diff --git a/app/controllers/api/v1/accounts/contacts_controller.rb b/app/controllers/api/v1/accounts/contacts_controller.rb
index b9b9ffafe..444f0c918 100644
--- a/app/controllers/api/v1/accounts/contacts_controller.rb
+++ b/app/controllers/api/v1/accounts/contacts_controller.rb
@@ -79,6 +79,7 @@ class Api::V1::Accounts::ContactsController < Api::V1::Accounts::BaseController
     @resolved_contacts = Current.account.contacts
                                 .where.not(email: [nil, ''])
                                 .or(Current.account.contacts.where.not(phone_number: [nil, '']))
+                                .or(Current.account.contacts.where.not(identifier: [nil, '']))
     @resolved_contacts = @resolved_contacts.tagged_with(params[:labels], any: true) if params[:labels].present?
     @resolved_contacts
   end
diff --git a/app/controllers/api/v1/accounts/inboxes_controller.rb b/app/controllers/api/v1/accounts/inboxes_controller.rb
index d492b0d9e..59ab107dc 100644
--- a/app/controllers/api/v1/accounts/inboxes_controller.rb
+++ b/app/controllers/api/v1/accounts/inboxes_controller.rb
@@ -1,12 +1,15 @@
 class Api::V1::Accounts::InboxesController < Api::V1::Accounts::BaseController
   before_action :fetch_inbox, except: [:index, :create]
   before_action :fetch_agent_bot, only: [:set_agent_bot]
-  before_action :check_authorization
+  # we are already handling the authorization in fetch inbox
+  before_action :check_authorization, except: [:show]
 
   def index
     @inboxes = policy_scope(Current.account.inboxes.order_by_name.includes(:channel, { avatar_attachment: [:blob] }))
   end
 
+  def show; end
+
   def assignable_agents
     @assignable_agents = (Current.account.users.where(id: @inbox.members.select(:user_id)) + Current.account.administrators).uniq
   end
diff --git a/app/views/api/v1/accounts/inboxes/show.json.jbuilder b/app/views/api/v1/accounts/inboxes/show.json.jbuilder
new file mode 100644
index 000000000..981c1dec0
--- /dev/null
+++ b/app/views/api/v1/accounts/inboxes/show.json.jbuilder
@@ -0,0 +1 @@
+json.partial! 'api/v1/models/inbox.json.jbuilder', resource: @inbox
diff --git a/config/routes.rb b/config/routes.rb
index d89332be4..836acee04 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -97,7 +97,7 @@ Rails.application.routes.draw do
           end
           resources :custom_attribute_definitions, only: [:index, :show, :create, :update, :destroy]
           resources :custom_filters, only: [:index, :show, :create, :update, :destroy]
-          resources :inboxes, only: [:index, :create, :update, :destroy] do
+          resources :inboxes, only: [:index, :show, :create, :update, :destroy] do
             get :assignable_agents, on: :member
             get :campaigns, on: :member
             get :agent_bot, on: :member
diff --git a/spec/builders/contact_builder_spec.rb b/spec/builders/contact_builder_spec.rb
index b5249ada4..5687ce470 100644
--- a/spec/builders/contact_builder_spec.rb
+++ b/spec/builders/contact_builder_spec.rb
@@ -3,7 +3,7 @@ require 'rails_helper'
 describe ::ContactBuilder do
   let(:account) { create(:account) }
   let(:inbox) { create(:inbox, account: account) }
-  let(:contact) { create(:contact, account: account, identifier: '123') }
+  let(:contact) { create(:contact, email: 'xyc@example.com', phone_number: '+23423424123', account: account, identifier: '123') }
   let(:existing_contact_inbox) { create(:contact_inbox, contact: contact, inbox: inbox) }
 
   describe '#perform' do
diff --git a/spec/builders/contact_inbox_builder_spec.rb b/spec/builders/contact_inbox_builder_spec.rb
index fead65f36..d0eca0e29 100644
--- a/spec/builders/contact_inbox_builder_spec.rb
+++ b/spec/builders/contact_inbox_builder_spec.rb
@@ -2,7 +2,7 @@ require 'rails_helper'
 
 describe ::ContactInboxBuilder do
   let(:account) { create(:account) }
-  let(:contact) { create(:contact, account: account) }
+  let(:contact) { create(:contact, email: 'xyc@example.com', phone_number: '+23423424123', account: account) }
 
   describe '#perform' do
     describe 'twilio sms inbox' do
diff --git a/spec/controllers/api/v1/accounts/contacts_controller_spec.rb b/spec/controllers/api/v1/accounts/contacts_controller_spec.rb
index dedd34e3c..4b6bbf6db 100644
--- a/spec/controllers/api/v1/accounts/contacts_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/contacts_controller_spec.rb
@@ -14,10 +14,10 @@ RSpec.describe 'Contacts API', type: :request do
 
     context 'when it is an authenticated user' do
       let(:admin) { create(:user, account: account, role: :administrator) }
-      let!(:contact) { create(:contact, account: account) }
+      let!(:contact) { create(:contact, :with_email, account: account) }
       let!(:contact_inbox) { create(:contact_inbox, contact: contact) }
 
-      it 'returns all contacts with contact inboxes' do
+      it 'returns all resolved contacts along with contact inboxes' do
         get "/api/v1/accounts/#{account.id}/contacts",
             headers: admin.create_new_auth_token,
             as: :json
@@ -52,8 +52,8 @@ RSpec.describe 'Contacts API', type: :request do
         expect(response_body['payload'].first['last_seen_at']).present?
       end
 
-      it 'filters contacts based on label filter' do
-        contact_with_label1, contact_with_label2 = FactoryBot.create_list(:contact, 2, account: account)
+      it 'filters resolved contacts based on label filter' do
+        contact_with_label1, contact_with_label2 = FactoryBot.create_list(:contact, 2, :with_email, account: account)
         contact_with_label1.update_labels(['label1'])
         contact_with_label2.update_labels(['label2'])
 
@@ -126,7 +126,7 @@ RSpec.describe 'Contacts API', type: :request do
             as: :json
 
         expect(response).to have_http_status(:success)
-        expect(response.body).not_to include(contact.email)
+        expect(response.body).not_to include(contact.name)
       end
 
       it 'returns all contacts who are online' do
@@ -137,7 +137,7 @@ RSpec.describe 'Contacts API', type: :request do
             as: :json
 
         expect(response).to have_http_status(:success)
-        expect(response.body).to include(contact.email)
+        expect(response.body).to include(contact.name)
       end
     end
   end
@@ -153,10 +153,10 @@ RSpec.describe 'Contacts API', type: :request do
 
     context 'when it is an authenticated user' do
       let(:admin) { create(:user, account: account, role: :administrator) }
-      let!(:contact1) { create(:contact, account: account) }
-      let!(:contact2) { create(:contact, name: 'testcontact', account: account, email: 'test@test.com') }
+      let!(:contact1) { create(:contact, :with_email, account: account) }
+      let!(:contact2) { create(:contact, :with_email, name: 'testcontact', account: account, email: 'test@test.com') }
 
-      it 'returns all contacts with contact inboxes' do
+      it 'returns all resolved contacts with contact inboxes' do
         get "/api/v1/accounts/#{account.id}/contacts/search",
             params: { q: contact2.email },
             headers: admin.create_new_auth_token,
@@ -189,7 +189,7 @@ RSpec.describe 'Contacts API', type: :request do
         expect(response.body).not_to include(contact1.email)
       end
 
-      it 'matches the contact respecting the identifier character casing' do
+      it 'matches the resolved contact respecting the identifier character casing' do
         contact_normal = create(:contact, name: 'testcontact', account: account, identifier: 'testidentifer')
         contact_special = create(:contact, name: 'testcontact', account: account, identifier: 'TestIdentifier')
         get "/api/v1/accounts/#{account.id}/contacts/search",
@@ -224,7 +224,7 @@ RSpec.describe 'Contacts API', type: :request do
             as: :json
 
         expect(response).to have_http_status(:success)
-        expect(response.body).to include(contact.email)
+        expect(response.body).to include(contact.name)
       end
     end
   end
diff --git a/spec/controllers/api/v1/accounts/inboxes_controller_spec.rb b/spec/controllers/api/v1/accounts/inboxes_controller_spec.rb
index 1b7262ba8..d769302a2 100644
--- a/spec/controllers/api/v1/accounts/inboxes_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/inboxes_controller_spec.rb
@@ -44,6 +44,51 @@ RSpec.describe 'Inboxes API', type: :request do
     end
   end
 
+  describe 'GET /api/v1/accounts/{account.id}/inboxes/{inbox.id}' do
+    let(:inbox) { create(:inbox, account: account) }
+
+    context 'when it is an unauthenticated user' do
+      it 'returns unauthorized' do
+        get "/api/v1/accounts/#{account.id}/inboxes/#{inbox.id}"
+
+        expect(response).to have_http_status(:unauthorized)
+      end
+    end
+
+    context 'when it is an authenticated user' do
+      let(:agent) { create(:user, account: account, role: :agent) }
+      let(:admin) { create(:user, account: account, role: :administrator) }
+      let(:inbox) { create(:inbox, account: account) }
+
+      it 'returns unauthorized for an agent who is not assigned' do
+        get "/api/v1/accounts/#{account.id}/inboxes/#{inbox.id}",
+            headers: agent.create_new_auth_token,
+            as: :json
+
+        expect(response).to have_http_status(:unauthorized)
+      end
+
+      it 'returns the inbox if administrator' do
+        get "/api/v1/accounts/#{account.id}/inboxes/#{inbox.id}",
+            headers: admin.create_new_auth_token,
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        expect(JSON.parse(response.body, symbolize_names: true)[:id]).to eq(inbox.id)
+      end
+
+      it 'returns the inbox if assigned inbox is assigned as agent' do
+        create(:inbox_member, user: agent, inbox: inbox)
+        get "/api/v1/accounts/#{account.id}/inboxes/#{inbox.id}",
+            headers: agent.create_new_auth_token,
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        expect(JSON.parse(response.body, symbolize_names: true)[:id]).to eq(inbox.id)
+      end
+    end
+  end
+
   describe 'GET /api/v1/accounts/{account.id}/inboxes/{inbox.id}/assignable_agents' do
     let(:inbox) { create(:inbox, account: account) }
 
diff --git a/spec/controllers/public/api/v1/inbox/messages_controller_spec.rb b/spec/controllers/public/api/v1/inbox/messages_controller_spec.rb
index 7390d4dd9..530efc4be 100644
--- a/spec/controllers/public/api/v1/inbox/messages_controller_spec.rb
+++ b/spec/controllers/public/api/v1/inbox/messages_controller_spec.rb
@@ -2,7 +2,7 @@ require 'rails_helper'
 
 RSpec.describe 'Public Inbox Contact Conversation Messages API', type: :request do
   let!(:api_channel) { create(:channel_api) }
-  let!(:contact) { create(:contact) }
+  let!(:contact) { create(:contact, phone_number: '+324234324', email: 'dfsadf@sfsda.com') }
   let!(:contact_inbox) { create(:contact_inbox, contact: contact, inbox: api_channel.inbox) }
   let!(:conversation)  { create(:conversation, contact: contact, contact_inbox: contact_inbox) }
 
diff --git a/spec/factories/contacts.rb b/spec/factories/contacts.rb
index 68ca981e0..14da11a67 100644
--- a/spec/factories/contacts.rb
+++ b/spec/factories/contacts.rb
@@ -3,9 +3,15 @@
 FactoryBot.define do
   factory :contact do
     sequence(:name) { |n| "Contact #{n}" }
-    sequence(:email) { |n| "contact-#{n}@example.com" }
-    phone_number { Faker::PhoneNumber.cell_phone_in_e164 }
     avatar { fixture_file_upload(Rails.root.join('spec/assets/avatar.png'), 'image/png') }
     account
+
+    trait :with_email do
+      sequence(:email) { |n| "contact-#{n}@example.com" }
+    end
+
+    trait :with_phone_number do
+      phone_number { Faker::PhoneNumber.cell_phone_in_e164 }
+    end
   end
 end
diff --git a/spec/factories/conversations.rb b/spec/factories/conversations.rb
index 6c7054a51..6f2bc34ef 100644
--- a/spec/factories/conversations.rb
+++ b/spec/factories/conversations.rb
@@ -13,7 +13,7 @@ FactoryBot.define do
         account: conversation.account,
         channel: create(:channel_widget, account: conversation.account)
       )
-      conversation.contact ||= create(:contact, account: conversation.account)
+      conversation.contact ||= create(:contact, :with_email, account: conversation.account)
       conversation.contact_inbox ||= create(:contact_inbox, contact: conversation.contact, inbox: conversation.inbox)
     end
   end
diff --git a/spec/services/contacts/contactable_inboxes_service_spec.rb b/spec/services/contacts/contactable_inboxes_service_spec.rb
index 03a4981e7..64c2e4ff5 100644
--- a/spec/services/contacts/contactable_inboxes_service_spec.rb
+++ b/spec/services/contacts/contactable_inboxes_service_spec.rb
@@ -2,7 +2,7 @@ require 'rails_helper'
 
 describe Contacts::ContactableInboxesService do
   let(:account) { create(:account) }
-  let(:contact) { create(:contact, account: account) }
+  let(:contact) { create(:contact, account: account, email: 'contact@example.com', phone_number: '+2320000') }
   let!(:twilio_sms) { create(:channel_twilio_sms, account: account) }
   let!(:twilio_sms_inbox) { create(:inbox, channel: twilio_sms, account: account) }
   let!(:twilio_whatsapp) { create(:channel_twilio_sms, medium: :whatsapp, account: account) }
diff --git a/spec/services/twilio/oneoff_sms_campaign_service_spec.rb b/spec/services/twilio/oneoff_sms_campaign_service_spec.rb
index aaa027930..ff63759cb 100644
--- a/spec/services/twilio/oneoff_sms_campaign_service_spec.rb
+++ b/spec/services/twilio/oneoff_sms_campaign_service_spec.rb
@@ -34,7 +34,7 @@ describe Twilio::OneoffSmsCampaignService do
     end
 
     it 'send messages to contacts in the audience and marks the campaign completed' do
-      contact_with_label1, contact_with_label2, contact_with_both_labels = FactoryBot.create_list(:contact, 3, account: account)
+      contact_with_label1, contact_with_label2, contact_with_both_labels = FactoryBot.create_list(:contact, 3, :with_phone_number, account: account)
       contact_with_label1.update_labels([label1.title])
       contact_with_label2.update_labels([label2.title])
       contact_with_both_labels.update_labels([label1.title, label2.title])
diff --git a/swagger/definitions/request/contact/create.yml b/swagger/definitions/request/contact/create.yml
index 26e04463a..c2b010892 100644
--- a/swagger/definitions/request/contact/create.yml
+++ b/swagger/definitions/request/contact/create.yml
@@ -15,3 +15,6 @@ properties:
   identifier: 
     type: string
     description: A unique identifier for the contact in external system
+  custom_attributes:
+    type: object
+    description: An object where you can store custom attributes for contact. example {"type":"customer", "age":30}
diff --git a/swagger/definitions/request/contact/update.yml b/swagger/definitions/request/contact/update.yml
index 7e3d8fc36..c1baac66e 100644
--- a/swagger/definitions/request/contact/update.yml
+++ b/swagger/definitions/request/contact/update.yml
@@ -12,3 +12,7 @@ properties:
   identifier: 
     type: string
     description: A unique identifier for the contact in external system
+  custom_attributes:
+    type: object
+    description: An object where you can store custom attributes for contact. example {"type":"customer", "age":30}
+
diff --git a/swagger/paths/contact/conversations.yml b/swagger/paths/contact/conversations.yml
index 83ef815e3..7d4b507b9 100644
--- a/swagger/paths/contact/conversations.yml
+++ b/swagger/paths/contact/conversations.yml
@@ -2,8 +2,10 @@ get:
   tags:
     - Contact
   operationId: contactConversations
-  summary: Conversations
+  summary: Contact Conversations
+  description: Get conversations associated to that contact
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: id
       in: path
       type: number
diff --git a/swagger/paths/contact/crud.yml b/swagger/paths/contact/crud.yml
index 09f02d886..fafa89cb4 100644
--- a/swagger/paths/contact/crud.yml
+++ b/swagger/paths/contact/crud.yml
@@ -3,7 +3,9 @@ get:
     - Contact
   operationId: contactDetails
   summary: Show Contact
+  description: Get a contact belonging to the account using ID
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: id
       in: path
       type: number
@@ -24,7 +26,9 @@ put:
     - Contact
   operationId: contactUpdate
   summary: Update Contact
+  description: Update a contact belonging to the account using ID
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: id
       in: path
       type: number
diff --git a/swagger/paths/contact/list_create.yml b/swagger/paths/contact/list_create.yml
index d0fcb5fd7..a80311d32 100644
--- a/swagger/paths/contact/list_create.yml
+++ b/swagger/paths/contact/list_create.yml
@@ -2,9 +2,10 @@ get:
   tags:
     - Contact
   operationId: contactList
-  description: Listing all the contacts with pagination (Page size = 15)
+  description: Listing all the resolved contacts with pagination (Page size = 15) . Resolved contacts are the ones with a value for identifier, email or phone number
   summary: List Contacts
   parameters:
+    - $ref: '#/parameters/account_id'
     - $ref: '#/parameters/contact_sort_param'
     - $ref: '#/parameters/page'
   responses:
@@ -21,9 +22,10 @@ post:
   tags:
     - Contact
   operationId: contactCreate
-  description: Create New Contact
+  description: Create a new Contact
   summary: Create Contact
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: data
       in: body
       required: true
diff --git a/swagger/paths/contact/search.yml b/swagger/paths/contact/search.yml
index 84e782d2d..e413863bd 100644
--- a/swagger/paths/contact/search.yml
+++ b/swagger/paths/contact/search.yml
@@ -2,9 +2,10 @@ get:
   tags:
     - Contact
   operationId: contactSearch
-  description: Search the contacts using a search key, currently supports email search (Page size = 15)
+  description: Search the resolved contacts using a search key, currently supports email search (Page size = 15). Resolved contacts are the ones with a value for identifier, email or phone number
   summary: Search Contacts
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: q
       in: query
       type: string
diff --git a/swagger/paths/contact_inboxes/create.yml b/swagger/paths/contact_inboxes/create.yml
index a8069b4b6..210949ebf 100644
--- a/swagger/paths/contact_inboxes/create.yml
+++ b/swagger/paths/contact_inboxes/create.yml
@@ -5,6 +5,12 @@ post:
   description: Create a contact inbox record for an inbox
   summary: Create contact inbox
   parameters:
+    - $ref: '#/parameters/account_id'
+    - name: id
+      in: path
+      type: number
+      description: ID of the contact
+      required: true
     - name: data
       in: body
       required: true
diff --git a/swagger/paths/contactable_inboxes/get.yml b/swagger/paths/contactable_inboxes/get.yml
index 5e6b651cb..23ce37788 100644
--- a/swagger/paths/contactable_inboxes/get.yml
+++ b/swagger/paths/contactable_inboxes/get.yml
@@ -4,6 +4,13 @@ get:
   operationId: contactableInboxesGet
   description: Get List of contactable Inboxes
   summary: Get Contactable Inboxes
+  parameters:
+    - $ref: '#/parameters/account_id'
+    - name: id
+      in: path
+      type: number
+      description: ID of the contact
+      required: true
   responses:
     200:
       description: Success
diff --git a/swagger/paths/inboxes/create.yml b/swagger/paths/inboxes/create.yml
index 42cf660d5..3cb30689e 100644
--- a/swagger/paths/inboxes/create.yml
+++ b/swagger/paths/inboxes/create.yml
@@ -5,6 +5,7 @@ post:
   summary: Create an inbox
   description: You can create more than one website inbox in each account
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: data
       in: body
       required: true
diff --git a/swagger/paths/inboxes/get_agent_bot.yml b/swagger/paths/inboxes/get_agent_bot.yml
index 0f6c610cc..b77e7e06a 100644
--- a/swagger/paths/inboxes/get_agent_bot.yml
+++ b/swagger/paths/inboxes/get_agent_bot.yml
@@ -5,6 +5,7 @@ get:
   summary: Show Inbox Agent Bot
   description: See if an agent bot is associated to the Inbox
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: id
       in: path
       type: number
diff --git a/swagger/paths/inboxes/index.yml b/swagger/paths/inboxes/index.yml
index 7b5b29445..714ff87e7 100644
--- a/swagger/paths/inboxes/index.yml
+++ b/swagger/paths/inboxes/index.yml
@@ -4,6 +4,8 @@ get:
   operationId: listAllInboxes
   summary: List all inboxes
   description: List all inboxes available in the current account
+  parameters:
+    - $ref: '#/parameters/account_id'
   responses:
     200:
       description: Success
diff --git a/swagger/paths/inboxes/set_agent_bot.yml b/swagger/paths/inboxes/set_agent_bot.yml
index c5f0ef792..fbe0c03ab 100644
--- a/swagger/paths/inboxes/set_agent_bot.yml
+++ b/swagger/paths/inboxes/set_agent_bot.yml
@@ -5,6 +5,7 @@ post:
   summary: Add or remove agent bot
   description: To add an agent bot pass agent_bot id, to remove agent bot from an inbox pass null
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: id
       in: path
       type: number
diff --git a/swagger/paths/inboxes/show.yml b/swagger/paths/inboxes/show.yml
new file mode 100644
index 000000000..92811190a
--- /dev/null
+++ b/swagger/paths/inboxes/show.yml
@@ -0,0 +1,22 @@
+get:
+  tags:
+    - Inbox
+  operationId: GetInboxe
+  summary: Get an inbox
+  description: Get an inbox available in the current account
+  parameters:
+    - $ref: '#/parameters/account_id'
+    - name: id
+      in: path
+      type: number
+      description: ID of the inbox
+      required: true
+  responses:
+    200:
+      description: Success
+      schema:
+          $ref: '#/definitions/inbox'
+    404:
+      description: Inbox not found
+    403:
+      description: Access denied
diff --git a/swagger/paths/inboxes/update.yml b/swagger/paths/inboxes/update.yml
index fe2d360b6..90a3d13ce 100644
--- a/swagger/paths/inboxes/update.yml
+++ b/swagger/paths/inboxes/update.yml
@@ -5,6 +5,7 @@ patch:
   summary: Update Inbox
   description: Add avatar and disable auto assignment for an inbox
   parameters:
+    - $ref: '#/parameters/account_id'
     - name: id
       in: path
       type: number
diff --git a/swagger/paths/index.yml b/swagger/paths/index.yml
index 10062dc42..d0388e092 100644
--- a/swagger/paths/index.yml
+++ b/swagger/paths/index.yml
@@ -198,6 +198,8 @@ public/api/v1/inboxes/{inbox_identifier}/contacts/{contact_identifier}/conversat
 # Inboxes
 /api/v1/accounts/{account_id}/inboxes:
   $ref: ./inboxes/index.yml
+/api/v1/accounts/{account_id}/inboxes/{id}/:
+  $ref: ./inboxes/show.yml
 /api/v1/accounts/{account_id}/inboxes/:
   $ref: ./inboxes/create.yml
 /api/v1/accounts/{account_id}/inboxes/{id}:
diff --git a/swagger/swagger.json b/swagger/swagger.json
index 94c472908..562f9a0f7 100644
--- a/swagger/swagger.json
+++ b/swagger/swagger.json
@@ -1109,9 +1109,12 @@
           "Contact"
         ],
         "operationId": "contactList",
-        "description": "Listing all the contacts with pagination (Page size = 15)",
+        "description": "Listing all the resolved contacts with pagination (Page size = 15) . Resolved contacts are the ones with a value for identifier, email or phone number",
         "summary": "List Contacts",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "$ref": "#/parameters/contact_sort_param"
           },
@@ -1139,9 +1142,12 @@
           "Contact"
         ],
         "operationId": "contactCreate",
-        "description": "Create New Contact",
+        "description": "Create a new Contact",
         "summary": "Create Contact",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "data",
             "in": "body",
@@ -1174,7 +1180,11 @@
         ],
         "operationId": "contactDetails",
         "summary": "Show Contact",
+        "description": "Get a contact belonging to the account using ID",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "id",
             "in": "path",
@@ -1204,7 +1214,11 @@
         ],
         "operationId": "contactUpdate",
         "summary": "Update Contact",
+        "description": "Update a contact belonging to the account using ID",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "id",
             "in": "path",
@@ -1243,8 +1257,12 @@
           "Contact"
         ],
         "operationId": "contactConversations",
-        "summary": "Conversations",
+        "summary": "Contact Conversations",
+        "description": "Get conversations associated to that contact",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "id",
             "in": "path",
@@ -1275,9 +1293,12 @@
           "Contact"
         ],
         "operationId": "contactSearch",
-        "description": "Search the contacts using a search key, currently supports email search (Page size = 15)",
+        "description": "Search the resolved contacts using a search key, currently supports email search (Page size = 15). Resolved contacts are the ones with a value for identifier, email or phone number",
         "summary": "Search Contacts",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "q",
             "in": "query",
@@ -1321,6 +1342,16 @@
         "description": "Create a contact inbox record for an inbox",
         "summary": "Create contact inbox",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
+          {
+            "name": "id",
+            "in": "path",
+            "type": "number",
+            "description": "ID of the contact",
+            "required": true
+          },
           {
             "name": "data",
             "in": "body",
@@ -1367,6 +1398,18 @@
         "operationId": "contactableInboxesGet",
         "description": "Get List of contactable Inboxes",
         "summary": "Get Contactable Inboxes",
+        "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
+          {
+            "name": "id",
+            "in": "path",
+            "type": "number",
+            "description": "ID of the contact",
+            "required": true
+          }
+        ],
         "responses": {
           "200": {
             "description": "Success",
@@ -1847,6 +1890,11 @@
         "operationId": "listAllInboxes",
         "summary": "List all inboxes",
         "description": "List all inboxes available in the current account",
+        "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          }
+        ],
         "responses": {
           "200": {
             "description": "Success",
@@ -1867,6 +1915,42 @@
         }
       }
     },
+    "/api/v1/accounts/{account_id}/inboxes/{id}/": {
+      "get": {
+        "tags": [
+          "Inbox"
+        ],
+        "operationId": "GetInboxe",
+        "summary": "Get an inbox",
+        "description": "Get an inbox available in the current account",
+        "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
+          {
+            "name": "id",
+            "in": "path",
+            "type": "number",
+            "description": "ID of the inbox",
+            "required": true
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Success",
+            "schema": {
+              "$ref": "#/definitions/inbox"
+            }
+          },
+          "404": {
+            "description": "Inbox not found"
+          },
+          "403": {
+            "description": "Access denied"
+          }
+        }
+      }
+    },
     "/api/v1/accounts/{account_id}/inboxes/": {
       "post": {
         "tags": [
@@ -1876,6 +1960,9 @@
         "summary": "Create an inbox",
         "description": "You can create more than one website inbox in each account",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "data",
             "in": "body",
@@ -1951,6 +2038,9 @@
         "summary": "Update Inbox",
         "description": "Add avatar and disable auto assignment for an inbox",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "id",
             "in": "path",
@@ -2033,6 +2123,9 @@
         "summary": "Show Inbox Agent Bot",
         "description": "See if an agent bot is associated to the Inbox",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "id",
             "in": "path",
@@ -2066,6 +2159,9 @@
         "summary": "Add or remove agent bot",
         "description": "To add an agent bot pass agent_bot id, to remove agent bot from an inbox pass null",
         "parameters": [
+          {
+            "$ref": "#/parameters/account_id"
+          },
           {
             "name": "id",
             "in": "path",
@@ -3522,6 +3618,10 @@
         "identifier": {
           "type": "string",
           "description": "A unique identifier for the contact in external system"
+        },
+        "custom_attributes": {
+          "type": "object",
+          "description": "An object where you can store custom attributes for contact. example {\"type\":\"customer\", \"age\":30}"
         }
       }
     },
@@ -3543,6 +3643,10 @@
         "identifier": {
           "type": "string",
           "description": "A unique identifier for the contact in external system"
+        },
+        "custom_attributes": {
+          "type": "object",
+          "description": "An object where you can store custom attributes for contact. example {\"type\":\"customer\", \"age\":30}"
         }
       }
     },