diff --git a/crawlers/mooncrawl/mooncrawl/blockchain.py b/crawlers/mooncrawl/mooncrawl/blockchain.py
index ddc93eee..a8c5c724 100644
--- a/crawlers/mooncrawl/mooncrawl/blockchain.py
+++ b/crawlers/mooncrawl/mooncrawl/blockchain.py
@@ -23,6 +23,7 @@ from .db import yield_db_session, yield_db_session_ctx
 from .settings import (
     MOONSTREAM_CRAWL_WORKERS,
     MOONSTREAM_NODE_AMOY_A_EXTERNAL_URI,
+    MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI,
     MOONSTREAM_NODE_ARBITRUM_NOVA_A_EXTERNAL_URI,
     MOONSTREAM_NODE_ARBITRUM_SEPOLIA_A_EXTERNAL_URI,
     MOONSTREAM_NODE_AVALANCHE_A_EXTERNAL_URI,
@@ -76,6 +77,8 @@ def connect(
             web3_uri = MOONSTREAM_NODE_ZKSYNC_ERA_A_EXTERNAL_URI
         elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
             web3_uri = MOONSTREAM_NODE_ZKSYNC_ERA_SEPOLIA_A_EXTERNAL_URI
+        elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+            web3_uri = MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI
         elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
             web3_uri = MOONSTREAM_NODE_ARBITRUM_NOVA_A_EXTERNAL_URI
         elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
@@ -179,6 +182,7 @@ def add_block(db_session, block: Any, blockchain_type: AvailableBlockchainType)
         blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA
         or blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA
         or blockchain_type == AvailableBlockchainType.PROOFOFPLAY_APEX
+        or blockchain_type == AvailableBlockchainType.ARBITRUM_ONE
     ):
         block_obj.sha3_uncles = block.get("sha3Uncles", "")
         block_obj.l1_block_number = hex_to_int(block.get("l1BlockNumber"))
@@ -260,6 +264,7 @@ def add_block_transactions(
             or blockchain_type == AvailableBlockchainType.XAI
             or blockchain_type == AvailableBlockchainType.XAI_SEPOLIA
             or blockchain_type == AvailableBlockchainType.PROOFOFPLAY_APEX
+            or blockchain_type == AvailableBlockchainType.ARBITRUM_ONE
         ):
             tx_obj.y_parity = hex_to_int(tx.get("yParity"))
 
diff --git a/crawlers/mooncrawl/mooncrawl/settings.py b/crawlers/mooncrawl/mooncrawl/settings.py
index f9a16b04..2cc24339 100644
--- a/crawlers/mooncrawl/mooncrawl/settings.py
+++ b/crawlers/mooncrawl/mooncrawl/settings.py
@@ -188,6 +188,14 @@ if MOONSTREAM_NODE_PROOFOFPLAY_APEX_A_EXTERNAL_URI == "":
         "MOONSTREAM_NODE_PROOFOFPLAY_APEX_A_EXTERNAL_URI env variable is not set"
     )
 
+MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI = os.environ.get(
+    "MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI", ""
+)
+if MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI == "":
+    raise Exception(
+        "MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI env variable is not set"
+    )
+
 
 MOONSTREAM_CRAWL_WORKERS = 4
 MOONSTREAM_CRAWL_WORKERS_RAW = os.environ.get("MOONSTREAM_CRAWL_WORKERS")
diff --git a/crawlers/mooncrawl/mooncrawl/version.py b/crawlers/mooncrawl/mooncrawl/version.py
index 5cfca106..240b2333 100644
--- a/crawlers/mooncrawl/mooncrawl/version.py
+++ b/crawlers/mooncrawl/mooncrawl/version.py
@@ -2,4 +2,4 @@
 Moonstream crawlers version.
 """
 
-MOONCRAWL_VERSION = "0.4.4"
+MOONCRAWL_VERSION = "0.4.5"
diff --git a/crawlers/mooncrawl/sample.env b/crawlers/mooncrawl/sample.env
index 88148683..28cb624b 100644
--- a/crawlers/mooncrawl/sample.env
+++ b/crawlers/mooncrawl/sample.env
@@ -29,6 +29,7 @@ export MOONSTREAM_NODE_AMOY_A_EXTERNAL_URI="https://<connection_path_uri_to_node
 export MOONSTREAM_NODE_XDAI_A_EXTERNAL_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_NODE_ZKSYNC_ERA_A_EXTERNAL_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_NODE_ZKSYNC_ERA_SEPOLIA_A_EXTERNAL_URI="https://<connection_path_uri_to_node>"
+export MOONSTREAM_NODE_ARBITRUM_ONE_A_EXTERNAL_URI="https://<connection_path_uri_to_node>" 
 export MOONSTREAM_NODE_ARBITRUM_NOVA_A_EXTERNAL_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_NODE_ARBITRUM_SEPOLIA_A_EXTERNAL_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_NODE_XAI_A_EXTERNAL_URI="https://<connection_path_uri_to_node>"
diff --git a/crawlers/mooncrawl/setup.py b/crawlers/mooncrawl/setup.py
index 7c6c41f6..2e5911ab 100644
--- a/crawlers/mooncrawl/setup.py
+++ b/crawlers/mooncrawl/setup.py
@@ -37,7 +37,7 @@ setup(
         "bugout>=0.2.13",
         "chardet",
         "fastapi",
-        "moonstreamdb>=0.4.2",
+        "moonstreamdb>=0.4.4",
         "moonstream>=0.1.1",
         "moonworm[moonstream]>=0.6.2",
         "humbug",
diff --git a/engineapi/engineapi/settings.py b/engineapi/engineapi/settings.py
index d5d81b10..3d2450b6 100644
--- a/engineapi/engineapi/settings.py
+++ b/engineapi/engineapi/settings.py
@@ -99,6 +99,7 @@ blockchain_names = [
     "xdai",
     "zksync_era",
     "zksync_era_sepolia",
+    "arbitrum_one",
     "arbitrum_nova",
     "arbitrum_sepolia",
     "xai",
diff --git a/moonstreamapi/configs/sample.env b/moonstreamapi/configs/sample.env
index e9d6e0c3..824071a8 100644
--- a/moonstreamapi/configs/sample.env
+++ b/moonstreamapi/configs/sample.env
@@ -25,6 +25,7 @@ export MOONSTREAM_WYRM_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_ZKSYNC_ERA_TESTNET_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_ZKSYNC_ERA_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_ZKSYNC_ERA_SEPOLIA_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
+export MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_ARBITRUM_NOVA_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_ARBITRUM_SEPOLIA_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
 export MOONSTREAM_XAI_WEB3_PROVIDER_URI="https://<connection_path_uri_to_node>"
diff --git a/moonstreamapi/moonstreamapi/admin/subscription_types.py b/moonstreamapi/moonstreamapi/admin/subscription_types.py
index ca2f3d30..676d3225 100644
--- a/moonstreamapi/moonstreamapi/admin/subscription_types.py
+++ b/moonstreamapi/moonstreamapi/admin/subscription_types.py
@@ -128,6 +128,17 @@ CANONICAL_SUBSCRIPTION_TYPES = {
         stripe_price_id=None,
         active=True,
     ),
+    "arbitrum_one_smartcontract": SubscriptionTypeResourceData(
+        id="arbitrum_one_smartcontract",
+        name="Arbitrum One smartcontract",
+        blockchain="arbitrum_one",
+        choices=["input:address", "tag:erc721"],
+        description="Contracts events and tx_calls of contract of Arbitrum One blockchain.",
+        icon_url="https://static.simiotics.com/moonstream/assets/arbitrum-one-token-logo.png",
+        stripe_product_id=None,
+        stripe_price_id=None,
+        active=True,
+    ),
     "arbitrum_nova_smartcontract": SubscriptionTypeResourceData(
         id="arbitrum_nova_smartcontract",
         name="Arbitrum Nova smartcontract",
@@ -326,6 +337,17 @@ CANONICAL_SUBSCRIPTION_TYPES = {
         stripe_price_id=None,
         active=False,
     ),
+    "arbitrum_one_blockchain": SubscriptionTypeResourceData(
+        id="arbitrum_one_blockchain",
+        name="Arbitrum One transactions",
+        blockchain="arbitrum_one",
+        choices=["input:address", "tag:erc721"],
+        description="Wyrm chain transactions subscription.",
+        icon_url="https://static.simiotics.com/moonstream/assets/arbitrum-one-token-logo.png",
+        stripe_product_id=None,
+        stripe_price_id=None,
+        active=False,
+    ),
     "arbitrum_nova_blockchain": SubscriptionTypeResourceData(
         id="arbitrum_nova_blockchain",
         name="Arbitrum Nova transactions",
diff --git a/moonstreamapi/moonstreamapi/providers/__init__.py b/moonstreamapi/moonstreamapi/providers/__init__.py
index 5baf1461..eab6a2dd 100644
--- a/moonstreamapi/moonstreamapi/providers/__init__.py
+++ b/moonstreamapi/moonstreamapi/providers/__init__.py
@@ -56,6 +56,7 @@ event_providers: Dict[str, Any] = {
     moonworm_provider.ZkSyncEraTestnetMoonwormProvider.event_type: moonworm_provider.ZkSyncEraTestnetMoonwormProvider,
     moonworm_provider.ZkSyncEraMoonwormProvider.event_type: moonworm_provider.ZkSyncEraMoonwormProvider,
     moonworm_provider.ZkSyncEraSepoliaMoonwormProvider.event_type: moonworm_provider.ZkSyncEraSepoliaMoonwormProvider,
+    moonworm_provider.ArbitrumOneMoonwormProvider.event_type: moonworm_provider.ArbitrumOneMoonwormProvider,
     moonworm_provider.ArbitrumNovaMoonwormProvider.event_type: moonworm_provider.ArbitrumNovaMoonwormProvider,
     moonworm_provider.ArbitrumSepoliaMoonwormProvider.event_type: moonworm_provider.ArbitrumSepoliaMoonwormProvider,
     moonworm_provider.XaiMoonwormProvider.event_type: moonworm_provider.XaiMoonwormProvider,
@@ -73,6 +74,7 @@ event_providers: Dict[str, Any] = {
     transactions.ZkSyncEraTestnetTransactions.event_type: transactions.ZkSyncEraTestnetTransactions,
     transactions.ZkSyncEraTransactions.event_type: transactions.ZkSyncEraTransactions,
     transactions.ZkSyncEraSepoliaTransactions.event_type: transactions.ZkSyncEraSepoliaTransactions,
+    transactions.ArbitrumOneTransactions.event_type: transactions.ArbitrumOneTransactions,
     transactions.ArbitrumNovaTransactions.event_type: transactions.ArbitrumNovaTransactions,
     transactions.ArbitrumSepoliaTransactions.event_type: transactions.ArbitrumSepoliaTransactions,
     transactions.XaiTransactions.event_type: transactions.XaiTransactions,
diff --git a/moonstreamapi/moonstreamapi/providers/moonworm_provider.py b/moonstreamapi/moonstreamapi/providers/moonworm_provider.py
index fa59237f..3d14b17c 100644
--- a/moonstreamapi/moonstreamapi/providers/moonworm_provider.py
+++ b/moonstreamapi/moonstreamapi/providers/moonworm_provider.py
@@ -26,6 +26,7 @@ xdai_event_type = "xdai_blockchain"
 zksync_era_testnet_event_type = "zksync_era_testnet_blockchain"
 zksync_era_event_type = "zksync_era_blockchain"
 zksync_era_sepolia_event_type = "zksync_era_sepolia_blockchain"
+arbitrum_one_event_type = "arbitrum_one_blockchain"
 arbitrum_nova_event_type = "arbitrum_nova_blockchain"
 arbitrum_sepolia_event_type = "arbitrum_sepolia_blockchain"
 xai_event_type = "xai_blockchain"
@@ -456,6 +457,13 @@ ZkSyncEraSepoliaMoonwormProvider = MoonwormProvider(
     streamboaundary_range_limit=2 * 60 * 60,
 )
 
+ArbitrumOneMoonwormProvider = MoonwormProvider(
+    event_type="arbitrum_one_smartcontract",
+    blockchain=AvailableBlockchainType("arbitrum_one"),
+    description="Provider for reviving transactions from Arbitrum One tables.",
+    streamboaundary_range_limit=2 * 60 * 60,
+)
+
 ArbitrumNovaMoonwormProvider = MoonwormProvider(
     event_type="arbitrum_nova_smartcontract",
     blockchain=AvailableBlockchainType("arbitrum_nova"),
diff --git a/moonstreamapi/moonstreamapi/providers/transactions.py b/moonstreamapi/moonstreamapi/providers/transactions.py
index 3368f01c..1179a243 100644
--- a/moonstreamapi/moonstreamapi/providers/transactions.py
+++ b/moonstreamapi/moonstreamapi/providers/transactions.py
@@ -504,6 +504,13 @@ ZkSyncEraSepoliaTransactions = TransactionsProvider(
     streamboaundary_range_limit=2 * 60 * 60,
 )
 
+ArbitrumOneTransactions = TransactionsProvider(
+    event_type="arbitrum_one_blockchain",
+    blockchain=AvailableBlockchainType("arbitrum_one"),
+    description="Provider for resiving transactions from Arbitrum One tables.",
+    streamboaundary_range_limit=2 * 60 * 60,
+)
+
 ArbitrumNovaTransactions = TransactionsProvider(
     event_type="arbitrum_nova_blockchain",
     blockchain=AvailableBlockchainType("arbitrum_nova"),
diff --git a/moonstreamapi/moonstreamapi/settings.py b/moonstreamapi/moonstreamapi/settings.py
index ccbb6d79..a8ba7b0d 100644
--- a/moonstreamapi/moonstreamapi/settings.py
+++ b/moonstreamapi/moonstreamapi/settings.py
@@ -158,6 +158,13 @@ if MOONSTREAM_ZKSYNC_ERA_SEPOLIA_WEB3_PROVIDER_URI == "":
         "MOONSTREAM_ZKSYNC_ERA_SEPOLIA_WEB3_PROVIDER_URI env variable is not set"
     )
 
+
+MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI = os.environ.get(
+    "MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI", ""
+)
+if MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI == "":
+    raise Exception("MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI env variable is not set")
+
 MOONSTREAM_ARBITRUM_NOVA_WEB3_PROVIDER_URI = os.environ.get(
     "MOONSTREAM_ARBITRUM_NOVA_WEB3_PROVIDER_URI", ""
 )
@@ -274,6 +281,7 @@ multicall_contracts: Dict[AvailableBlockchainType, str] = {
     AvailableBlockchainType.MUMBAI: "0xe9939e7Ea7D7fb619Ac57f648Da7B1D425832631",
     AvailableBlockchainType.AMOY: "0xcA11bde05977b3631167028862bE2a173976CA11",
     AvailableBlockchainType.ETHEREUM: "0x5BA1e12693Dc8F9c48aAD8770482f4739bEeD696",
+    AvailableBlockchainType.ARBITRUM_ONE: "0xcA11bde05977b3631167028862bE2a173976CA11",
     AvailableBlockchainType.ARBITRUM_NOVA: "0xcA11bde05977b3631167028862bE2a173976CA11",
     AvailableBlockchainType.ARBITRUM_SEPOLIA: "0xcA11bde05977b3631167028862bE2a173976CA11",
     AvailableBlockchainType.XAI: "0xcA11bde05977b3631167028862bE2a173976CA11",
diff --git a/moonstreamapi/moonstreamapi/web3_provider.py b/moonstreamapi/moonstreamapi/web3_provider.py
index cdcdbea2..ca74e014 100644
--- a/moonstreamapi/moonstreamapi/web3_provider.py
+++ b/moonstreamapi/moonstreamapi/web3_provider.py
@@ -13,6 +13,7 @@ from web3.providers.rpc import HTTPProvider
 
 from .settings import (
     MOONSTREAM_AMOY_WEB3_PROVIDER_URI,
+    MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI,
     MOONSTREAM_ARBITRUM_NOVA_WEB3_PROVIDER_URI,
     MOONSTREAM_ARBITRUM_SEPOLIA_WEB3_PROVIDER_URI,
     MOONSTREAM_AVALANCHE_FUJI_WEB3_PROVIDER_URI,
@@ -88,6 +89,8 @@ def connect(
             web3_uri = MOONSTREAM_ZKSYNC_ERA_WEB3_PROVIDER_URI
         elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
             web3_uri = MOONSTREAM_ZKSYNC_ERA_SEPOLIA_WEB3_PROVIDER_URI
+        elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+            web3_uri = MOONSTREAM_ARBITRUM_ONE_WEB3_PROVIDER_URI
         elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
             web3_uri = MOONSTREAM_ARBITRUM_NOVA_WEB3_PROVIDER_URI
         elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
diff --git a/moonstreamapi/requirements.txt b/moonstreamapi/requirements.txt
index 60915c97..43553a72 100644
--- a/moonstreamapi/requirements.txt
+++ b/moonstreamapi/requirements.txt
@@ -37,7 +37,7 @@ lru-dict==1.1.8
 Mako==1.2.3
 MarkupSafe==2.1.1
 moonstream==0.1.1
-moonstreamdb==0.4.2
+moonstreamdb==0.4.4
 multiaddr==0.0.9
 multidict==6.0.2
 netaddr==0.8.0
diff --git a/moonstreamapi/setup.py b/moonstreamapi/setup.py
index e3c14220..10b43de9 100644
--- a/moonstreamapi/setup.py
+++ b/moonstreamapi/setup.py
@@ -16,7 +16,7 @@ setup(
         "bugout>=0.2.15",
         "fastapi",
         "moonstream",
-        "moonstreamdb>=0.4.2",
+        "moonstreamdb>=0.4.4",
         "humbug",
         "pydantic==1.10.2",
         "pyevmasm",
diff --git a/moonstreamdb/moonstreamdb/blockchain.py b/moonstreamdb/moonstreamdb/blockchain.py
index 9bbfa1f0..72d90048 100644
--- a/moonstreamdb/moonstreamdb/blockchain.py
+++ b/moonstreamdb/moonstreamdb/blockchain.py
@@ -5,6 +5,9 @@ from .models import (
     AmoyBlock,
     AmoyLabel,
     AmoyTransaction,
+    ArbitrumOneBlock,
+    ArbitrumOneLabel,
+    ArbitrumOneTransaction,
     ArbitrumNovaBlock,
     ArbitrumNovaLabel,
     ArbitrumNovaTransaction,
@@ -69,6 +72,7 @@ class AvailableBlockchainType(Enum):
     ZKSYNC_ERA = "zksync_era"
     ZKSYNC_ERA_TESTNET = "zksync_era_testnet"
     ZKSYNC_ERA_SEPOLIA = "zksync_era_sepolia"
+    ARBITRUM_ONE = "arbitrum_one"
     ARBITRUM_NOVA = "arbitrum_nova"
     ARBITRUM_SEPOLIA = "arbitrum_sepolia"
     XAI = "xai"
@@ -93,6 +97,7 @@ def get_block_model(
         ZkSyncEraTestnetBlock,
         ZkSyncEraBlock,
         ZkSyncEraSepoliaBlock,
+        ArbitrumOneBlock,
         ArbitrumNovaBlock,
         ArbitrumSepoliaBlock,
         XaiBlock,
@@ -118,6 +123,7 @@ def get_block_model(
             ZkSyncEraTestnetBlock,
             ZkSyncEraBlock,
             ZkSyncEraSepoliaBlock,
+            ArbitrumOneBlock,
             ArbitrumNovaBlock,
             ArbitrumSepoliaBlock,
             XaiBlock,
@@ -147,6 +153,8 @@ def get_block_model(
         block_model = ZkSyncEraBlock
     elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
         block_model = ZkSyncEraSepoliaBlock
+    elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+        block_model = ArbitrumOneBlock
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
         block_model = ArbitrumNovaBlock
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
@@ -184,6 +192,7 @@ def get_label_model(
         ZkSyncEraTestnetLabel,
         ZkSyncEraLabel,
         ZkSyncEraSepoliaLabel,
+        ArbitrumOneLabel,
         ArbitrumNovaLabel,
         ArbitrumSepoliaLabel,
         XaiLabel,
@@ -209,6 +218,7 @@ def get_label_model(
             ZkSyncEraTestnetLabel,
             ZkSyncEraLabel,
             ZkSyncEraSepoliaLabel,
+            ArbitrumOneLabel,
             ArbitrumNovaLabel,
             ArbitrumSepoliaLabel,
             XaiLabel,
@@ -238,6 +248,8 @@ def get_label_model(
         label_model = ZkSyncEraLabel
     elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
         label_model = ZkSyncEraSepoliaLabel
+    elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+        label_model = ArbitrumOneLabel
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
         label_model = ArbitrumNovaLabel
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
@@ -275,6 +287,7 @@ def get_transaction_model(
         ZkSyncEraTestnetTransaction,
         ZkSyncEraTransaction,
         ZkSyncEraSepoliaTransaction,
+        ArbitrumOneTransaction,
         ArbitrumNovaTransaction,
         ArbitrumSepoliaTransaction,
         XaiTransaction,
@@ -300,6 +313,7 @@ def get_transaction_model(
             ZkSyncEraTestnetTransaction,
             ZkSyncEraTransaction,
             ZkSyncEraSepoliaTransaction,
+            ArbitrumOneTransaction,
             ArbitrumNovaTransaction,
             ArbitrumSepoliaTransaction,
             XaiTransaction,
@@ -329,6 +343,8 @@ def get_transaction_model(
         transaction_model = ZkSyncEraTransaction
     elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
         transaction_model = ZkSyncEraSepoliaTransaction
+    elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+        transaction_model = ArbitrumOneTransaction
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
         transaction_model = ArbitrumNovaTransaction
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
diff --git a/moonstreamdb/moonstreamdb/models.py b/moonstreamdb/moonstreamdb/models.py
index dfa09118..b96005c9 100644
--- a/moonstreamdb/moonstreamdb/models.py
+++ b/moonstreamdb/moonstreamdb/models.py
@@ -2056,6 +2056,121 @@ class ProofOfPlayApexLabel(Base):  # type: ignore
     )
 
 
+class ArbitrumOneBlock(Base):  # type: ignore
+    __tablename__ = "arbitrum_one_blocks"
+
+    block_number = Column(
+        BigInteger, primary_key=True, unique=True, nullable=False, index=True
+    )
+    difficulty = Column(BigInteger)
+    extra_data = Column(VARCHAR(128))
+    gas_limit = Column(BigInteger)
+    gas_used = Column(BigInteger)
+    base_fee_per_gas = Column(Numeric(precision=78, scale=0), nullable=True)
+    hash = Column(VARCHAR(256), index=True)
+    logs_bloom = Column(VARCHAR(1024))
+    miner = Column(VARCHAR(256))
+    nonce = Column(VARCHAR(256))
+    parent_hash = Column(VARCHAR(256))
+    receipt_root = Column(VARCHAR(256))
+    uncles = Column(VARCHAR(256))
+    size = Column(Integer)
+    state_root = Column(VARCHAR(256))
+    timestamp = Column(BigInteger, index=True)
+    total_difficulty = Column(VARCHAR(256))
+    transactions_root = Column(VARCHAR(256))
+
+    indexed_at = Column(
+        DateTime(timezone=True), server_default=utcnow(), nullable=False
+    )
+
+    sha3_uncles = Column(VARCHAR(256), nullable=True)
+    l1_block_number = Column(BigInteger, nullable=True)
+    send_count = Column(BigInteger, nullable=True)
+    send_root = Column(VARCHAR(256), nullable=True)
+    mix_hash = Column(VARCHAR(256), nullable=True)
+
+
+class ArbitrumOneTransaction(Base):  # type: ignore
+    __tablename__ = "arbitrum_one_transactions"
+
+    hash = Column(
+        VARCHAR(256), primary_key=True, unique=True, nullable=False, index=True
+    )
+    block_number = Column(
+        BigInteger,
+        ForeignKey("arbitrum_one_blocks.block_number", ondelete="CASCADE"),
+        nullable=False,
+        index=True,
+    )
+    from_address = Column(VARCHAR(256), index=True)
+    to_address = Column(VARCHAR(256), index=True)
+    gas = Column(Numeric(precision=78, scale=0), index=True)
+    gas_price = Column(Numeric(precision=78, scale=0), index=True)
+    max_fee_per_gas = Column(Numeric(precision=78, scale=0), nullable=True)
+    max_priority_fee_per_gas = Column(Numeric(precision=78, scale=0), nullable=True)
+    input = Column(Text)
+    nonce = Column(VARCHAR(256))
+    transaction_index = Column(BigInteger)
+    transaction_type = Column(Integer, nullable=True)
+    value = Column(Numeric(precision=78, scale=0), index=True)
+
+    indexed_at = Column(
+        DateTime(timezone=True), server_default=utcnow(), nullable=False
+    )
+
+    y_parity = Column(BigInteger, nullable=True)
+
+
+class ArbitrumOneLabel(Base):  # type: ignore
+    __tablename__ = "arbitrum_one_labels"
+
+    __table_args__ = (
+        Index(
+            "ix_arbitrum_one_labels_address_block_number",
+            "address",
+            "block_number",
+            unique=False,
+        ),
+        Index(
+            "ix_arbitrum_one_labels_address_block_timestamp",
+            "address",
+            "block_timestamp",
+            unique=False,
+        ),
+    )
+
+    id = Column(
+        UUID(as_uuid=True),
+        primary_key=True,
+        default=uuid.uuid4,
+        unique=True,
+        nullable=False,
+    )
+    label = Column(VARCHAR(256), nullable=False, index=True)
+    block_number = Column(
+        BigInteger,
+        nullable=True,
+        index=True,
+    )
+    address = Column(
+        VARCHAR(256),
+        nullable=True,
+        index=True,
+    )
+    transaction_hash = Column(
+        VARCHAR(256),
+        nullable=True,
+        index=True,
+    )
+    label_data = Column(JSONB, nullable=True)
+    block_timestamp = Column(BigInteger, index=True)
+    log_index = Column(Integer, nullable=True)
+    created_at = Column(
+        DateTime(timezone=True), server_default=utcnow(), nullable=False
+    )
+
+
 class ESDFunctionSignature(Base):  # type: ignore
     """
     Function signature from blockchain (Ethereum/Polygon) Signature Database.
diff --git a/moonstreamdb/moonstreamdb/networks.py b/moonstreamdb/moonstreamdb/networks.py
index a7cfa2fa..0a4ff1fa 100644
--- a/moonstreamdb/moonstreamdb/networks.py
+++ b/moonstreamdb/moonstreamdb/networks.py
@@ -6,6 +6,9 @@ from .models import (
     AmoyBlock,
     AmoyLabel,
     AmoyTransaction,
+    ArbitrumOneBlock,
+    ArbitrumOneLabel,
+    ArbitrumOneTransaction,
     ArbitrumNovaBlock,
     ArbitrumNovaLabel,
     ArbitrumNovaTransaction,
@@ -71,6 +74,7 @@ class Network(Enum):
     zksync_era_testnet = "zksync_era_testnet"
     zksync_era = "zksync_era"
     zksync_era_sepolia = "zksync_era_sepolia"
+    arbitrum_one = "arbitrum_one"
     arbitrum_nova = "arbitrum_nova"
     arbitrum_sepolia = "arbitrum_sepolia"
     xai = "xai"
@@ -92,6 +96,7 @@ tx_raw_types = Union[
     ZkSyncEraTestnetTransaction,
     ZkSyncEraTransaction,
     ZkSyncEraSepoliaTransaction,
+    ArbitrumOneTransaction,
     ArbitrumNovaTransaction,
     ArbitrumSepoliaTransaction,
     XaiTransaction,
@@ -149,6 +154,11 @@ MODELS: Dict[Network, Dict[str, Base]] = {
         "labels": ZkSyncEraLabel,
         "transactions": ZkSyncEraTransaction,
     },
+    Network.arbitrum_one: {
+        "blocks": ArbitrumOneBlock,
+        "labels": ArbitrumOneLabel,
+        "transactions": ArbitrumOneTransaction,
+    },
     Network.arbitrum_nova: {
         "blocks": ArbitrumNovaBlock,
         "labels": ArbitrumNovaLabel,
@@ -218,6 +228,8 @@ def blockchain_type_to_network_type(
         return Network.zksync_era
     elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
         return Network.zksync_era_sepolia
+    elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+        return Network.arbitrum_one
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
         return Network.arbitrum_nova
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
diff --git a/moonstreamdb/moonstreamdb/subscriptions.py b/moonstreamdb/moonstreamdb/subscriptions.py
index 3b567249..3a318c38 100644
--- a/moonstreamdb/moonstreamdb/subscriptions.py
+++ b/moonstreamdb/moonstreamdb/subscriptions.py
@@ -13,6 +13,7 @@ class SubscriptionTypes(Enum):
     ZKSYNC_ERA_TESTNET_BLOCKCHAIN = "zksync_era_testnet_smartcontract"
     ZKSYNC_ERA_BLOCKCHAIN = "zksync_era_smartcontract"
     ZKSYNC_ERA_SEPOLIA_BLOCKCHAIN = "zksync_era_sepolia_smartcontract"
+    ARBITRUM_ONE_BLOCKCHAIN = "arbitrum_one_smartcontract"
     ARBITRUM_NOVA_BLOCKCHAIN = "arbitrum_nova_smartcontract"
     ARBITRUM_SEPOLIA_BLOCKCHAIN = "arbitrum_sepolia_smartcontract"
     XAI_BLOCKCHAIN = "xai_smartcontract"
@@ -45,6 +46,8 @@ def blockchain_type_to_subscription_type(
         return SubscriptionTypes.ZKSYNC_ERA_BLOCKCHAIN
     elif blockchain_type == AvailableBlockchainType.ZKSYNC_ERA_SEPOLIA:
         return SubscriptionTypes.ZKSYNC_ERA_SEPOLIA_BLOCKCHAIN
+    elif blockchain_type == AvailableBlockchainType.ARBITRUM_ONE:
+        return SubscriptionTypes.ARBITRUM_ONE_BLOCKCHAIN
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_NOVA:
         return SubscriptionTypes.ARBITRUM_NOVA_BLOCKCHAIN
     elif blockchain_type == AvailableBlockchainType.ARBITRUM_SEPOLIA:
@@ -77,6 +80,7 @@ subscription_id_by_blockchain = {
     "zksync_era_testnet": "zksync_era_testnet_smartcontract",
     "zksync_era": "zksync_era_smartcontract",
     "zksync_era_sepolia": "zksync_era_sepolia_smartcontract",
+    "arbitrum_one": "arbitrum_one_smartcontract",
     "arbitrum_nova": "arbitrum_nova_smartcontract",
     "arbitrum_sepolia": "arbitrum_sepolia_smartcontract",
     "xai": "xai_smartcontract",
@@ -98,6 +102,7 @@ blockchain_by_subscription_id = {
     "zksync_era_testnet_blockchain": "zksync_era_testnet",
     "zksync_era_blockchain": "zksync_era",
     "zksync_era_sepolia_blockchain": "zksync_era_sepolia",
+    "arbitrum_one_blockchain": "arbitrum_one",
     "arbitrum_nova_blockchain": "arbitrum_nova",
     "arbitrum_sepolia_blockchain": "arbitrum_sepolia",
     "xai_blockchain": "xai",
@@ -116,6 +121,7 @@ blockchain_by_subscription_id = {
     "zksync_era_testnet_smartcontract": "zksync_era_testnet",
     "zksync_era_smartcontract": "zksync_era",
     "zksync_era_sepolia_smartcontract": "zksync_era_sepolia",
+    "arbitrum_one_smartcontract": "arbitrum_one",
     "arbitrum_nova_smartcontract": "arbitrum_nova",
     "arbitrum_sepolia_smartcontract": "arbitrum_sepolia",
     "xai_smartcontract": "xai",
diff --git a/moonstreamdb/moonstreamdb/version.py b/moonstreamdb/moonstreamdb/version.py
index 1c9662f8..8ae0f1f3 100644
--- a/moonstreamdb/moonstreamdb/version.py
+++ b/moonstreamdb/moonstreamdb/version.py
@@ -2,4 +2,4 @@
 Moonstream database version.
 """
 
-MOONSTREAMDB_VERSION = "0.4.3"
+MOONSTREAMDB_VERSION = "0.4.4"