diff --git a/dcp.schema.json b/dcp.schema.json
new file mode 100644
index 0000000..e874136
--- /dev/null
+++ b/dcp.schema.json
@@ -0,0 +1,207 @@
+{
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "$id": "https://raw.githubusercontent.com/Opencode-DCP/opencode-dynamic-context-pruning/main/dcp.schema.json",
+    "title": "DCP Plugin Configuration",
+    "description": "Configuration schema for the OpenCode Dynamic Context Pruning plugin",
+    "type": "object",
+    "additionalProperties": false,
+    "properties": {
+        "$schema": {
+            "type": "string",
+            "description": "JSON Schema reference for IDE autocomplete"
+        },
+        "enabled": {
+            "type": "boolean",
+            "default": true,
+            "description": "Enable or disable the DCP plugin"
+        },
+        "debug": {
+            "type": "boolean",
+            "default": false,
+            "description": "Enable debug logging"
+        },
+        "pruneNotification": {
+            "type": "string",
+            "enum": ["off", "minimal", "detailed"],
+            "default": "detailed",
+            "description": "Level of notification shown when pruning occurs"
+        },
+        "turnProtection": {
+            "type": "object",
+            "description": "Protect recent tool outputs from being pruned",
+            "additionalProperties": false,
+            "properties": {
+                "enabled": {
+                    "type": "boolean",
+                    "default": false,
+                    "description": "Enable turn-based protection"
+                },
+                "turns": {
+                    "type": "number",
+                    "default": 4,
+                    "description": "Number of recent turns to protect from pruning"
+                }
+            }
+        },
+        "protectedFilePatterns": {
+            "type": "array",
+            "items": {
+                "type": "string"
+            },
+            "default": [],
+            "description": "Glob patterns for files that should be protected from pruning (e.g., '**/*.config.ts')"
+        },
+        "tools": {
+            "type": "object",
+            "description": "Configuration for pruning tools",
+            "additionalProperties": false,
+            "properties": {
+                "settings": {
+                    "type": "object",
+                    "description": "General tool settings",
+                    "additionalProperties": false,
+                    "properties": {
+                        "nudgeEnabled": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Enable nudge reminders to prune context"
+                        },
+                        "nudgeFrequency": {
+                            "type": "number",
+                            "default": 10,
+                            "description": "Frequency of nudge reminders (in turns)"
+                        },
+                        "protectedTools": {
+                            "type": "array",
+                            "items": {
+                                "type": "string"
+                            },
+                            "default": [
+                                "task",
+                                "todowrite",
+                                "todoread",
+                                "discard",
+                                "extract",
+                                "batch",
+                                "write",
+                                "edit"
+                            ],
+                            "description": "Tool names that should be protected from automatic pruning"
+                        }
+                    }
+                },
+                "discard": {
+                    "type": "object",
+                    "description": "Configuration for the discard tool",
+                    "additionalProperties": false,
+                    "properties": {
+                        "enabled": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Enable the discard tool"
+                        }
+                    }
+                },
+                "extract": {
+                    "type": "object",
+                    "description": "Configuration for the extract tool",
+                    "additionalProperties": false,
+                    "properties": {
+                        "enabled": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Enable the extract tool"
+                        },
+                        "showDistillation": {
+                            "type": "boolean",
+                            "default": false,
+                            "description": "Show distillation output in the UI"
+                        }
+                    }
+                }
+            }
+        },
+        "strategies": {
+            "type": "object",
+            "description": "Automatic pruning strategies",
+            "additionalProperties": false,
+            "properties": {
+                "deduplication": {
+                    "type": "object",
+                    "description": "Remove duplicate tool outputs",
+                    "additionalProperties": false,
+                    "properties": {
+                        "enabled": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Enable deduplication strategy"
+                        },
+                        "protectedTools": {
+                            "type": "array",
+                            "items": {
+                                "type": "string"
+                            },
+                            "default": [
+                                "task",
+                                "todowrite",
+                                "todoread",
+                                "discard",
+                                "extract",
+                                "batch",
+                                "write",
+                                "edit"
+                            ],
+                            "description": "Tool names excluded from deduplication"
+                        }
+                    }
+                },
+                "supersedeWrites": {
+                    "type": "object",
+                    "description": "Replace older write/edit outputs when new ones target the same file",
+                    "additionalProperties": false,
+                    "properties": {
+                        "enabled": {
+                            "type": "boolean",
+                            "default": false,
+                            "description": "Enable supersede writes strategy"
+                        }
+                    }
+                },
+                "purgeErrors": {
+                    "type": "object",
+                    "description": "Remove tool outputs that resulted in errors",
+                    "additionalProperties": false,
+                    "properties": {
+                        "enabled": {
+                            "type": "boolean",
+                            "default": true,
+                            "description": "Enable purge errors strategy"
+                        },
+                        "turns": {
+                            "type": "number",
+                            "default": 4,
+                            "description": "Number of turns after which errors are purged"
+                        },
+                        "protectedTools": {
+                            "type": "array",
+                            "items": {
+                                "type": "string"
+                            },
+                            "default": [
+                                "task",
+                                "todowrite",
+                                "todoread",
+                                "discard",
+                                "extract",
+                                "batch",
+                                "write",
+                                "edit"
+                            ],
+                            "description": "Tool names excluded from error purging"
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/lib/config.ts b/lib/config.ts
index 1104c0c..d0c436d 100644
--- a/lib/config.ts
+++ b/lib/config.ts
@@ -488,6 +488,7 @@ function createDefaultConfig(): void {
     }
 
     const configContent = `{
+  "$schema": "https://raw.githubusercontent.com/Opencode-DCP/opencode-dynamic-context-pruning/main/dcp.schema.json",
   // Enable or disable the plugin
   "enabled": true,
   // Enable debug logging to ~/.config/opencode/logs/dcp/