon.php b/forms-bridge/includes/class-addon.php
index 93092be9..a722cb9d 100644
--- a/forms-bridge/includes/class-addon.php
+++ b/forms-bridge/includes/class-addon.php
@@ -595,6 +595,18 @@ public function get_endpoint_schema( $endpoint, $backend, $method = null ) {
 		return array();
 	}
 
+	/**
+	 * Performs an introspection of the backend API and returns a list of available endpoints.
+	 *
+	 * @param string      $backend Target backend name.
+	 * @param string|null $method HTTP method.
+	 *
+	 * @return array|WP_Error
+	 */
+	public function get_endpoints( $backend, $method = null ) {
+		return array();
+	}
+
 	/**
 	 * Get posts from the database based on a post type and an addon name.
 	 *
diff --git a/forms-bridge/includes/class-rest-settings-controller.php b/forms-bridge/includes/class-rest-settings-controller.php
index 789896b1..3bced50e 100644
--- a/forms-bridge/includes/class-rest-settings-controller.php
+++ b/forms-bridge/includes/class-rest-settings-controller.php
@@ -332,10 +332,7 @@ private static function register_backend_routes() {
 						'callback'            => static function ( $request ) use ( $addon ) {
 							return self::ping_backend( $addon, $request );
 						},
-						'permission_callback' => array(
-							self::class,
-							'permission_callback',
-						),
+						'permission_callback' => array( self::class, 'permission_callback' ),
 						'args'                => array(
 							'backend'    => FBAPI::get_backend_schema(),
 							'credential' => FBAPI::get_credential_schema(),
@@ -344,6 +341,27 @@ private static function register_backend_routes() {
 				)
 			);
 
+			register_rest_route(
+				'forms-bridge/v1',
+				"/{$addon}/backend/endpoints",
+				array(
+					array(
+						'methods'             => WP_REST_Server::CREATABLE,
+						'callback'            => static function ( $request ) use ( $addon ) {
+							return self::get_backend_endpoints( $addon, $request );
+						},
+						'permission_callback' => array( self::class, 'permission_callback' ),
+						'args'                => array(
+							'backend' => FBAPI::get_backend_schema(),
+							'method'  => array(
+								'description' => __( 'HTTP method used to filter the list of endpoints', 'forms-bridge' ),
+								'type'        => 'string',
+							),
+						),
+					),
+				),
+			);
+
 			register_rest_route(
 				'forms-bridge/v1',
 				"/{$addon}/backend/endpoint/schema",
@@ -353,25 +371,16 @@ private static function register_backend_routes() {
 						'callback'            => static function ( $request ) use ( $addon ) {
 							return self::get_endpoint_schema( $addon, $request );
 						},
-						'permission_callback' => array(
-							self::class,
-							'permission_callback',
-						),
+						'permission_callback' => array( self::class, 'permission_callback' ),
 						'args'                => array(
 							'backend'  => FBAPI::get_backend_schema(),
 							'endpoint' => array(
-								'description' => __(
-									'Target endpoint name',
-									'forms-bridge'
-								),
+								'description' => __( 'Target endpoint name', 'forms-bridge' ),
 								'type'        => 'string',
 								'required'    => true,
 							),
 							'method'   => array(
-								'description' => __(
-									'HTTP method',
-									'forms-bridge',
-								),
+								'description' => __( 'HTTP method', 'forms-bridge' ),
 								'type'        => 'string',
 							),
 						),
@@ -818,6 +827,39 @@ private static function ping_backend( $addon, $request ) {
 		return array( 'success' => $result );
 	}
 
+	/**
+	 * Backend endpoints route callback.
+	 *
+	 * @param string          $addon Addon name.
+	 * @param WP_REST_Request $request Request object.
+	 *
+	 * @return array|WP_Error
+	 */
+	private static function get_backend_endpoints( $addon, $request ) {
+		$handler = self::prepare_addon_backend_request_handler( $addon, $request );
+
+		if ( is_wp_error( $handler ) ) {
+			return $handler;
+		}
+
+		[$addon, $backend] = $handler;
+
+		$endpoints = $addon->get_endpoints( $backend, $request['method'] );
+
+		if ( is_wp_error( $endpoints ) ) {
+			$error = self::internal_server_error();
+			$error->add(
+				$endpoints->get_error_code(),
+				$endpoints->get_error_message(),
+				$endpoints->get_error_data()
+			);
+
+			return $error;
+		}
+
+		return $endpoints;
+	}
+
 	/**
 	 * Backend endpoint schema route callback.
 	 *
@@ -827,10 +869,7 @@ private static function ping_backend( $addon, $request ) {
 	 * @return array|WP_Error
 	 */
 	private static function get_endpoint_schema( $addon, $request ) {
-		$handler = self::prepare_addon_backend_request_handler(
-			$addon,
-			$request
-		);
+		$handler = self::prepare_addon_backend_request_handler( $addon, $request );
 
 		if ( is_wp_error( $handler ) ) {
 			return $handler;
diff --git a/src/components/Bridge/Fields.jsx b/src/components/Bridge/Fields.jsx
index 102e1180..a4815138 100644
--- a/src/components/Bridge/Fields.jsx
+++ b/src/components/Bridge/Fields.jsx
@@ -2,8 +2,9 @@ import { useBackends } from "../../hooks/useHttp";
 import { useForms } from "../../providers/Forms";
 import { isset, prependEmptyOption } from "../../lib/utils";
 import FieldWrapper from "../FieldWrapper";
+import { useApiEndpoints } from "../../providers/ApiSchema";
 
-const { TextControl, SelectControl } = wp.components;
+const { BaseControl, SelectControl } = wp.components;
 const { useEffect, useMemo } = wp.element;
 
 export const INTERNALS = [
@@ -45,6 +46,8 @@ export default function BridgeFields({ data, setData, schema, errors = {} }) {
       });
   }, [forms]);
 
+  const endpoints = useApiEndpoints();
+
   const fields = useMemo(() => {
     if (!schema) return [];
 
@@ -135,6 +138,7 @@ export default function BridgeFields({ data, setData, schema, errors = {} }) {
               label={field.label}
               value={data[field.name] || ""}
               setValue={(value) => setData({ ...data, [field.name]: value })}
+              datalist={field.name === "endpoint" ? endpoints : []}
             />
           );
         case "select":
@@ -152,18 +156,41 @@ export default function BridgeFields({ data, setData, schema, errors = {} }) {
     });
 }
 
-export function StringField({ label, value, setValue, error, disabled }) {
+export function StringField({
+  label,
+  value,
+  setValue,
+  error,
+  disabled,
+  datalist = [],
+}) {
   return (
     <FieldWrapper>
-      <TextControl
-        disabled={disabled}
-        label={label}
-        value={value}
-        onChange={setValue}
-        help={error}
-        __nextHasNoMarginBottom
-        __next40pxDefaultSize
-      />
+      <BaseControl label={label} help={error}>
+        <input
+          name={label}
+          type="text"
+          list={"datalist-" + label}
+          value={value}
+          onChange={(ev) => setValue(ev.target.value)}
+          disabled={disabled}
+          style={{
+            height: "40px",
+            paddingRight: "12px",
+            paddingLeft: "12px",
+            borderColor: "var(--wp-components-color-gray-600,#949494)",
+            fontSize: "13px",
+            width: "100%",
+            border: "1px solid #949494",
+            borderRadius: "2px",
+          }}
+        />
+        <datalist id={"datalist-" + label}>
+          {datalist.map((endpoint) => (
+            <option value={endpoint}></option>
+          ))}
+        </datalist>
+      </BaseControl>
     </FieldWrapper>
   );
 }
diff --git a/src/providers/ApiSchema.jsx b/src/providers/ApiSchema.jsx
index ef2e9ca2..4e5e2085 100644
--- a/src/providers/ApiSchema.jsx
+++ b/src/providers/ApiSchema.jsx
@@ -11,32 +11,78 @@ export default function ApiSchemaProvider({ children, bridge }) {
   const [addon] = useTab();
   const [backends] = useBackends();
 
-  const [loading, setLoading] = useState(false);
+  const [loadingEndpoints, setLoadingEndpoints] = useState(false);
+  const [loadingSchema, setLoadingSchema] = useState(false);
+
+  const endpoints = useRef(new Map()).current;
   const schemas = useRef(new Map()).current;
-  const [, updates] = useState(0);
+
+  const [, endpointUpdates] = useState(0);
+  const [, schemaUpdates] = useState(0);
 
   const backend = useMemo(
     () => backends.find(({ name }) => bridge?.backend === name),
     [backends, bridge]
   );
 
-  const key = useMemo(
-    () =>
-      JSON.stringify({
-        method: bridge?.method,
-        endpoint: bridge?.endpoint,
-        backend,
-      }),
-    [bridge?.endpoint, bridge?.method, backend]
-  );
+  const endpointsKey = useMemo(() => {
+    if (!backend?.name) return "";
+
+    return JSON.stringify({
+      addon,
+      method: bridge?.method || "",
+      backend: backend?.name,
+    });
+  }, [addon, bridge?.method, backend?.name]);
+
+  const addEndpoints = (key, list) => {
+    endpoints.set(key, list);
+    endpointUpdates((i) => i + 1);
+  };
+
+  const fetchEndpoints = (key, method, backend) => {
+    setLoadingEndpoints(true);
+
+    apiFetch({
+      path: `forms-bridge/v1/${addon}/backend/endpoints`,
+      method: "POST",
+      data: { method, backend },
+    })
+      .then((endpoints) => addEndpoints(key, endpoints))
+      .catch(() => addEndpoints(key, []))
+      .finally(() => setLoadingEndpoints(false));
+  };
+
+  const endpointsTimeout = useRef();
+  useEffect(() => {
+    clearTimeout(endpointsTimeout.current);
+
+    if (!bridge || loadingEndpoints || endpoints.get(endpointsKey)) return;
+
+    endpointsTimeout.current = setTimeout(
+      () => fetchEndpoints(endpointsKey, bridge.method, backend),
+      400
+    );
+  }, [endpointsKey, bridge, backend]);
+
+  const schemaKey = useMemo(() => {
+    if (!bridge?.method || !backend?.name) return "";
+
+    return JSON.stringify({
+      addon,
+      method: bridge.method,
+      endpoint: bridge.endpoint || "/",
+      backend: backend.name,
+    });
+  }, [addon, bridge?.method, bridge?.endpoint, backend?.name]);
 
   const addSchema = (key, schema) => {
     schemas.set(key, schema);
-    updates((i) => i + 1);
+    schemaUpdates((i) => i + 1);
   };
 
-  const fetch = (key, { endpoint, method }, backend) => {
-    setLoading(true);
+  const fetchSchema = (key, endpoint, method, backend) => {
+    setLoadingSchema(true);
 
     apiFetch({
       path: `forms-bridge/v1/${addon}/backend/endpoint/schema`,
@@ -45,27 +91,40 @@ export default function ApiSchemaProvider({ children, bridge }) {
     })
       .then((schema) => addSchema(key, schema))
       .catch(() => addSchema(key, []))
-      .finally(() => setLoading(false));
+      .finally(() => setLoadingSchema(false));
   };
 
-  const timeout = useRef();
+  const schemaTimeout = useRef();
   useEffect(() => {
-    clearTimeout(timeout.current);
+    clearTimeout(schemaTimeout.current);
 
-    if (!backend || !bridge?.endpoint || loading || schemas.get(key)) return;
+    if (!bridge || !backend || loadingSchema || schemas.get(schemaKey)) return;
 
-    timeout.current = setTimeout(() => fetch(key, bridge, backend), 400);
-  }, [key, bridge, backend]);
+    schemaTimeout.current = setTimeout(
+      () =>
+        fetchSchema(schemaKey, bridge.endpoint || "/", bridge.method, backend),
+      400
+    );
+  }, [schemaKey, bridge, backend]);
 
-  const schema = schemas.get(key);
   return (
-    <ApiSchemaContext.Provider value={schema}>
+    <ApiSchemaContext.Provider
+      value={{
+        schema: schemas.get(schemaKey),
+        endpoints: endpoints.get(endpointsKey),
+      }}
+    >
       {children}
     </ApiSchemaContext.Provider>
   );
 }
 
 export function useApiFields() {
-  const schema = useContext(ApiSchemaContext);
+  const { schema } = useContext(ApiSchemaContext);
   return schema || [];
 }
+
+export function useApiEndpoints() {
+  const { endpoints } = useContext(ApiSchemaContext);
+  return endpoints || [];
+}