diff --git a/plugin/hermes_meshtastic/adapter.py b/plugin/hermes_meshtastic/adapter.py
index f902b60..5f8fefa 100644
--- a/plugin/hermes_meshtastic/adapter.py
+++ b/plugin/hermes_meshtastic/adapter.py
@@ -14,13 +14,24 @@ import time
 from typing import Any, Dict, List, Optional
 
 try:
-    from gateway.platforms.base import BasePlatformAdapter, SendResult
-    from gateway.platforms.event import MessageEvent, MessageType
+    from gateway.platforms.base import (
+        BasePlatformAdapter,
+        MessageEvent,
+        MessageType,
+        SendResult,
+    )
 except ImportError:
     # Allow importing and testing utility functions without gateway in environment
     class BasePlatformAdapter:  # type: ignore[no-redef]
-        def __init__(self, config: Any):
+        def __init__(self, config: Any, platform: Any = "meshtastic"):
             self.config = config
+            self.platform = platform
+
+        def build_source(self, **kwargs):
+            return kwargs
+
+        async def handle_message(self, event: Any) -> None:
+            pass
 
     class SendResult:  # type: ignore[no-redef]
         def __init__(self, success: bool, message_id: Optional[str] = None, error: Optional[str] = None):
@@ -107,7 +118,7 @@ class MeshtasticAdapter(BasePlatformAdapter):
     """Hermes gateway adapter for Meshtastic LoRa radios over TCP."""
 
     def __init__(self, config: Any):
-        super().__init__(config)
+        super().__init__(config, platform="meshtastic")
         self.extra = getattr(config, "extra", {}) or {}
         self.host = self.extra.get("host", "meshtastic.local")
         self.port = int(self.extra.get("port", 4403))
@@ -191,24 +202,32 @@ class MeshtasticAdapter(BasePlatformAdapter):
             to_id = packet.get("toId")
             is_dm = to_id != "^all" and packet.get("to") == my_node_num
             chat_id = from_id if is_dm else f"channel_{ch}"
+            chat_type = "dm" if is_dm else "channel"
 
             rx_snr = packet.get("rxSnr", 0.0)
-            hop_limit = packet.get("hopLimit", 0)
             logger.info(
                 "[Meshtastic] Inbound message from %s on ch=%s (is_dm=%s, SNR=%.1fdB): %s",
                 from_id, ch, is_dm, rx_snr, text
             )
 
-            # Build Hermes MessageEvent
-            event = MessageEvent(
-                platform="meshtastic",
-                message_type=MessageType.TEXT,
-                text=text,
-                sender_id=from_id,
-                sender_name=from_id,
+            # Build Hermes SessionSource and MessageEvent
+            source = self.build_source(
                 chat_id=chat_id,
+                chat_name=f"Meshtastic {chat_id}",
+                chat_type=chat_type,
+                user_id=from_id,
+                user_name=from_id,
+                message_id=str(packet.get("id", int(time.time()))),
+            )
+
+            event = MessageEvent(
+                text=text,
+                message_type=MessageType.TEXT,
+                user_id=from_id,
+                user_name=from_id,
+                source=source,
+                raw_message=packet,
                 message_id=str(packet.get("id", int(time.time()))),
-                raw_event=packet,
             )
 
             if self._loop and self._loop.is_running():
@@ -217,18 +236,18 @@ class MeshtasticAdapter(BasePlatformAdapter):
         except Exception as exc:
             logger.exception("[Meshtastic] Error processing received packet: %s", exc)
 
-    async def send_message(
+    async def send(
         self,
         chat_id: str,
-        message: str,
-        reply_to_id: Optional[str] = None,
-        **kwargs: Any,
+        content: str,
+        reply_to: Optional[str] = None,
+        metadata: Optional[Dict[str, Any]] = None,
     ) -> SendResult:
-        """Send a message out over LoRa."""
+        """Send a message out over LoRa (implements BasePlatformAdapter.send)."""
         if not self._connected or not self._iface:
             return SendResult(success=False, error="Meshtastic radio not connected")
 
-        clean_text = strip_markdown(message)
+        clean_text = strip_markdown(content)
         chunks = chunk_text(clean_text, MAX_LORA_MESSAGE_LENGTH)
 
         # Destination: if chat_id starts with '!', it is a direct node ID
@@ -265,6 +284,14 @@ class MeshtasticAdapter(BasePlatformAdapter):
             logger.exception("[Meshtastic] Failed to send message: %s", exc)
             return SendResult(success=False, error=str(exc))
 
+    async def get_chat_info(self, chat_id: str) -> Dict[str, Any]:
+        """Get chat/channel info (implements BasePlatformAdapter.get_chat_info)."""
+        is_dm = chat_id.startswith("!")
+        return {
+            "name": f"Node {chat_id}" if is_dm else f"Channel {chat_id}",
+            "type": "dm" if is_dm else "channel",
+        }
+
     async def disconnect(self) -> None:
         """Disconnect and clean up resources."""
         self._running = False
diff --git a/plugin/pyproject.toml b/plugin/pyproject.toml
index 68b02b0..e5f95f4 100644
--- a/plugin/pyproject.toml
+++ b/plugin/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "hermes-meshtastic"
-version = "0.1.1"
+version = "0.1.2"
 description = "Meshtastic LoRa mesh gateway adapter plugin for Hermes Agent"
 readme = "README.md"
 requires-python = ">=3.10"