diff --git a/chainList.json b/chainList.json
index 2c4b16403..9243a9a25 100644
--- a/chainList.json
+++ b/chainList.json
@@ -511,6 +511,23 @@
       "chain": "sepolia"
     }
   },
+  {
+    "name": "Swellchain Testnet",
+    "identifier": "sepolia/swell",
+    "chainId": 1924,
+    "rpc": [
+      "https://swell-testnet.alt.technology"
+    ],
+    "explorers": [
+      "https://swell-testnet-explorer.alt.technology"
+    ],
+    "superchainLevel": 0,
+    "dataAvailabilityType": "eth-da",
+    "parent": {
+      "type": "L2",
+      "chain": "sepolia"
+    }
+  },
   {
     "name": "Binary Sepolia",
     "identifier": "sepolia/tbn",
diff --git a/chainList.toml b/chainList.toml
index 797c65ca4..7b09c1168 100644
--- a/chainList.toml
+++ b/chainList.toml
@@ -360,6 +360,18 @@
     type = "L2"
     chain = "sepolia"
 
+[[chains]]
+  name = "Swellchain Testnet"
+  identifier = "sepolia/swell"
+  chain_id = 1924
+  rpc = ["https://swell-testnet.alt.technology"]
+  explorers = ["https://swell-testnet-explorer.alt.technology"]
+  superchain_level = 0
+  data_availability_type = "eth-da"
+  [chains.parent]
+    type = "L2"
+    chain = "sepolia"
+
 [[chains]]
   name = "Binary Sepolia"
   identifier = "sepolia/tbn"
diff --git a/superchain/configs/configs.json b/superchain/configs/configs.json
index aabb889ef..b23c832ff 100644
--- a/superchain/configs/configs.json
+++ b/superchain/configs/configs.json
@@ -1575,6 +1575,75 @@
             "SystemConfigProxy": "0x5D63A8Dc2737cE771aa4a6510D063b6Ba2c4f6F2"
           }
         },
+        {
+          "Name": "Swellchain Testnet",
+          "l2_chain_id": 1924,
+          "PublicRPC": "https://swell-testnet.alt.technology",
+          "SequencerRPC": "https://swell-testnet.alt.technology",
+          "Explorer": "https://swell-testnet-explorer.alt.technology",
+          "SuperchainLevel": 0,
+          "StandardChainCandidate": true,
+          "SuperchainTime": null,
+          "batch_inbox_address": "0x00e4162c4fE9Db4796787E515F616A55650791B7",
+          "Superchain": "sepolia",
+          "Chain": "swell",
+          "canyon_time": 0,
+          "delta_time": 0,
+          "ecotone_time": 0,
+          "fjord_time": 0,
+          "granite_time": 0,
+          "block_time": 2,
+          "seq_window_size": 3600,
+          "max_sequencer_drift": 600,
+          "DataAvailabilityType": "eth-da",
+          "optimism": {
+            "eip1559Elasticity": 10,
+            "eip1559Denominator": 50,
+            "eip1559DenominatorCanyon": 250
+          },
+          "GasPayingToken": null,
+          "genesis": {
+            "l1": {
+              "hash": "0xd99f5dc5bb430b382da5e70964a2faf49808c0f450d4e8fa4bb3d4f7f9e3c18a",
+              "number": 6989267
+            },
+            "l2": {
+              "hash": "0x56d83858e4fab3bcd009c0014c91fce910f0e4585d1f446e043c813043fd0317",
+              "number": 0
+            },
+            "l2_time": 1730453256,
+            "system_config": {
+              "batcherAddr": "0x77C60EfDBDa83410EE0373Eda2ed06891238c93d",
+              "overhead": "0x0000000000000000000000000000000000000000000000000000000000000000",
+              "scalar": "0x010000000000000000000000000000000000000000000000000c5fc500000558",
+              "gasLimit": 60000000
+            }
+          },
+          "Addresses": {
+            "AddressManager": "0x9C7D8212d8c996ab3c849bF4d6d5cC0A597A5CE5",
+            "AnchorStateRegistryProxy": "0x6D1443dD3f58889C6A8DE51E74b5fCa9c7116513",
+            "BatchSubmitter": "0x77C60EfDBDa83410EE0373Eda2ed06891238c93d",
+            "Challenger": "0x9C420427CABF2ab4b9e609ca8F4c64BB92bc76b0",
+            "DelayedWETHProxy": "0xD89F9eC2D109FB5f978A3b5B846d6aA1959872fb",
+            "DisputeGameFactoryProxy": "0xF098dc3596d96b6Dfd43FdE6066551449242Fc15",
+            "Guardian": "0x7a50f00e8D05b95F98fE38d8BeE366a7324dCf7E",
+            "L1CrossDomainMessengerProxy": "0xD89F9eC2D109FB5f978A3b5B846d6aA1959872fb",
+            "L1ERC721BridgeProxy": "0x2Cff2FDA74b121B7D6371C740d5166F47a93d45C",
+            "L1StandardBridgeProxy": "0xeBb79a1D00B2d489f53ADee985a2Ded2A3553F22",
+            "MIPS": "0x47B0E34C1054009e696BaBAAd56165e1e994144d",
+            "OptimismMintableERC20FactoryProxy": "0xBa2b3e7a330ce394202ACB258f670B2926dB63BE",
+            "OptimismPortalProxy": "0x595329C60C0B9E54a5246E98fB0fA7FcFd454f64",
+            "PermissionedDisputeGame": "0x01Fe650FB880A287D1b7C2df6e830dA0540387fA",
+            "PreimageOracle": "0x92240135b46fc1142dA181f550aE8f595B858854",
+            "Proposer": "0xfAD4ab1C91530649bf3c1F3DadB401160d3854D0",
+            "ProxyAdmin": "0x85046864B00763415af4DA8d7Bd6FA9404385690",
+            "ProxyAdminOwner": "0xbA9b48E881c79C5e8E00891Dd0DBfd9322632da7",
+            "SuperchainConfig": "0xC2Be75506d5724086DEB7245bd260Cc9753911Be",
+            "SystemConfigOwner": "0x6C22aD23a35658d045165ac1d20486C39A3BEFCE",
+            "SystemConfigProxy": "0xb8dB232300F007833592befD46E141C6aD3558ec",
+            "UnsafeBlockSigner": "0xACE029EaF8513FE15f03a511976F311454E4B423"
+          }
+        },
         {
           "Name": "Minato",
           "l2_chain_id": 1946,
diff --git a/superchain/configs/sepolia/swell.toml b/superchain/configs/sepolia/swell.toml
new file mode 100644
index 000000000..c47c7430f
--- /dev/null
+++ b/superchain/configs/sepolia/swell.toml
@@ -0,0 +1,60 @@
+name = "Swellchain Testnet"
+chain_id = 1924
+public_rpc = "https://swell-testnet.alt.technology"
+sequencer_rpc = "https://swell-testnet.alt.technology"
+explorer = "https://swell-testnet-explorer.alt.technology"
+superchain_level = 0
+standard_chain_candidate = true # This is a temporary field which causes most of the standard validation checks to run on this chain
+batch_inbox_addr = "0x00e4162c4fE9Db4796787E515F616A55650791B7"
+canyon_time = 0 # Thu 1 Jan 1970 00:00:00 UTC
+delta_time = 0 # Thu 1 Jan 1970 00:00:00 UTC
+ecotone_time = 0 # Thu 1 Jan 1970 00:00:00 UTC
+fjord_time = 0 # Thu 1 Jan 1970 00:00:00 UTC
+granite_time = 0 # Thu 1 Jan 1970 00:00:00 UTC
+block_time = 2
+seq_window_size = 3600
+max_sequencer_drift = 600
+data_availability_type = "eth-da"
+
+[optimism]
+  eip1559_elasticity = 10
+  eip1559_denominator = 50
+  eip1559_denominator_canyon = 250
+
+[genesis]
+  l2_time = 1730453256
+  [genesis.l1]
+    hash = "0xd99f5dc5bb430b382da5e70964a2faf49808c0f450d4e8fa4bb3d4f7f9e3c18a"
+    number = 6989267
+  [genesis.l2]
+    hash = "0x56d83858e4fab3bcd009c0014c91fce910f0e4585d1f446e043c813043fd0317"
+    number = 0
+  [genesis.system_config]
+    batcherAddress = "0x77C60EfDBDa83410EE0373Eda2ed06891238c93d"
+    overhead = "0x0000000000000000000000000000000000000000000000000000000000000000"
+    scalar = "0x010000000000000000000000000000000000000000000000000c5fc500000558"
+    gasLimit = 60000000
+
+[addresses]
+  SystemConfigOwner = "0x6C22aD23a35658d045165ac1d20486C39A3BEFCE"
+  ProxyAdminOwner = "0xbA9b48E881c79C5e8E00891Dd0DBfd9322632da7"
+  Guardian = "0x7a50f00e8D05b95F98fE38d8BeE366a7324dCf7E"
+  Challenger = "0x9C420427CABF2ab4b9e609ca8F4c64BB92bc76b0"
+  Proposer = "0xfAD4ab1C91530649bf3c1F3DadB401160d3854D0"
+  UnsafeBlockSigner = "0xACE029EaF8513FE15f03a511976F311454E4B423"
+  BatchSubmitter = "0x77C60EfDBDa83410EE0373Eda2ed06891238c93d"
+  AddressManager = "0x9C7D8212d8c996ab3c849bF4d6d5cC0A597A5CE5"
+  L1CrossDomainMessengerProxy = "0xD89F9eC2D109FB5f978A3b5B846d6aA1959872fb"
+  L1ERC721BridgeProxy = "0x2Cff2FDA74b121B7D6371C740d5166F47a93d45C"
+  L1StandardBridgeProxy = "0xeBb79a1D00B2d489f53ADee985a2Ded2A3553F22"
+  OptimismMintableERC20FactoryProxy = "0xBa2b3e7a330ce394202ACB258f670B2926dB63BE"
+  OptimismPortalProxy = "0x595329C60C0B9E54a5246E98fB0fA7FcFd454f64"
+  SystemConfigProxy = "0xb8dB232300F007833592befD46E141C6aD3558ec"
+  ProxyAdmin = "0x85046864B00763415af4DA8d7Bd6FA9404385690"
+  SuperchainConfig = "0xC2Be75506d5724086DEB7245bd260Cc9753911Be"
+  AnchorStateRegistryProxy = "0x6D1443dD3f58889C6A8DE51E74b5fCa9c7116513"
+  DelayedWETHProxy = "0xD89F9eC2D109FB5f978A3b5B846d6aA1959872fb"
+  DisputeGameFactoryProxy = "0xF098dc3596d96b6Dfd43FdE6066551449242Fc15"
+  MIPS = "0x47B0E34C1054009e696BaBAAd56165e1e994144d"
+  PermissionedDisputeGame = "0x01Fe650FB880A287D1b7C2df6e830dA0540387fA"
+  PreimageOracle = "0x92240135b46fc1142dA181f550aE8f595B858854"
diff --git a/superchain/extra/addresses/addresses.json b/superchain/extra/addresses/addresses.json
index 6057952c5..0a3527d73 100644
--- a/superchain/extra/addresses/addresses.json
+++ b/superchain/extra/addresses/addresses.json
@@ -260,6 +260,30 @@
     "SystemConfigProxy": "0xD3d4c6B703978a5d24FecF3a70a51127667Ff1A4",
     "UnsafeBlockSigner": "0x6967D304E9b7E26b5eb3f5A1FD1239DaAD3215E6"
   },
+  "1924": {
+    "AddressManager": "0x9C7D8212d8c996ab3c849bF4d6d5cC0A597A5CE5",
+    "AnchorStateRegistryProxy": "0x6D1443dD3f58889C6A8DE51E74b5fCa9c7116513",
+    "BatchSubmitter": "0x77C60EfDBDa83410EE0373Eda2ed06891238c93d",
+    "Challenger": "0x9C420427CABF2ab4b9e609ca8F4c64BB92bc76b0",
+    "DelayedWETHProxy": "0xD89F9eC2D109FB5f978A3b5B846d6aA1959872fb",
+    "DisputeGameFactoryProxy": "0xF098dc3596d96b6Dfd43FdE6066551449242Fc15",
+    "Guardian": "0x7a50f00e8D05b95F98fE38d8BeE366a7324dCf7E",
+    "L1CrossDomainMessengerProxy": "0xD89F9eC2D109FB5f978A3b5B846d6aA1959872fb",
+    "L1ERC721BridgeProxy": "0x2Cff2FDA74b121B7D6371C740d5166F47a93d45C",
+    "L1StandardBridgeProxy": "0xeBb79a1D00B2d489f53ADee985a2Ded2A3553F22",
+    "MIPS": "0x47B0E34C1054009e696BaBAAd56165e1e994144d",
+    "OptimismMintableERC20FactoryProxy": "0xBa2b3e7a330ce394202ACB258f670B2926dB63BE",
+    "OptimismPortalProxy": "0x595329C60C0B9E54a5246E98fB0fA7FcFd454f64",
+    "PermissionedDisputeGame": "0x01Fe650FB880A287D1b7C2df6e830dA0540387fA",
+    "PreimageOracle": "0x92240135b46fc1142dA181f550aE8f595B858854",
+    "Proposer": "0xfAD4ab1C91530649bf3c1F3DadB401160d3854D0",
+    "ProxyAdmin": "0x85046864B00763415af4DA8d7Bd6FA9404385690",
+    "ProxyAdminOwner": "0xbA9b48E881c79C5e8E00891Dd0DBfd9322632da7",
+    "SuperchainConfig": "0xC2Be75506d5724086DEB7245bd260Cc9753911Be",
+    "SystemConfigOwner": "0x6C22aD23a35658d045165ac1d20486C39A3BEFCE",
+    "SystemConfigProxy": "0xb8dB232300F007833592befD46E141C6aD3558ec",
+    "UnsafeBlockSigner": "0xACE029EaF8513FE15f03a511976F311454E4B423"
+  },
   "1946": {
     "AddressManager": "0x6e8A77673109783001150DFA770E6c662f473DA9",
     "AnchorStateRegistryProxy": "0xa4AbebA1612Cf731843460791e1A925c84d0991C",
diff --git a/superchain/extra/bytecodes/0x2e3660a52f918a14f81384bb1d6b9b4a18456af4d3d35ddbc4df4c1de0aaaff7.bin.gz b/superchain/extra/bytecodes/0x2e3660a52f918a14f81384bb1d6b9b4a18456af4d3d35ddbc4df4c1de0aaaff7.bin.gz
new file mode 100755
index 000000000..4acad8a9c
Binary files /dev/null and b/superchain/extra/bytecodes/0x2e3660a52f918a14f81384bb1d6b9b4a18456af4d3d35ddbc4df4c1de0aaaff7.bin.gz differ
diff --git a/superchain/extra/bytecodes/0x423db48ff04c2b12df0f5ff1b630fd148c54a1bb95e63fb19196c27bf46e117d.bin.gz b/superchain/extra/bytecodes/0x423db48ff04c2b12df0f5ff1b630fd148c54a1bb95e63fb19196c27bf46e117d.bin.gz
new file mode 100755
index 000000000..740094985
Binary files /dev/null and b/superchain/extra/bytecodes/0x423db48ff04c2b12df0f5ff1b630fd148c54a1bb95e63fb19196c27bf46e117d.bin.gz differ
diff --git a/superchain/extra/bytecodes/0x9b6d71556c64c92fbd8432def02fc290d4bd95f4e91b0d7aa16d025a553c5cb0.bin.gz b/superchain/extra/bytecodes/0x9b6d71556c64c92fbd8432def02fc290d4bd95f4e91b0d7aa16d025a553c5cb0.bin.gz
new file mode 100755
index 000000000..a167f0cd7
Binary files /dev/null and b/superchain/extra/bytecodes/0x9b6d71556c64c92fbd8432def02fc290d4bd95f4e91b0d7aa16d025a553c5cb0.bin.gz differ
diff --git a/superchain/extra/bytecodes/0xe7e07d2643977e24bcd63290bc09d12835d4cd5b430639eb085ac4d24dabf92b.bin.gz b/superchain/extra/bytecodes/0xe7e07d2643977e24bcd63290bc09d12835d4cd5b430639eb085ac4d24dabf92b.bin.gz
new file mode 100755
index 000000000..642bff912
Binary files /dev/null and b/superchain/extra/bytecodes/0xe7e07d2643977e24bcd63290bc09d12835d4cd5b430639eb085ac4d24dabf92b.bin.gz differ
diff --git a/superchain/extra/bytecodes/0xf28520373a339eb343f61760370769e918fe9ed4669d6bdf2bb57f35da38acbe.bin.gz b/superchain/extra/bytecodes/0xf28520373a339eb343f61760370769e918fe9ed4669d6bdf2bb57f35da38acbe.bin.gz
new file mode 100755
index 000000000..39db759a1
Binary files /dev/null and b/superchain/extra/bytecodes/0xf28520373a339eb343f61760370769e918fe9ed4669d6bdf2bb57f35da38acbe.bin.gz differ
diff --git a/superchain/extra/genesis/sepolia/swell.json.gz b/superchain/extra/genesis/sepolia/swell.json.gz
new file mode 100755
index 000000000..42c17f378
Binary files /dev/null and b/superchain/extra/genesis/sepolia/swell.json.gz differ
diff --git a/validation/genesis/validation-inputs/1924/deploy-config.json b/validation/genesis/validation-inputs/1924/deploy-config.json
new file mode 100755
index 000000000..481371d02
--- /dev/null
+++ b/validation/genesis/validation-inputs/1924/deploy-config.json
@@ -0,0 +1,101 @@
+{
+  "fundDevAccounts": false,
+  "l2GenesisBlockNonce": "0x0",
+  "l2GenesisBlockGasLimit": "0x3938700",
+  "l2GenesisBlockDifficulty": null,
+  "l2GenesisBlockMixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "l2GenesisBlockNumber": "0x0",
+  "l2GenesisBlockGasUsed": "0x0",
+  "l2GenesisBlockParentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "l2GenesisBlockBaseFeePerGas": "0x3b9aca00",
+  "proxyAdminOwner": "0xba9b48e881c79c5e8e00891dd0dbfd9322632da7",
+  "finalSystemOwner": "0xba9b48e881c79c5e8e00891dd0dbfd9322632da7",
+  "baseFeeVaultRecipient": "0x7f52c2198f60e3221c10cbe843eb253934fc98b4",
+  "l1FeeVaultRecipient": "0x7f52c2198f60e3221c10cbe843eb253934fc98b4",
+  "sequencerFeeVaultRecipient": "0x7f52c2198f60e3221c10cbe843eb253934fc98b4",
+  "baseFeeVaultMinimumWithdrawalAmount": "0x8ac7230489e80000",
+  "l1FeeVaultMinimumWithdrawalAmount": "0x8ac7230489e80000",
+  "sequencerFeeVaultMinimumWithdrawalAmount": "0x8ac7230489e80000",
+  "baseFeeVaultWithdrawalNetwork": 1,
+  "l1FeeVaultWithdrawalNetwork": 1,
+  "sequencerFeeVaultWithdrawalNetwork": 1,
+  "enableGovernance": true,
+  "governanceTokenSymbol": "OP",
+  "governanceTokenName": "Optimism",
+  "governanceTokenOwner": "0xdeaddeaddeaddeaddeaddeaddeaddeaddeaddead",
+  "gasPriceOracleOverhead": 0,
+  "gasPriceOracleScalar": 0,
+  "gasPriceOracleBaseFeeScalar": 1368,
+  "gasPriceOracleBlobBaseFeeScalar": 810949,
+  "useCustomGasToken": false,
+  "customGasTokenAddress": "0x0000000000000000000000000000000000000000",
+  "p2pSequencerAddress": "0xace029eaf8513fe15f03a511976f311454e4b423",
+  "batchSenderAddress": "0x77c60efdbda83410ee0373eda2ed06891238c93d",
+  "eip1559Elasticity": 10,
+  "eip1559Denominator": 50,
+  "eip1559DenominatorCanyon": 250,
+  "l2GenesisRegolithTimeOffset": "0x0",
+  "l2GenesisCanyonTimeOffset": "0x0",
+  "l2GenesisDeltaTimeOffset": "0x0",
+  "l2GenesisEcotoneTimeOffset": "0x0",
+  "l2GenesisFjordTimeOffset": "0x0",
+  "l2GenesisGraniteTimeOffset": "0x0",
+  "l1ChainID": 11155111,
+  "l2ChainID": 1924,
+  "l2BlockTime": 2,
+  "finalizationPeriodSeconds": 12,
+  "maxSequencerDrift": 600,
+  "sequencerWindowSize": 3600,
+  "channelTimeout": 300,
+  "batchInboxAddress": "0x00e4162c4fe9db4796787e515f616a55650791b7",
+  "systemConfigStartBlock": 0,
+  "useAltDA": false,
+  "daCommitmentType": "",
+  "daChallengeWindow": 0,
+  "daResolveWindow": 0,
+  "daBondSize": 0,
+  "daResolverRefundPercentage": 0,
+  "l1BlockTime": 12,
+  "l1GenesisBlockTimestamp": "0x0",
+  "l1GenesisBlockNonce": "0x0",
+  "l1GenesisBlockGasLimit": "0x0",
+  "l1GenesisBlockDifficulty": null,
+  "l1GenesisBlockMixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "l1GenesisBlockCoinbase": "0x0000000000000000000000000000000000000000",
+  "l1GenesisBlockNumber": "0x0",
+  "l1GenesisBlockGasUsed": "0x0",
+  "l1GenesisBlockParentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "l1GenesisBlockBaseFeePerGas": null,
+  "l1StartingBlockTag": "0xd99f5dc5bb430b382da5e70964a2faf49808c0f450d4e8fa4bb3d4f7f9e3c18a",
+  "requiredProtocolVersion": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "recommendedProtocolVersion": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "superchainConfigGuardian": "0x0000000000000000000000000000000000000001",
+  "l2OutputOracleSubmissionInterval": 1,
+  "l2OutputOracleStartingTimestamp": 1,
+  "l2OutputOracleStartingBlockNumber": 0,
+  "l2OutputOracleProposer": "0x0000000000000000000000000000000000000001",
+  "l2OutputOracleChallenger": "0x0000000000000000000000000000000000000001",
+  "useFaultProofs": true,
+  "faultGameAbsolutePrestate": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "faultGameMaxDepth": 0,
+  "faultGameClockExtension": 0,
+  "faultGameMaxClockDuration": 0,
+  "faultGameGenesisBlock": 0,
+  "faultGameGenesisOutputRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "faultGameSplitDepth": 0,
+  "faultGameWithdrawalDelay": 604800,
+  "preimageOracleMinProposalSize": 126000,
+  "preimageOracleChallengePeriod": 86400,
+  "proofMaturityDelaySeconds": 604800,
+  "disputeGameFinalityDelaySeconds": 302400,
+  "respectedGameType": 0,
+  "l1StandardBridgeProxy": "0xebb79a1d00b2d489f53adee985a2ded2a3553f22",
+  "l1CrossDomainMessengerProxy": "0xd89f9ec2d109fb5f978a3b5b846d6aa1959872fb",
+  "l1ERC721BridgeProxy": "0x2cff2fda74b121b7d6371c740d5166f47a93d45c",
+  "systemConfigProxy": "0xb8db232300f007833592befd46e141c6ad3558ec",
+  "optimismPortalProxy": "0x595329c60c0b9e54a5246e98fb0fa7fcfd454f64",
+  "daChallengeProxy": "0x0000000000000000000000000000000000000000",
+  "protocolVersionsProxy": "0x79add5713b383daa0a138d3c4780c7a1804a8090",
+  "deploymentWaitConfirmations": 0
+}
+
diff --git a/validation/genesis/validation-inputs/1924/meta.toml b/validation/genesis/validation-inputs/1924/meta.toml
new file mode 100755
index 000000000..7cff65ce2
--- /dev/null
+++ b/validation/genesis/validation-inputs/1924/meta.toml
@@ -0,0 +1,4 @@
+genesis_creation_commit = "5e14a61547a45eef2ebeba677aee4a049f106ed8"
+node_version = "18.12.1"
+monorepo_build_command = "pnpm"
+genesis_creation_command = "forge1"