Updated on 2026-08-14

libs/blockchain-sdk/src/main/java/com/tangem/blockchainsdk/converters/BlockchainSDKConfigConverter.kt

@@ -85,6 +85,8 @@ internal object BlockchainSDKConfigConverter : Converter<ConfigValueModel, Block
                 zkSyncEra = GetBlockAccessToken(jsonRpc = accessTokens.zksync?.jsonRPC),
                 polygonZkEvm = GetBlockAccessToken(jsonRpc = accessTokens.polygonZkevm?.jsonRPC),
                 base = GetBlockAccessToken(jsonRpc = accessTokens.base?.jsonRPC),
+                blast = GetBlockAccessToken(jsonRpc = accessTokens.blast?.jsonRPC),
+                filecoin = GetBlockAccessToken(jsonRpc = accessTokens.filecoin?.jsonRPC),
             )
         }
     }

libs/blockchain-sdk/src/main/java/com/tangem/blockchainsdk/utils/Blockchain.kt

@@ -118,6 +118,9 @@ fun Blockchain.Companion.fromNetworkId(networkId: String): Blockchain? {
         "koinos/test" -> Blockchain.KoinosTestnet
         "joystream" -> Blockchain.Joystream
         "bittensor" -> Blockchain.Bittensor
+        "filecoin" -> Blockchain.Filecoin
+        "blast" -> Blockchain.Blast
+        "blast/test" -> Blockchain.BlastTestnet
         else -> null
     }
 }
@@ -237,6 +240,9 @@ fun Blockchain.toNetworkId(): String {
         Blockchain.KoinosTestnet -> "koinos/test"
         Blockchain.Joystream -> "joystream"
         Blockchain.Bittensor -> "bittensor"
+        Blockchain.Filecoin -> "filecoin"
+        Blockchain.Blast -> "blast"
+        Blockchain.BlastTestnet -> "blast/test"
     }
 }
 
@@ -313,6 +319,8 @@ fun Blockchain.toCoinId(): String {
         Blockchain.Koinos, Blockchain.KoinosTestnet -> "koinos"
         Blockchain.Joystream -> "joystream"
         Blockchain.Bittensor -> "bittensor"
+        Blockchain.Filecoin -> "filecoin"
+        Blockchain.Blast, Blockchain.BlastTestnet -> "blast"
     }
 }
 
@@ -325,7 +333,9 @@ fun Blockchain.amountToCreateAccount(token: Token? = null): BigDecimal? {
         Blockchain.Stellar -> if (token?.symbol == NODL) BigDecimal(NODL_AMOUNT_TO_CREATE_ACCOUNT) else BigDecimal.ONE
         Blockchain.XRP -> BigDecimal.TEN
         Blockchain.Near, Blockchain.NearTestnet -> 0.00182.toBigDecimal()
-        Blockchain.Aptos, Blockchain.AptosTestnet -> BigDecimal.ZERO
+        Blockchain.Aptos, Blockchain.AptosTestnet,
+        Blockchain.Filecoin,
+        -> BigDecimal.ZERO
         else -> null
     }
 }
@@ -341,6 +351,5 @@ private val excludedBlockchains = listOf(
     Blockchain.Unknown,
     Blockchain.Nexa,
     Blockchain.NexaTestnet,
-    Blockchain.Mantle,
-    Blockchain.MantleTestnet,
+    Blockchain.Filecoin,
 )

libs/crypto/src/main/java/com/tangem/lib/crypto/models/ProxyFee.kt

@@ -18,4 +18,10 @@ sealed interface ProxyFee {
         override val fee: ProxyAmount,
         val minAdaValue: BigDecimal,
     ) : ProxyFee
+
+    data class Filecoin(
+        override val gasLimit: BigInteger,
+        override val fee: ProxyAmount,
+        val gasPremium: Long,
+    ) : ProxyFee
 }