diff --git a/apps/coordinator-api/src/app/agent_identity/core.py b/apps/coordinator-api/src/app/agent_identity/core.py
index 96d60e5f..cee01bae 100755
--- a/apps/coordinator-api/src/app/agent_identity/core.py
+++ b/apps/coordinator-api/src/app/agent_identity/core.py
@@ -52,7 +52,7 @@ class AgentIdentityCore:
             avatar_url=request.avatar_url,
             supported_chains=request.supported_chains,
             primary_chain=request.primary_chain,
-            identity_data=request.metadata,
+            identity_data=request.meta_data,
             tags=request.tags,
         )
 
@@ -70,12 +70,14 @@ class AgentIdentityCore:
     async def get_identity_by_agent_id(self, agent_id: str) -> AgentIdentity | None:
         """Get identity by agent ID"""
         stmt = select(AgentIdentity).where(AgentIdentity.agent_id == agent_id)
-        return self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        return result.scalars().first()
 
     async def get_identity_by_owner(self, owner_address: str) -> list[AgentIdentity]:
         """Get all identities for an owner"""
         stmt = select(AgentIdentity).where(AgentIdentity.owner_address == owner_address.lower())
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def update_identity(self, identity_id: str, request: AgentIdentityUpdate) -> AgentIdentity:
         """Update an existing agent identity"""
@@ -148,7 +150,8 @@ class AgentIdentityCore:
         stmt = select(CrossChainMapping).where(
             CrossChainMapping.agent_id == identity.agent_id, CrossChainMapping.chain_id == chain_id
         )
-        return self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        return result.scalars().first()
 
     async def get_all_cross_chain_mappings(self, identity_id: str) -> list[CrossChainMapping]:
         """Get all cross-chain mappings for an identity"""
@@ -157,7 +160,8 @@ class AgentIdentityCore:
             return []
 
         stmt = select(CrossChainMapping).where(CrossChainMapping.agent_id == identity.agent_id)
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def verify_cross_chain_identity(
         self,
@@ -222,7 +226,8 @@ class AgentIdentityCore:
         stmt = select(CrossChainMapping).where(
             CrossChainMapping.chain_address == chain_address.lower(), CrossChainMapping.chain_id == chain_id
         )
-        return self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        return result.scalars().first()
 
     async def update_cross_chain_mapping(
         self, identity_id: str, chain_id: int, request: CrossChainMappingUpdate
@@ -357,11 +362,13 @@ class AgentIdentityCore:
 
         # Get verification records
         stmt = select(IdentityVerification).where(IdentityVerification.agent_id == identity.agent_id)
-        verifications = self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        verifications = list(result.scalars().all())
 
         # Get wallet information
         stmt = select(AgentWallet).where(AgentWallet.agent_id == identity.agent_id)
-        wallets = self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        wallets = list(result.scalars().all())
 
         return {
             "identity": {
@@ -432,7 +439,8 @@ class AgentIdentityCore:
         # Apply pagination
         stmt = stmt.offset(offset).limit(limit)
 
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def generate_identity_proof(self, identity_id: str, chain_id: int) -> dict[str, Any]:
         """Generate a cryptographic proof for identity verification"""
diff --git a/apps/coordinator-api/src/app/agent_identity/registry.py b/apps/coordinator-api/src/app/agent_identity/registry.py
index bda33b42..29a24e27 100755
--- a/apps/coordinator-api/src/app/agent_identity/registry.py
+++ b/apps/coordinator-api/src/app/agent_identity/registry.py
@@ -41,7 +41,8 @@ class CrossChainRegistry:
 
         # Get or create agent identity
         stmt = select(AgentIdentity).where(AgentIdentity.agent_id == agent_id)
-        identity = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        identity = result.scalars().first()
 
         if not identity:
             raise ValueError(f"Agent identity not found for agent_id: {agent_id}")
@@ -112,7 +113,8 @@ class CrossChainRegistry:
         """Resolve agent identity to chain-specific address"""
 
         stmt = select(CrossChainMapping).where(CrossChainMapping.agent_id == agent_id, CrossChainMapping.chain_id == chain_id)
-        mapping = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        mapping = result.scalars().first()
 
         if not mapping:
             return None
@@ -125,7 +127,8 @@ class CrossChainRegistry:
         stmt = select(CrossChainMapping).where(
             CrossChainMapping.chain_address == chain_address.lower(), CrossChainMapping.chain_id == chain_id
         )
-        mapping = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        mapping = result.scalars().first()
 
         if not mapping:
             return None
@@ -248,14 +251,16 @@ class CrossChainRegistry:
 
         # Get identity
         stmt = select(AgentIdentity).where(AgentIdentity.agent_id == agent_id)
-        identity = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        identity = result.scalars().first()
 
         if not identity:
             raise ValueError(f"Agent identity not found: {agent_id}")
 
         # Get all cross-chain mappings
         stmt = select(CrossChainMapping).where(CrossChainMapping.agent_id == agent_id)
-        mappings = self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        mappings = list(result.scalars().all())
 
         reputation_scores = {}
 
@@ -270,7 +275,8 @@ class CrossChainRegistry:
         """Get cross-chain mapping by agent ID and chain ID"""
 
         stmt = select(CrossChainMapping).where(CrossChainMapping.agent_id == agent_id, CrossChainMapping.chain_id == chain_id)
-        return self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        return result.scalars().first()
 
     async def get_cross_chain_mapping_by_identity_chain(self, identity_id: str, chain_id: int) -> CrossChainMapping | None:
         """Get cross-chain mapping by identity ID and chain ID"""
@@ -287,19 +293,22 @@ class CrossChainRegistry:
         stmt = select(CrossChainMapping).where(
             CrossChainMapping.chain_address == chain_address.lower(), CrossChainMapping.chain_id == chain_id
         )
-        return self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        return result.scalars().first()
 
     async def get_all_cross_chain_mappings(self, agent_id: str) -> list[CrossChainMapping]:
         """Get all cross-chain mappings for an agent"""
 
         stmt = select(CrossChainMapping).where(CrossChainMapping.agent_id == agent_id)
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def get_verified_mappings(self, agent_id: str) -> list[CrossChainMapping]:
         """Get all verified cross-chain mappings for an agent"""
 
         stmt = select(CrossChainMapping).where(CrossChainMapping.agent_id == agent_id, CrossChainMapping.is_verified)
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def get_identity_verifications(self, agent_id: str, chain_id: int | None = None) -> list[IdentityVerification]:
         """Get verification records for an agent"""
@@ -309,7 +318,8 @@ class CrossChainRegistry:
         if chain_id:
             stmt = stmt.where(IdentityVerification.chain_id == chain_id)
 
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def migrate_agent_identity(
         self, agent_id: str, from_chain: int, to_chain: int, new_address: str, verifier_address: str | None = None
@@ -409,22 +419,17 @@ class CrossChainRegistry:
         """Get comprehensive registry statistics"""
 
         # Total identities
-        identity_count = self.session.exec(select(AgentIdentity)).count()
-
-        # Total mappings
-        mapping_count = self.session.exec(select(CrossChainMapping)).count()
-
-        # Verified mappings
-        verified_mapping_count = self.session.exec(
+        identity_count = self.session.execute(select(AgentIdentity)).scalar()
+        mapping_count = self.session.execute(select(CrossChainMapping)).scalar()
+        verified_mapping_count = self.session.execute(
             select(CrossChainMapping).where(CrossChainMapping.is_verified)
-        ).count()
-
-        # Total verifications
-        verification_count = self.session.exec(select(IdentityVerification)).count()
+        ).scalar()
+        verification_count = self.session.execute(select(IdentityVerification)).scalar()
 
         # Chain breakdown
         chain_breakdown = {}
-        mappings = self.session.exec(select(CrossChainMapping)).all()
+        result = self.session.execute(select(CrossChainMapping))
+        mappings = list(result.scalars().all())
 
         for mapping in mappings:
             chain_name = self._get_chain_name(mapping.chain_id)
@@ -457,7 +462,8 @@ class CrossChainRegistry:
 
         # Find expired verifications
         stmt = select(IdentityVerification).where(IdentityVerification.expires_at < current_time)
-        expired_verifications = self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        expired_verifications = list(result.scalars().all())
 
         cleaned_count = 0
 
@@ -555,7 +561,8 @@ class CrossChainRegistry:
         """Get identity ID by agent ID"""
 
         stmt = select(AgentIdentity).where(AgentIdentity.agent_id == agent_id)
-        identity = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        identity = result.scalars().first()
 
         if not identity:
             raise ValueError(f"Identity not found for agent: {agent_id}")
diff --git a/apps/coordinator-api/src/app/agent_identity/wallet_adapter.py b/apps/coordinator-api/src/app/agent_identity/wallet_adapter.py
index 870286bd..e6c95735 100755
--- a/apps/coordinator-api/src/app/agent_identity/wallet_adapter.py
+++ b/apps/coordinator-api/src/app/agent_identity/wallet_adapter.py
@@ -311,7 +311,8 @@ class MultiChainWalletAdapter:
         stmt = select(AgentWallet).where(
             AgentWallet.agent_id == agent_id, AgentWallet.chain_id == chain_id, AgentWallet.is_active
         )
-        wallet = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        wallet = result.scalars().first()
 
         if not wallet:
             raise ValueError(f"Active wallet not found for agent {agent_id} on chain {chain_id}")
@@ -335,7 +336,8 @@ class MultiChainWalletAdapter:
         stmt = select(AgentWallet).where(
             AgentWallet.agent_id == agent_id, AgentWallet.chain_id == chain_id, AgentWallet.is_active
         )
-        wallet = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        wallet = result.scalars().first()
 
         if not wallet:
             raise ValueError(f"Active wallet not found for agent {agent_id} on chain {chain_id}")
@@ -366,7 +368,8 @@ class MultiChainWalletAdapter:
         stmt = select(AgentWallet).where(
             AgentWallet.agent_id == agent_id, AgentWallet.chain_id == chain_id, AgentWallet.is_active
         )
-        wallet = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        wallet = result.scalars().first()
 
         if not wallet:
             raise ValueError(f"Active wallet not found for agent {agent_id} on chain {chain_id}")
@@ -382,7 +385,8 @@ class MultiChainWalletAdapter:
 
         # Get wallet from database
         stmt = select(AgentWallet).where(AgentWallet.agent_id == agent_id, AgentWallet.chain_id == chain_id)
-        wallet = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        wallet = result.scalars().first()
 
         if not wallet:
             raise ValueError(f"Wallet not found for agent {agent_id} on chain {chain_id}")
@@ -405,14 +409,16 @@ class MultiChainWalletAdapter:
         """Get all wallets for an agent across all chains"""
 
         stmt = select(AgentWallet).where(AgentWallet.agent_id == agent_id)
-        return self.session.exec(stmt).all()
+        result = self.session.execute(stmt)
+        return list(result.scalars().all())
 
     async def deactivate_wallet(self, agent_id: str, chain_id: int) -> bool:
         """Deactivate an agent wallet"""
 
         # Get wallet from database
         stmt = select(AgentWallet).where(AgentWallet.agent_id == agent_id, AgentWallet.chain_id == chain_id)
-        wallet = self.session.exec(stmt).first()
+        result = self.session.execute(stmt)
+        wallet = result.scalars().first()
 
         if not wallet:
             raise ValueError(f"Wallet not found for agent {agent_id} on chain {chain_id}")
diff --git a/apps/coordinator-api/src/app/contexts/agent_identity/domain/agent_identity.py b/apps/coordinator-api/src/app/contexts/agent_identity/domain/agent_identity.py
index fc262874..67a157e7 100755
--- a/apps/coordinator-api/src/app/contexts/agent_identity/domain/agent_identity.py
+++ b/apps/coordinator-api/src/app/contexts/agent_identity/domain/agent_identity.py
@@ -84,14 +84,6 @@ class AgentIdentity(SQLModel, table=True):
     created_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
     updated_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
 
-    # Indexes for performance
-    __table_args__ = {
-#        # Index(        Index("idx_agent_identity_owner", "owner_address"),)
-#        # Index(        Index("idx_agent_identity_status", "status"),)
-#        # Index(        Index("idx_agent_identity_verified", "is_verified"),)
-#        # Index(        Index("idx_agent_identity_reputation", "reputation_score"),)
-    }
-
 
 class CrossChainMapping(SQLModel, table=True):
     """Mapping of agent identity across different blockchains"""
diff --git a/apps/coordinator-api/src/app/contexts/agent_identity/routers/agent_identity.py b/apps/coordinator-api/src/app/contexts/agent_identity/routers/agent_identity.py
index 36fbf590..63adb021 100755
--- a/apps/coordinator-api/src/app/contexts/agent_identity/routers/agent_identity.py
+++ b/apps/coordinator-api/src/app/contexts/agent_identity/routers/agent_identity.py
@@ -44,7 +44,9 @@ async def create_agent_identity(request: dict[str, Any], manager: AgentIdentityM
         )
         return JSONResponse(content=result, status_code=201)
     except Exception as e:
-        raise HTTPException(status_code=400, detail="Failed to create agent identity")
+        import traceback
+        error_detail = f"Failed to create agent identity: {str(e)}\n{traceback.format_exc()}"
+        raise HTTPException(status_code=400, detail=error_detail)
 
 
 @router.get("/identities/{agent_id}", response_model=dict[str, Any])
diff --git a/apps/coordinator-api/src/app/contexts/zk_applications/routers/ml_zk_proofs.py b/apps/coordinator-api/src/app/contexts/zk_applications/routers/ml_zk_proofs.py
index 15742be1..140ca156 100755
--- a/apps/coordinator-api/src/app/contexts/zk_applications/routers/ml_zk_proofs.py
+++ b/apps/coordinator-api/src/app/contexts/zk_applications/routers/ml_zk_proofs.py
@@ -57,9 +57,9 @@ async def verify_ml_training(request: Request, verification_request: dict) -> di
         )
 
         return {
-            "verified": verification_result["verified"],
-            "training_correct": verification_result["training_correct"],
-            "gradient_descent_valid": verification_result["gradient_descent_valid"],
+            "verified": verification_result.get("verified", False),
+            "computation_correct": verification_result.get("computation_correct", False),
+            "privacy_preserved": verification_result.get("privacy_preserved", False),
         }
     except Exception as e:
         raise HTTPException(status_code=500, detail=str(e))
diff --git a/apps/coordinator-api/src/app/services/zk_proofs.py b/apps/coordinator-api/src/app/services/zk_proofs.py
index b551ca1a..1da58dc9 100755
--- a/apps/coordinator-api/src/app/services/zk_proofs.py
+++ b/apps/coordinator-api/src/app/services/zk_proofs.py
@@ -164,7 +164,7 @@ main();
 
                 if result.returncode != 0:
                     logger.error(f"Proof verification failed: {result.stderr}")
-                    return {"verified": False, "error": result.stderr}
+                    return {"verified": False, "computation_correct": False, "privacy_preserved": False, "error": result.stderr}
 
                 is_verified = result.stdout.strip() == "true"
                 return {
diff --git a/apps/gpu-service/src/gpu_service/main.py b/apps/gpu-service/src/gpu_service/main.py
index 4347f8bd..63ec0021 100644
--- a/apps/gpu-service/src/gpu_service/main.py
+++ b/apps/gpu-service/src/gpu_service/main.py
@@ -139,15 +139,22 @@ async def scan_edge_gpus(
     return await svc.discover_and_register_edge_gpus(miner_id)
 
 
+from pydantic import BaseModel
+
+
+class OptimizeInferenceRequest(BaseModel):
+    model_name: str
+    request_data: dict
+
+
 @app.post("/v1/marketplace/edge-gpu/optimize/inference/{gpu_id}")
 async def optimize_inference(
     gpu_id: str,
-    model_name: str,
-    request_data: dict,
+    request: OptimizeInferenceRequest,
     svc: EdgeGPUService = Depends(get_edge_service),
 ):
     """Optimize ML inference request for edge GPU"""
-    return await svc.optimize_inference_for_edge(gpu_id, model_name, request_data)
+    return await svc.optimize_inference_for_edge(gpu_id, request.model_name, request.request_data)
 
 
 @app.post("/v1/transactions")
diff --git a/apps/wallet/simple_daemon.py b/apps/wallet/simple_daemon.py
index d69129a8..6b344771 100755
--- a/apps/wallet/simple_daemon.py
+++ b/apps/wallet/simple_daemon.py
@@ -161,6 +161,75 @@ async def list_chain_wallets(chain_id: str):
         "total": len(wallet_list)
     })
 
+@app.post("/v1/chains/{chain_id}/wallets")
+async def create_chain_wallet(chain_id: str, request: dict[str, Any] = None):
+    """Create a wallet in a specific chain"""
+    if request is None:
+        request = {}
+    
+    wallet_name = request.get("wallet_name", f"{chain_id}-wallet-{datetime.now().timestamp()}")
+    password = request.get("password", "")
+    
+    # Import wallet creation from CLI
+    try:
+        from aitbc_cli.commands.wallet import create_wallet as cli_create_wallet
+        import io
+        import sys
+        
+        # Capture stdout to avoid printing to console
+        old_stdout = sys.stdout
+        sys.stdout = io.StringIO()
+        
+        # Create wallet using CLI function
+        result = cli_create_wallet(wallet_name, password)
+        
+        # Restore stdout
+        sys.stdout = old_stdout
+        
+        return JSONResponse({
+            "wallet_name": wallet_name,
+            "chain_id": chain_id,
+            "address": result.get("address", ""),
+            "public_key": result.get("public_key", ""),
+            "encrypted": result.get("encrypted", False),
+            "created_at": datetime.now().isoformat(),
+            "mode": "daemon"
+        })
+    except ImportError:
+        # Fallback: create a simple wallet if CLI not available
+        from aitbc import derive_ethereum_address
+        import secrets
+        
+        private_key = secrets.token_hex(32)
+        public_key = derive_ethereum_address(private_key)
+        address = f"ait1{public_key[2:]}"
+        
+        # Save to keystore
+        wallet_data = {
+            "address": address,
+            "public_key": public_key,
+            "private_key": private_key,
+            "encrypted": False,
+            "chain_id": chain_id
+        }
+        
+        KEYSTORE_PATH.mkdir(parents=True, exist_ok=True)
+        wallet_file = KEYSTORE_PATH / f"{wallet_name}.json"
+        with open(wallet_file, 'w') as f:
+            json.dump(wallet_data, f)
+        
+        return JSONResponse({
+            "wallet_name": wallet_name,
+            "chain_id": chain_id,
+            "address": address,
+            "public_key": public_key,
+            "encrypted": False,
+            "created_at": datetime.now().isoformat(),
+            "mode": "daemon"
+        })
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=f"Failed to create wallet: {str(e)}")
+
 @app.get("/v1/chains/{chain_id}/wallets/{wallet_id}")
 async def get_chain_wallet_info(chain_id: str, wallet_id: str):
     """Get wallet information from a specific chain"""
@@ -249,9 +318,70 @@ async def list_wallets():
     return JSONResponse({"items": wallets, "total": len(wallets)})
 
 @app.post("/v1/wallets")
-async def create_wallet():
+async def create_wallet(request: dict[str, Any] = None):
     """Create a wallet"""
-    raise HTTPException(status_code=501, detail="Wallet creation not implemented - use CLI instead")
+    if request is None:
+        request = {}
+    
+    wallet_name = request.get("wallet_name", f"wallet-{datetime.now().timestamp()}")
+    password = request.get("password", "")
+    
+    # Import wallet creation from CLI
+    try:
+        from aitbc_cli.commands.wallet import create_wallet as cli_create_wallet
+        import io
+        import sys
+        
+        # Capture stdout to avoid printing to console
+        old_stdout = sys.stdout
+        sys.stdout = io.StringIO()
+        
+        # Create wallet using CLI function
+        result = cli_create_wallet(wallet_name, password)
+        
+        # Restore stdout
+        sys.stdout = old_stdout
+        
+        return JSONResponse({
+            "wallet_name": wallet_name,
+            "address": result.get("address", ""),
+            "public_key": result.get("public_key", ""),
+            "encrypted": result.get("encrypted", False),
+            "created_at": datetime.now().isoformat(),
+            "mode": "daemon"
+        })
+    except ImportError:
+        # Fallback: create a simple wallet if CLI not available
+        from aitbc import derive_ethereum_address
+        import secrets
+        
+        private_key = secrets.token_hex(32)
+        public_key = derive_ethereum_address(private_key)
+        address = f"ait1{public_key[2:]}"
+        
+        # Save to keystore
+        wallet_data = {
+            "address": address,
+            "public_key": public_key,
+            "private_key": private_key,
+            "encrypted": False
+        }
+        
+        KEYSTORE_PATH.mkdir(parents=True, exist_ok=True)
+        wallet_file = KEYSTORE_PATH / f"{wallet_name}.json"
+        with open(wallet_file, 'w') as f:
+            json.dump(wallet_data, f)
+        
+        return JSONResponse({
+            "wallet_name": wallet_name,
+            "address": address,
+            "public_key": public_key,
+            "encrypted": False,
+            "created_at": datetime.now().isoformat(),
+            "mode": "daemon"
+        })
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=f"Failed to create wallet: {str(e)}")
 
 @app.post("/v1/wallets/{wallet_id}/unlock")
 async def unlock_wallet(wallet_id: str):