diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 71506b0..eb72bce 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@serve.zone/interfaces',
-  version: '1.0.30',
+  version: '1.0.31',
   description: 'interfaces for working with containers'
 }
diff --git a/ts/index.ts b/ts/index.ts
index 6972202..e992c34 100644
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -1,7 +1,9 @@
 import * as data from './data/index.js';
+import * as platformservice from './platformservice/index.js';
 import * as requests from './requests/index.js';
 
 export {
   data,
+  platformservice,
   requests
 }
diff --git a/ts/platformservice/00readme.md b/ts/platformservice/00readme.md
new file mode 100644
index 0000000..a160700
--- /dev/null
+++ b/ts/platformservice/00readme.md
@@ -0,0 +1 @@
+The platform folder contains types that can be used for talking with the underlying platform by apps running on serve.zone.
\ No newline at end of file
diff --git a/ts/platformservice/aibridge.ts b/ts/platformservice/aibridge.ts
new file mode 100644
index 0000000..54e51dc
--- /dev/null
+++ b/ts/platformservice/aibridge.ts
@@ -0,0 +1,23 @@
+import * as plugins from '../plugins.js';
+
+export interface IChat {
+  systemMessage: string;
+  messages: {
+    role: 'assistant' | 'user';
+    content: string;
+  }[];
+}
+
+export interface IReq_Chat extends plugins.typedrequestInterfaces.implementsTR<
+  plugins.typedrequestInterfaces.ITypedRequest,
+  IReq_Chat
+>  {
+  method: 'chat',
+  request: {
+    chat: IChat;
+  };
+  response: {
+    chat: IChat;
+    latestMessage: string;
+  }
+}
\ No newline at end of file
diff --git a/ts/platformservice/index.ts b/ts/platformservice/index.ts
new file mode 100644
index 0000000..162a6ae
--- /dev/null
+++ b/ts/platformservice/index.ts
@@ -0,0 +1,11 @@
+import * as aibridge from './aibridge.js';
+import * as letter from './letter.js';
+import * as mta from './mta.js';
+import * as sms from './sms.js';
+
+export {
+  aibridge,
+  letter,
+  mta,
+  sms,
+}
diff --git a/ts/platformservice/letter.ts b/ts/platformservice/letter.ts
new file mode 100644
index 0000000..e69de29
diff --git a/ts/platformservice/mta.ts b/ts/platformservice/mta.ts
new file mode 100644
index 0000000..a9d4985
--- /dev/null
+++ b/ts/platformservice/mta.ts
@@ -0,0 +1,39 @@
+import * as plugins from '../plugins.js';
+
+export type TTemplates = 'default' | 'linkaction' | 'notification';
+
+export interface IRequestSendEmail extends plugins.typedrequestInterfaces.implementsTR<
+  plugins.typedrequestInterfaces.ITypedRequest,
+  IRequestSendEmail
+> {
+  method: 'sendEmail';
+  request: {
+    title: string;
+    from: string;
+    to: string;
+    body: string;
+    attachments?: Array<{
+      name: string;
+      binaryAttachmentString: string;
+    }>
+  };
+  response: {
+    /**
+     * the response id allows for handling of responses to that email
+     */
+    responseId: string;
+  };
+}
+
+export interface IRequestRegisterRecipient extends plugins.typedrequestInterfaces.implementsTR<
+  plugins.typedrequestInterfaces.ITypedRequest,
+  IRequestRegisterRecipient
+> {
+  method: 'registerRecepient';
+  request: {
+    emailAddress: string;
+  };
+  response: {
+    status: 'ok' | 'not ok';
+  };
+}
diff --git a/ts/platformservice/sms.ts b/ts/platformservice/sms.ts
new file mode 100644
index 0000000..9150c99
--- /dev/null
+++ b/ts/platformservice/sms.ts
@@ -0,0 +1,33 @@
+import * as plugins from '../plugins.js';
+
+export interface IRequest_SendSms
+  extends plugins.typedrequestInterfaces.implementsTR<
+    plugins.typedrequestInterfaces.ITypedRequest,
+    IRequest_SendSms
+  > {
+    method: 'sendSms';
+    request: {
+      toNumber: number;
+      fromName: string;
+      messageText: string;
+    };
+    response: {
+      status: 'ok' | 'not ok';
+    }
+  }
+
+  export interface IRequest_SendVerificationCode
+  extends plugins.typedrequestInterfaces.implementsTR<
+    plugins.typedrequestInterfaces.ITypedRequest,
+    IRequest_SendVerificationCode
+  > {
+    method: 'sendVerificationCode';
+    request: {
+      toNumber: number;
+      fromName: string;
+    };
+    response: {
+      status: 'ok' | 'not ok';
+      verificationCode: string;
+    }
+  }