diff --git a/src/artifact_output/configurable.rs b/src/artifact_output/configurable.rs
index 70222266..2ba5e2a7 100644
--- a/src/artifact_output/configurable.rs
+++ b/src/artifact_output/configurable.rs
@@ -17,12 +17,12 @@ use crate::{
             EvmOutputSelection, EwasmOutputSelection,
         },
         Ast, CompactContractBytecodeCow, DevDoc, Evm, Ewasm, FunctionDebugData, GasEstimates,
-        GeneratedSource, LosslessAbi, LosslessMetadata, Metadata, Offsets, Settings, StorageLayout,
-        UserDoc,
+        GeneratedSource, LosslessMetadata, Metadata, Offsets, Settings, StorageLayout, UserDoc,
     },
     sources::VersionedSourceFile,
     Artifact, ArtifactOutput, SolcConfig, SolcError, SourceFile,
 };
+use alloy_json_abi::JsonAbi;
 use serde::{Deserialize, Serialize};
 use std::{borrow::Cow, collections::BTreeMap, fs, path::Path};
 
@@ -34,7 +34,7 @@ use std::{borrow::Cow, collections::BTreeMap, fs, path::Path};
 pub struct ConfigurableContractArtifact {
     /// The Ethereum Contract ABI. If empty, it is represented as an empty
     /// array. See <https://docs.soliditylang.org/en/develop/abi-spec.html>
-    pub abi: Option<LosslessAbi>,
+    pub abi: Option<JsonAbi>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub bytecode: Option<CompactBytecode>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
@@ -120,7 +120,7 @@ impl From<ConfigurableContractArtifact> for CompactContract {
 impl<'a> From<&'a ConfigurableContractArtifact> for CompactContractBytecodeCow<'a> {
     fn from(artifact: &'a ConfigurableContractArtifact) -> Self {
         CompactContractBytecodeCow {
-            abi: artifact.abi.as_ref().map(|abi| Cow::Borrowed(&abi.abi)),
+            abi: artifact.abi.as_ref().map(Cow::Borrowed),
             bytecode: artifact.bytecode.as_ref().map(Cow::Borrowed),
             deployed_bytecode: artifact.deployed_bytecode.as_ref().map(Cow::Borrowed),
         }
@@ -361,7 +361,7 @@ impl ArtifactOutput for ConfigurableArtifacts {
         file: &VersionedSourceFile,
     ) -> Option<Self::Artifact> {
         file.source_file.ast.clone().map(|ast| ConfigurableContractArtifact {
-            abi: Some(LosslessAbi::default()),
+            abi: Some(JsonAbi::default()),
             id: Some(file.source_file.id),
             ast: Some(ast),
             bytecode: Some(CompactBytecode::empty()),
diff --git a/src/artifact_output/mod.rs b/src/artifact_output/mod.rs
index 94f44d5c..c6c48162 100644
--- a/src/artifact_output/mod.rs
+++ b/src/artifact_output/mod.rs
@@ -424,7 +424,7 @@ impl<T> Artifacts<T> {
 
 /// A trait representation for a [`crate::Contract`] artifact
 pub trait Artifact {
-    /// Returns the artifact's `Abi` and bytecode
+    /// Returns the artifact's [`JsonAbi`] and bytecode.
     fn into_inner(self) -> (Option<JsonAbi>, Option<Bytes>);
 
     /// Turns the artifact into a container type for abi, compact bytecode and deployed bytecode
diff --git a/src/artifacts/contract.rs b/src/artifacts/contract.rs
index 7461ecbe..ee176415 100644
--- a/src/artifacts/contract.rs
+++ b/src/artifacts/contract.rs
@@ -4,10 +4,9 @@ use crate::artifacts::{
     bytecode::{
         Bytecode, BytecodeObject, CompactBytecode, CompactDeployedBytecode, DeployedBytecode,
     },
-    serde_helpers, DevDoc, Evm, Ewasm, LosslessAbi, LosslessMetadata, Offsets, StorageLayout,
-    UserDoc,
+    serde_helpers, DevDoc, Evm, Ewasm, LosslessMetadata, Offsets, StorageLayout, UserDoc,
 };
-use alloy_json_abi::JsonAbi as Abi;
+use alloy_json_abi::JsonAbi;
 use alloy_primitives::Bytes;
 use serde::{Deserialize, Serialize};
 use std::{borrow::Cow, collections::BTreeMap, convert::TryFrom};
@@ -18,7 +17,7 @@ use std::{borrow::Cow, collections::BTreeMap, convert::TryFrom};
 pub struct Contract {
     /// The Ethereum Contract Metadata.
     /// See <https://docs.soliditylang.org/en/develop/metadata.html>
-    pub abi: Option<LosslessAbi>,
+    pub abi: Option<JsonAbi>,
     #[serde(
         default,
         skip_serializing_if = "Option::is_none",
@@ -54,7 +53,7 @@ impl<'a> From<&'a Contract> for CompactContractBytecodeCow<'a> {
             (None, None)
         };
         CompactContractBytecodeCow {
-            abi: artifact.abi.as_ref().map(|abi| Cow::Borrowed(&abi.abi)),
+            abi: artifact.abi.as_ref().map(Cow::Borrowed),
             bytecode,
             deployed_bytecode,
         }
@@ -69,7 +68,7 @@ impl<'a> From<&'a Contract> for CompactContractBytecodeCow<'a> {
 pub struct ContractBytecode {
     /// The Ethereum Contract ABI. If empty, it is represented as an empty
     /// array. See <https://docs.soliditylang.org/en/develop/abi-spec.html>
-    pub abi: Option<Abi>,
+    pub abi: Option<JsonAbi>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub bytecode: Option<Bytecode>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
@@ -139,7 +138,7 @@ impl From<Contract> for ContractBytecode {
 pub struct CompactContractBytecode {
     /// The Ethereum Contract ABI. If empty, it is represented as an empty
     /// array. See <https://docs.soliditylang.org/en/develop/abi-spec.html>
-    pub abi: Option<Abi>,
+    pub abi: Option<JsonAbi>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub bytecode: Option<CompactBytecode>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
@@ -214,7 +213,7 @@ impl From<CompactContractBytecode> for ContractBytecode {
 #[derive(Clone, Debug, Default, Serialize, Deserialize, PartialEq)]
 #[serde(rename_all = "camelCase")]
 pub struct CompactContractBytecodeCow<'a> {
-    pub abi: Option<Cow<'a, Abi>>,
+    pub abi: Option<Cow<'a, JsonAbi>>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub bytecode: Option<Cow<'a, CompactBytecode>>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
@@ -227,7 +226,7 @@ pub struct CompactContractBytecodeCow<'a> {
 /// `Bytecode` object.
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct ContractBytecodeSome {
-    pub abi: Abi,
+    pub abi: JsonAbi,
     pub bytecode: Bytecode,
     pub deployed_bytecode: DeployedBytecode,
 }
@@ -248,7 +247,7 @@ impl TryFrom<ContractBytecode> for ContractBytecodeSome {
 pub struct CompactContractSome {
     /// The Ethereum Contract ABI. If empty, it is represented as an empty
     /// array. See <https://docs.soliditylang.org/en/develop/abi-spec.html>
-    pub abi: Abi,
+    pub abi: JsonAbi,
     pub bin: BytecodeObject,
     #[serde(rename = "bin-runtime")]
     pub bin_runtime: BytecodeObject,
@@ -272,7 +271,7 @@ impl TryFrom<CompactContract> for CompactContractSome {
 pub struct CompactContract {
     /// The Ethereum Contract ABI. If empty, it is represented as an empty
     /// array. See <https://docs.soliditylang.org/en/develop/abi-spec.html>
-    pub abi: Option<Abi>,
+    pub abi: Option<JsonAbi>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub bin: Option<BytecodeObject>,
     #[serde(default, rename = "bin-runtime", skip_serializing_if = "Option::is_none")]
@@ -281,7 +280,7 @@ pub struct CompactContract {
 
 impl CompactContract {
     /// Returns the contents of this type as a single tuple of abi, bytecode and deployed bytecode
-    pub fn into_parts(self) -> (Option<Abi>, Option<Bytes>, Option<Bytes>) {
+    pub fn into_parts(self) -> (Option<JsonAbi>, Option<Bytes>, Option<Bytes>) {
         (
             self.abi,
             self.bin.and_then(|bin| bin.into_bytes()),
@@ -292,7 +291,7 @@ impl CompactContract {
     /// Returns the individual parts of this contract.
     ///
     /// If the values are `None`, then `Default` is returned.
-    pub fn into_parts_or_default(self) -> (Abi, Bytes, Bytes) {
+    pub fn into_parts_or_default(self) -> (JsonAbi, Bytes, Bytes) {
         (
             self.abi.unwrap_or_default(),
             self.bin.and_then(|bin| bin.into_bytes()).unwrap_or_default(),
@@ -429,7 +428,7 @@ impl<'a> From<CompactContractRefSome<'a>> for CompactContract {
 /// Minimal representation of a contract with a present abi and bytecode that borrows.
 #[derive(Copy, Clone, Debug, Serialize)]
 pub struct CompactContractRefSome<'a> {
-    pub abi: &'a Abi,
+    pub abi: &'a JsonAbi,
     pub bin: &'a BytecodeObject,
     #[serde(rename = "bin-runtime")]
     pub bin_runtime: &'a BytecodeObject,
@@ -439,7 +438,7 @@ impl<'a> CompactContractRefSome<'a> {
     /// Returns the individual parts of this contract.
     ///
     /// If the values are `None`, then `Default` is returned.
-    pub fn into_parts(self) -> (Abi, Bytes, Bytes) {
+    pub fn into_parts(self) -> (JsonAbi, Bytes, Bytes) {
         CompactContract::from(self).into_parts_or_default()
     }
 }
@@ -458,7 +457,7 @@ impl<'a> TryFrom<CompactContractRef<'a>> for CompactContractRefSome<'a> {
 /// Helper type to serialize while borrowing from `Contract`
 #[derive(Copy, Clone, Debug, Serialize)]
 pub struct CompactContractRef<'a> {
-    pub abi: Option<&'a Abi>,
+    pub abi: Option<&'a JsonAbi>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub bin: Option<&'a BytecodeObject>,
     #[serde(default, rename = "bin-runtime", skip_serializing_if = "Option::is_none")]
@@ -467,14 +466,14 @@ pub struct CompactContractRef<'a> {
 
 impl<'a> CompactContractRef<'a> {
     /// Clones the referenced values and returns as tuples
-    pub fn into_parts(self) -> (Option<Abi>, Option<Bytes>, Option<Bytes>) {
+    pub fn into_parts(self) -> (Option<JsonAbi>, Option<Bytes>, Option<Bytes>) {
         CompactContract::from(self).into_parts()
     }
 
     /// Returns the individual parts of this contract.
     ///
     /// If the values are `None`, then `Default` is returned.
-    pub fn into_parts_or_default(self) -> (Abi, Bytes, Bytes) {
+    pub fn into_parts_or_default(self) -> (JsonAbi, Bytes, Bytes) {
         CompactContract::from(self).into_parts_or_default()
     }
 
@@ -525,6 +524,6 @@ impl<'a> From<&'a Contract> for CompactContractRef<'a> {
             (None, None)
         };
 
-        Self { abi: c.abi.as_ref().map(|abi| &abi.abi), bin, bin_runtime }
+        Self { abi: c.abi.as_ref(), bin, bin_runtime }
     }
 }
diff --git a/src/artifacts/mod.rs b/src/artifacts/mod.rs
index 0755acce..3243a4d8 100644
--- a/src/artifacts/mod.rs
+++ b/src/artifacts/mod.rs
@@ -1,8 +1,8 @@
-//! Solc artifact types
+//! Solc artifact types.
+
 use crate::{
     compile::*, error::SolcIoError, remappings::Remapping, utils, ProjectPathsConfig, SolcError,
 };
-use alloy_json_abi::JsonAbi as Abi;
 use md5::Digest;
 use semver::Version;
 use serde::{de::Visitor, Deserialize, Deserializer, Serialize, Serializer};
@@ -1647,48 +1647,6 @@ impl OutputContracts {
     }
 }
 
-/// This type keeps a copy of the [`serde_json::Value`] when deserialized from the `solc` json
-/// compiler output and uses it to serialize the `abi` without loss.
-#[derive(Clone, Debug, PartialEq)]
-pub struct LosslessAbi {
-    /// The complete abi as json value
-    pub abi_value: serde_json::Value,
-    /// The deserialised version of `abi_value`
-    pub abi: Abi,
-}
-
-impl Default for LosslessAbi {
-    fn default() -> Self {
-        LosslessAbi { abi_value: serde_json::json!([]), abi: Default::default() }
-    }
-}
-
-impl From<LosslessAbi> for Abi {
-    fn from(abi: LosslessAbi) -> Self {
-        abi.abi
-    }
-}
-
-impl Serialize for LosslessAbi {
-    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
-    where
-        S: Serializer,
-    {
-        self.abi_value.serialize(serializer)
-    }
-}
-
-impl<'de> Deserialize<'de> for LosslessAbi {
-    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
-    where
-        D: Deserializer<'de>,
-    {
-        let abi_value = serde_json::Value::deserialize(deserializer)?;
-        let abi = Abi::from_json_str(&abi_value.to_string()).map_err(serde::de::Error::custom)?;
-        Ok(Self { abi_value, abi })
-    }
-}
-
 #[derive(Clone, Debug, Default, Serialize, Deserialize, Eq, PartialEq)]
 pub struct UserDoc {
     #[serde(default, skip_serializing_if = "Option::is_none")]
diff --git a/src/hh.rs b/src/hh.rs
index a67fb2f2..dea53546 100644
--- a/src/hh.rs
+++ b/src/hh.rs
@@ -4,10 +4,11 @@ use crate::{
     artifacts::{
         bytecode::{Bytecode, BytecodeObject, DeployedBytecode},
         contract::{CompactContract, CompactContractBytecode, Contract, ContractBytecode},
-        CompactContractBytecodeCow, LosslessAbi, Offsets,
+        CompactContractBytecodeCow, Offsets,
     },
     ArtifactOutput, SourceFile, VersionedSourceFile,
 };
+use alloy_json_abi::JsonAbi;
 use serde::{Deserialize, Serialize};
 use std::{borrow::Cow, collections::btree_map::BTreeMap};
 
@@ -24,7 +25,7 @@ pub struct HardhatArtifact {
     /// The source name of this contract in the workspace like `contracts/Greeter.sol`
     pub source_name: String,
     /// The contract's ABI
-    pub abi: LosslessAbi,
+    pub abi: JsonAbi,
     /// A "0x"-prefixed hex string of the unlinked deployment bytecode. If the contract is not
     /// deployable, this has the string "0x"
     pub bytecode: Option<BytecodeObject>,
@@ -45,7 +46,7 @@ impl<'a> From<&'a HardhatArtifact> for CompactContractBytecodeCow<'a> {
     fn from(artifact: &'a HardhatArtifact) -> Self {
         let c: ContractBytecode = artifact.clone().into();
         CompactContractBytecodeCow {
-            abi: Some(Cow::Borrowed(&artifact.abi.abi)),
+            abi: Some(Cow::Borrowed(&artifact.abi)),
             bytecode: c.bytecode.map(|b| Cow::Owned(b.into())),
             deployed_bytecode: c.deployed_bytecode.map(|b| Cow::Owned(b.into())),
         }
@@ -55,7 +56,7 @@ impl<'a> From<&'a HardhatArtifact> for CompactContractBytecodeCow<'a> {
 impl From<HardhatArtifact> for CompactContract {
     fn from(artifact: HardhatArtifact) -> Self {
         CompactContract {
-            abi: Some(artifact.abi.abi),
+            abi: Some(artifact.abi),
             bin: artifact.bytecode,
             bin_runtime: artifact.deployed_bytecode,
         }
@@ -76,7 +77,7 @@ impl From<HardhatArtifact> for ContractBytecode {
             bcode.into()
         });
 
-        ContractBytecode { abi: Some(artifact.abi.abi), bytecode, deployed_bytecode }
+        ContractBytecode { abi: Some(artifact.abi), bytecode, deployed_bytecode }
     }
 }