diff --git a/exp/backend.go b/exp/backend.go
index dc378c02c1..4c2e37b479 100644
--- a/exp/backend.go
+++ b/exp/backend.go
@@ -352,6 +352,41 @@ func (s *Expanse) APIs() []rpc.API {
 			Namespace: "admin",
 			Version:   "1.0",
 			Service:   ethreg.NewPrivateRegistarAPI(s.chainConfig, s.blockchain, s.chainDb, s.txPool, s.accountManager),
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   NewPublicEthereumAPI(s),
+			Public:    true,
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   NewPublicAccountAPI(s.accountManager),
+			Public:    true,
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   NewPublicBlockChainAPI(s.chainConfig, s.blockchain, s.miner, s.chainDb, s.gpo, s.eventMux, s.accountManager),
+			Public:    true,
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   NewPublicTransactionPoolAPI(s),
+			Public:    true,
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   NewPublicMinerAPI(s),
+			Public:    true,
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   downloader.NewPublicDownloaderAPI(s.protocolManager.downloader, s.eventMux),
+			Public:    true,
+		}, {
+			Namespace: "eth",
+			Version:   "1.0",
+			Service:   filters.NewPublicFilterAPI(s.chainDb, s.eventMux),
+			Public:    true,
 		},
 	}
 }