diff --git a/Makefile b/Makefile
index a788364..1089c2c 100644
--- a/Makefile
+++ b/Makefile
@@ -36,6 +36,8 @@ proto: ## Generate Python, TS, and ML stubs from proto definitions
 		--ts_proto_opt=esModuleInterop=true,forceLong=string,outputServices=false,outputJsonMethods=false,outputClientImpl=false,outputEncodeMethods=false,outputPartialMethods=false,outputTypeRegistry=false,onlyTypes=true,snakeToCamel=false \
 		--proto_path=$(PROTO_DIR) \
 		$(PROTO_DIR)/agent.proto
+	# Generate JSON schema from compiled python stubs
+	$(MAKE) api-schema
 
 # ── Auto-Format ──────────────────────────────────────────────────
 .PHONY: format format-api format-web format-engine format-server format-integrations
@@ -99,7 +101,7 @@ inf-health: ## Check ML service health
 	@echo "── STT ──"
 
 # ── Studio API Utilities ─────────────────────────────────────────
-.PHONY: api-dev api-serve api-migrate api-migration api-clean api-env-schema
+.PHONY: api-dev api-serve api-migrate api-migration api-clean api-env-schema api-schema
 
 api-dev: ## Install Studio API dev dependencies
 	cd $(API_DIR) && uv sync
@@ -111,6 +113,9 @@ api-env-schema: ## Gen Studio API .env.example
 	cd $(API_DIR) && uv run python -m scripts.dump_env_schema > .env.example
 	@echo "✓ .env.example updated"
 
+api-schema: ## Regenerate JSON Schema for Agent configs (from Pydantic + Proto)
+	cd $(API_DIR) && uv run python -m scripts.generate_schema
+
 api-migrate: ## Run Studio API db migrations
 	cd $(API_DIR) && uv run alembic upgrade head
 
diff --git a/studio/api/app/schemas/agent.py b/studio/api/app/schemas/agent.py
index 3c56b87..ca0ee55 100644
--- a/studio/api/app/schemas/agent.py
+++ b/studio/api/app/schemas/agent.py
@@ -18,7 +18,7 @@
 
 from app.models.agent import AgentStatus
 
-FULL_CONFIG_SCHEMA_URL = "https://feros.ai/schemas/agent-config-v1.schema.json"
+FULL_CONFIG_SCHEMA_URL = "https://feros.ai/schemas/agent-config-v3.schema.json"
 
 # ── Tool Config (used inside AgentConfig) ──────────────────────────
 
diff --git a/studio/api/scripts/generate_schema.py b/studio/api/scripts/generate_schema.py
new file mode 100644
index 0000000..36df312
--- /dev/null
+++ b/studio/api/scripts/generate_schema.py
@@ -0,0 +1,105 @@
+import json
+import os
+import warnings
+warnings.filterwarnings("ignore", category=DeprecationWarning)
+from google.protobuf.descriptor import FieldDescriptor
+from app.schemas.agent import AgentFullConfig
+from app.schemas import agent_pb2
+
+def field_type_to_schema(field):
+    if field.type == FieldDescriptor.TYPE_STRING:
+        return {"type": "string"}
+    elif field.type == FieldDescriptor.TYPE_BOOL:
+        return {"type": "boolean"}
+    elif field.type in (FieldDescriptor.TYPE_INT32, FieldDescriptor.TYPE_UINT32, FieldDescriptor.TYPE_INT64, FieldDescriptor.TYPE_UINT64):
+        return {"type": "integer"}
+    elif field.type in (FieldDescriptor.TYPE_DOUBLE, FieldDescriptor.TYPE_FLOAT):
+        return {"type": "number"}
+    elif field.type == FieldDescriptor.TYPE_ENUM:
+        return {
+            "type": "string",
+            "enum": [val.name for val in field.enum_type.values],
+            "description": f"Enum: {field.enum_type.name}"
+        }
+    elif field.type == FieldDescriptor.TYPE_MESSAGE:
+        # Check for map (map fields point to a synthetic nested message type)
+        if field.message_type.GetOptions().map_entry:
+            val_field = field.message_type.fields_by_name['value']
+            return {
+                "type": "object",
+                "additionalProperties": field_type_to_schema(val_field)
+            }
+        return get_msg_schema(field.message_type)
+    return {"type": "string"} # fallback
+
+def get_msg_schema(desc):
+    schema = {
+        "type": "object",
+        "properties": {},
+        "additionalProperties": False,
+        "description": f"Protobuf Message: {desc.name}"
+    }
+    for f in desc.fields:
+        is_repeated = False
+        try:
+            if getattr(f, "label", None) == FieldDescriptor.LABEL_REPEATED:
+                is_repeated = True
+        except AttributeError:
+            is_repeated = getattr(f, "label", 0) == 3
+
+        if is_repeated and not (f.message_type and f.message_type.GetOptions().map_entry):
+            fschema = {
+                "type": "array",
+                "items": field_type_to_schema(f)
+            }
+        else:
+            fschema = field_type_to_schema(f)
+        
+        # Protobuf optional/required semantics mapping (if desired)
+        # Proto3 makes everything optional except repeated/maps.
+        
+        schema["properties"][f.name] = fschema
+    
+    return schema
+
+def main():
+    # Base Pydantic wrapper schema
+    base_schema = AgentFullConfig.model_json_schema()
+    
+    # We want to clear out some of Pydantic's title noise at the top level
+    base_schema.pop("title", None)
+    
+    # Generate AgentGraphDef schema
+    graph_schema = get_msg_schema(agent_pb2.AgentGraphDef.DESCRIPTOR)
+    graph_schema["description"] = "Agent runtime config (v3_graph) automatically dumped from agent.proto."
+    graph_schema["additionalProperties"] = True # To be safe with backward compat
+
+    # Inject
+    base_schema["properties"]["config"] = graph_schema
+    
+    # Additional top-level overrides to match strict output
+    base_schema["$schema"] = "https://json-schema.org/draft/2020-12/schema"
+    base_schema["$id"] = "https://feros.ai/schemas/agent-config-v3.schema.json"
+    base_schema["title"] = "Agent Config v3"
+    base_schema["$comment"] = "DO NOT EDIT. This file is automatically generated by running `make proto` or `make api-schema`."
+    
+    # Ensure $schema is required so the import validator can gate on schema version
+    base_schema.setdefault("required", [])
+    if "$schema" not in base_schema["required"]:
+        base_schema["required"].insert(0, "$schema")
+
+    # Ensure properties that were default open in pydantic have false
+    base_schema["additionalProperties"] = False
+    
+    out_path = os.path.join(os.path.dirname(__file__), "..", "..", "web", "public", "schemas", "agent-config-v3.schema.json")
+    out_path = os.path.abspath(out_path)
+    
+    os.makedirs(os.path.dirname(out_path), exist_ok=True)
+    with open(out_path, "w") as f:
+        json.dump(base_schema, f, indent=2)
+        f.write("\n")  # ensure trailing newline
+    
+    print(f"Generated schema at {out_path}")
+
+if __name__ == "__main__":
+    main()
diff --git a/studio/web/public/schemas/agent-config-v1.schema.json b/studio/web/public/schemas/agent-config-v1.schema.json
deleted file mode 100644
index a6b50ce..0000000
--- a/studio/web/public/schemas/agent-config-v1.schema.json
+++ /dev/null
@@ -1,146 +0,0 @@
-{
-  "$schema": "https://json-schema.org/draft/2020-12/schema",
-  "$id": "https://feros.ai/schemas/agent-config-v1.schema.json",
-  "title": "Agent Config v1",
-  "description": "Portable full export/import payload for Feros agents.",
-  "type": "object",
-  "additionalProperties": false,
-  "required": [
-    "$schema",
-    "name",
-    "config"
-  ],
-  "properties": {
-    "$schema": {
-      "type": "string",
-      "const": "https://feros.ai/schemas/agent-config-v1.schema.json"
-    },
-    "name": {
-      "type": "string",
-      "minLength": 1
-    },
-    "description": {
-      "type": ["string", "null"]
-    },
-    "config": {
-      "type": "object",
-      "description": "Agent runtime config (v3_graph).",
-      "additionalProperties": true,
-      "properties": {
-        "entry": {
-          "type": "string",
-          "minLength": 1
-        },
-        "nodes": {
-          "type": "object",
-          "additionalProperties": {
-            "type": "object",
-            "additionalProperties": true,
-            "properties": {
-              "system_prompt": {
-                "type": "string"
-              },
-              "greeting": {
-                "type": "string"
-              },
-              "tools": {
-                "type": "array",
-                "items": {
-                  "type": "string"
-                }
-              },
-              "edges": {
-                "type": "array",
-                "items": {
-                  "type": "string"
-                }
-              }
-            }
-          }
-        },
-        "tools": {
-          "type": "object",
-          "additionalProperties": {
-            "type": "object",
-            "additionalProperties": true,
-            "properties": {
-              "description": {
-                "type": "string"
-              },
-              "script": {
-                "type": "string"
-              },
-              "params": {
-                "type": "array",
-                "items": {
-                  "type": "object",
-                  "additionalProperties": true,
-                  "properties": {
-                    "name": {
-                      "type": "string"
-                    },
-                    "type": {
-                      "type": "string"
-                    },
-                    "description": {
-                      "type": "string"
-                    },
-                    "required": {
-                      "type": "boolean"
-                    },
-                    "options": {
-                      "type": "array",
-                      "items": {
-                        "type": "string"
-                      }
-                    }
-                  }
-                }
-              },
-              "cancel_on_barge_in": {
-                "type": "boolean"
-              },
-              "side_effect": {
-                "type": "boolean"
-              },
-              "summarize_result": {
-                "type": "boolean",
-                "description": "When true, long tool output is summarized by AI instead of being truncated."
-              }
-            }
-          }
-        }
-      }
-    },
-    "mermaid_diagram": {
-      "type": ["string", "null"]
-    },
-    "connections": {
-      "type": "array",
-      "items": {
-        "type": "object",
-        "additionalProperties": false,
-        "required": ["provider", "is_default", "status"],
-        "properties": {
-          "provider": {
-            "type": "string",
-            "minLength": 1
-          },
-          "name": {
-            "type": ["string", "null"]
-          },
-          "auth_type": {
-            "type": ["string", "null"]
-          },
-          "is_default": {
-            "type": "boolean"
-          },
-          "status": {
-            "type": "string",
-            "enum": ["connected", "inherited", "missing"]
-          }
-        }
-      }
-    }
-  }
-}
diff --git a/studio/web/public/schemas/agent-config-v3.schema.json b/studio/web/public/schemas/agent-config-v3.schema.json
new file mode 100644
index 0000000..491f121
--- /dev/null
+++ b/studio/web/public/schemas/agent-config-v3.schema.json
@@ -0,0 +1,282 @@
+{
+  "$defs": {
+    "ImportedConnection": {
+      "description": "Connection metadata included in full config export/import.",
+      "properties": {
+        "provider": {
+          "title": "Provider",
+          "type": "string"
+        },
+        "name": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "title": "Name"
+        },
+        "auth_type": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "title": "Auth Type"
+        },
+        "is_default": {
+          "default": false,
+          "title": "Is Default",
+          "type": "boolean"
+        },
+        "status": {
+          "default": "missing",
+          "enum": [
+            "connected",
+            "inherited",
+            "missing"
+          ],
+          "title": "Status",
+          "type": "string"
+        }
+      },
+      "required": [
+        "provider"
+      ],
+      "title": "ImportedConnection",
+      "type": "object"
+    }
+  },
+  "description": "Superset export/import payload for agent portability.",
+  "properties": {
+    "$schema": {
+      "default": "https://feros.ai/schemas/agent-config-v3.schema.json",
+      "description": "Canonical JSON Schema URL for this payload format.",
+      "title": "$Schema",
+      "type": "string"
+    },
+    "name": {
+      "title": "Name",
+      "type": "string"
+    },
+    "description": {
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
+      "default": null,
+      "title": "Description"
+    },
+    "config": {
+      "type": "object",
+      "properties": {
+        "entry": {
+          "type": "string"
+        },
+        "nodes": {
+          "type": "object",
+          "additionalProperties": {
+            "type": "object",
+            "properties": {
+              "system_prompt": {
+                "type": "string"
+              },
+              "tools": {
+                "type": "array",
+                "items": {
+                  "type": "string"
+                }
+              },
+              "edges": {
+                "type": "array",
+                "items": {
+                  "type": "string"
+                }
+              },
+              "model": {
+                "type": "string"
+              },
+              "temperature": {
+                "type": "number"
+              },
+              "max_tokens": {
+                "type": "integer"
+              },
+              "voice_id": {
+                "type": "string"
+              },
+              "greeting": {
+                "type": "string"
+              }
+            },
+            "additionalProperties": false,
+            "description": "Protobuf Message: NodeDef"
+          }
+        },
+        "tools": {
+          "type": "object",
+          "additionalProperties": {
+            "type": "object",
+            "properties": {
+              "description": {
+                "type": "string"
+              },
+              "script": {
+                "type": "string"
+              },
+              "params": {
+                "type": "array",
+                "items": {
+                  "type": "object",
+                  "properties": {
+                    "name": {
+                      "type": "string"
+                    },
+                    "type": {
+                      "type": "string"
+                    },
+                    "description": {
+                      "type": "string"
+                    },
+                    "required": {
+                      "type": "boolean"
+                    },
+                    "options": {
+                      "type": "array",
+                      "items": {
+                        "type": "string"
+                      }
+                    }
+                  },
+                  "additionalProperties": false,
+                  "description": "Protobuf Message: ParamDef"
+                }
+              },
+              "cancel_on_barge_in": {
+                "type": "boolean"
+              },
+              "side_effect": {
+                "type": "boolean"
+              },
+              "summarize_result": {
+                "type": "boolean"
+              }
+            },
+            "additionalProperties": false,
+            "description": "Protobuf Message: ToolDef"
+          }
+        },
+        "language": {
+          "type": "string"
+        },
+        "timezone": {
+          "type": "string"
+        },
+        "voice_id": {
+          "type": "string"
+        },
+        "tts_provider": {
+          "type": "string"
+        },
+        "tts_model": {
+          "type": "string"
+        },
+        "recording": {
+          "type": "object",
+          "properties": {
+            "enabled": {
+              "type": "boolean"
+            },
+            "output_uri": {
+              "type": "string"
+            },
+            "audio_layout": {
+              "type": "string",
+              "enum": [
+                "AUDIO_LAYOUT_UNSPECIFIED",
+                "AUDIO_LAYOUT_STEREO",
+                "AUDIO_LAYOUT_MONO"
+              ],
+              "description": "Enum: AudioLayout"
+            },
+            "sample_rate": {
+              "type": "integer"
+            },
+            "audio_format": {
+              "type": "string",
+              "enum": [
+                "AUDIO_FORMAT_UNSPECIFIED",
+                "AUDIO_FORMAT_OPUS",
+                "AUDIO_FORMAT_WAV"
+              ],
+              "description": "Enum: AudioFormat"
+            },
+            "max_duration_secs": {
+              "type": "integer"
+            },
+            "save_transcript": {
+              "type": "boolean"
+            },
+            "include_tool_details": {
+              "type": "boolean"
+            },
+            "include_llm_metadata": {
+              "type": "boolean"
+            }
+          },
+          "additionalProperties": false,
+          "description": "Protobuf Message: RecordingConfig"
+        },
+        "config_schema_version": {
+          "type": "string"
+        },
+        "gemini_live_model": {
+          "type": "string"
+        }
+      },
+      "additionalProperties": true,
+      "description": "Agent runtime config (v3_graph) automatically dumped from agent.proto."
+    },
+    "mermaid_diagram": {
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
+      "default": null,
+      "title": "Mermaid Diagram"
+    },
+    "connections": {
+      "items": {
+        "$ref": "#/$defs/ImportedConnection"
+      },
+      "title": "Connections",
+      "type": "array"
+    }
+  },
+  "required": [
+    "$schema",
+    "name",
+    "config"
+  ],
+  "type": "object",
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://feros.ai/schemas/agent-config-v3.schema.json",
+  "title": "Agent Config v3",
+  "$comment": "DO NOT EDIT. This file is automatically generated by running `make proto` or `make api-schema`.",
+  "additionalProperties": false
+}
diff --git a/studio/web/src/app/dashboard/agents/import/page.tsx b/studio/web/src/app/dashboard/agents/import/page.tsx
index 9d44288..2c754a1 100644
--- a/studio/web/src/app/dashboard/agents/import/page.tsx
+++ b/studio/web/src/app/dashboard/agents/import/page.tsx
@@ -82,7 +82,7 @@ export default function ImportAgentPage() {
         setFullConfig(null);
         setParsedConfig(null);
         setParseError(
-          "Import expects a full config export payload with $schema set to agent-config-v1."
+          "Import expects a full config export payload with $schema set to agent-config-v3."
         );
       }
       setParseStatus(nextStatus);
diff --git a/studio/web/src/lib/api/client.ts b/studio/web/src/lib/api/client.ts
index 698b021..f0e32a7 100644
--- a/studio/web/src/lib/api/client.ts
+++ b/studio/web/src/lib/api/client.ts
@@ -100,8 +100,7 @@ export interface ImportedConnection {
   status: "connected" | "inherited" | "missing";
 }
 
-export const FULL_CONFIG_SCHEMA_URL =
-  "https://feros.ai/schemas/agent-config-v1.schema.json" as const;
+export const FULL_CONFIG_SCHEMA_URL = "https://feros.ai/schemas/agent-config-v3.schema.json" as const;
 
 export interface AgentFullConfig {
   $schema: typeof FULL_CONFIG_SCHEMA_URL;