diff --git a/crates/papyrus_protobuf/src/consensus.rs b/crates/papyrus_protobuf/src/consensus.rs
index d72af8fbc78..9faf29ba39e 100644
--- a/crates/papyrus_protobuf/src/consensus.rs
+++ b/crates/papyrus_protobuf/src/consensus.rs
@@ -5,6 +5,7 @@ use prost::DecodeError;
 use starknet_api::block::{BlockHash, BlockNumber};
 use starknet_api::consensus_transaction::ConsensusTransaction;
 use starknet_api::core::ContractAddress;
+use starknet_api::data_availability::L1DataAvailabilityMode;
 
 use crate::converters::ProtobufConversionError;
 
@@ -56,6 +57,18 @@ pub struct ProposalInit {
     pub proposer: ContractAddress,
 }
 
+#[derive(Clone, Debug, PartialEq)]
+pub struct BlockInfo {
+    pub height: BlockNumber,
+    pub timestamp: u64,
+    pub builder: ContractAddress,
+    pub l1_da_mode: L1DataAvailabilityMode,
+    pub l2_gas_price_fri: u128,
+    pub l1_gas_price_wei: u128,
+    pub l1_data_gas_price_wei: u128,
+    pub eth_to_strk_rate: u64,
+}
+
 /// A temporary constant to use as a validator ID. Zero is not a valid contract address.
 // TODO(Matan): Remove this once we have a proper validator set.
 pub const DEFAULT_VALIDATOR_ID: u64 = 100;
diff --git a/crates/papyrus_protobuf/src/converters/consensus.rs b/crates/papyrus_protobuf/src/converters/consensus.rs
index d0d4885fa0a..d0f8b9550e6 100644
--- a/crates/papyrus_protobuf/src/converters/consensus.rs
+++ b/crates/papyrus_protobuf/src/converters/consensus.rs
@@ -9,7 +9,9 @@ use starknet_api::block::{BlockHash, BlockNumber};
 use starknet_api::consensus_transaction::ConsensusTransaction;
 use starknet_api::hash::StarkHash;
 
+use super::common::{enum_int_to_l1_data_availability_mode, l1_data_availability_mode_to_enum_int};
 use crate::consensus::{
+    BlockInfo,
     IntoFromProto,
     ProposalFin,
     ProposalInit,
@@ -211,6 +213,61 @@ impl From<TransactionBatch> for protobuf::TransactionBatch {
 
 auto_impl_into_and_try_from_vec_u8!(TransactionBatch, protobuf::TransactionBatch);
 
+impl TryFrom<protobuf::BlockInfo> for BlockInfo {
+    type Error = ProtobufConversionError;
+    fn try_from(value: protobuf::BlockInfo) -> Result<Self, Self::Error> {
+        let height = value.height;
+        let timestamp = value.timestamp;
+        let builder = value
+            .builder
+            .ok_or(ProtobufConversionError::MissingField { field_description: "builder" })?
+            .try_into()?;
+        let l1_da_mode = enum_int_to_l1_data_availability_mode(value.l1_da_mode)?;
+        let l2_gas_price_fri = value
+            .l2_gas_price_fri
+            .ok_or(ProtobufConversionError::MissingField { field_description: "l2_gas_price_fri" })?
+            .into();
+        let l1_gas_price_wei = value
+            .l1_gas_price_wei
+            .ok_or(ProtobufConversionError::MissingField { field_description: "l1_gas_price_wei" })?
+            .into();
+        let l1_data_gas_price_wei = value
+            .l1_data_gas_price_wei
+            .ok_or(ProtobufConversionError::MissingField {
+                field_description: "l1_data_gas_price_wei",
+            })?
+            .into();
+        let eth_to_strk_rate = value.eth_to_strk_rate;
+        Ok(BlockInfo {
+            height: BlockNumber(height),
+            timestamp,
+            builder,
+            l1_da_mode,
+            l2_gas_price_fri,
+            l1_gas_price_wei,
+            l1_data_gas_price_wei,
+            eth_to_strk_rate,
+        })
+    }
+}
+
+impl From<BlockInfo> for protobuf::BlockInfo {
+    fn from(value: BlockInfo) -> Self {
+        protobuf::BlockInfo {
+            height: value.height.0,
+            timestamp: value.timestamp,
+            builder: Some(value.builder.into()),
+            l1_da_mode: l1_data_availability_mode_to_enum_int(value.l1_da_mode),
+            l1_gas_price_wei: Some(value.l1_gas_price_wei.into()),
+            l1_data_gas_price_wei: Some(value.l1_data_gas_price_wei.into()),
+            l2_gas_price_fri: Some(value.l2_gas_price_fri.into()),
+            eth_to_strk_rate: value.eth_to_strk_rate,
+        }
+    }
+}
+
+auto_impl_into_and_try_from_vec_u8!(BlockInfo, protobuf::BlockInfo);
+
 impl TryFrom<protobuf::ProposalFin> for ProposalFin {
     type Error = ProtobufConversionError;
     fn try_from(value: protobuf::ProposalFin) -> Result<Self, Self::Error> {
diff --git a/crates/papyrus_protobuf/src/proto/p2p/proto/consensus/consensus.proto b/crates/papyrus_protobuf/src/proto/p2p/proto/consensus/consensus.proto
index e27096ff5cc..ecf284fa8bd 100644
--- a/crates/papyrus_protobuf/src/proto/p2p/proto/consensus/consensus.proto
+++ b/crates/papyrus_protobuf/src/proto/p2p/proto/consensus/consensus.proto
@@ -49,6 +49,17 @@ message ProposalInit {
     Address proposer = 4;
 }
 
+message BlockInfo {
+    uint64 height = 1;
+    uint64 timestamp = 2;
+    Address builder = 3;
+    L1DataAvailabilityMode l1_da_mode = 4;
+    Uint128 l2_gas_price_fri = 5;
+    Uint128 l1_gas_price_wei = 6;
+    Uint128 l1_data_gas_price_wei = 7;
+    uint64 eth_to_strk_rate = 8;
+}
+
 message TransactionBatch {
     repeated ConsensusTransaction transactions = 1;
 }