diff --git a/crates/apollo_starknet_os_program/src/cairo/starkware/starknet/core/os/constants_template.txt b/crates/apollo_starknet_os_program/src/cairo/starkware/starknet/core/os/constants_template.txt
new file mode 100644
index 00000000000..47cd8036c2e
--- /dev/null
+++ b/crates/apollo_starknet_os_program/src/cairo/starkware/starknet/core/os/constants_template.txt
@@ -0,0 +1,140 @@
+// Autogenerated file.
+
+// An entry point offset that indicates that nothing needs to be done.
+// Used to implement an empty constructor.
+const NOP_ENTRY_POINT_OFFSET = {NOP_ENTRY_POINT_OFFSET};
+
+const ENTRY_POINT_TYPE_EXTERNAL = {ENTRY_POINT_TYPE_EXTERNAL};
+const ENTRY_POINT_TYPE_L1_HANDLER = {ENTRY_POINT_TYPE_L1_HANDLER};
+const ENTRY_POINT_TYPE_CONSTRUCTOR = {ENTRY_POINT_TYPE_CONSTRUCTOR};
+
+const L1_HANDLER_VERSION = {L1_HANDLER_VERSION};
+const L1_HANDLER_L2_GAS_MAX_AMOUNT = {L1_HANDLER_L2_GAS_MAX_AMOUNT};
+
+const SIERRA_ARRAY_LEN_BOUND = {SIERRA_ARRAY_LEN_BOUND};  // 2^32
+
+// get_selector_from_name('constructor').
+const CONSTRUCTOR_ENTRY_POINT_SELECTOR = ({CONSTRUCTOR_ENTRY_POINT_SELECTOR});
+
+// get_selector_from_name('__execute__').
+const EXECUTE_ENTRY_POINT_SELECTOR = ({EXECUTE_ENTRY_POINT_SELECTOR});
+
+// get_selector_from_name('__validate__').
+const VALIDATE_ENTRY_POINT_SELECTOR = ({VALIDATE_ENTRY_POINT_SELECTOR});
+
+// get_selector_from_name('__validate_declare__').
+const VALIDATE_DECLARE_ENTRY_POINT_SELECTOR = ({VALIDATE_DECLARE_ENTRY_POINT_SELECTOR});
+
+// get_selector_from_name('__validate_deploy__').
+const VALIDATE_DEPLOY_ENTRY_POINT_SELECTOR = ({VALIDATE_DEPLOY_ENTRY_POINT_SELECTOR});
+
+// get_selector_from_name('transfer').
+const TRANSFER_ENTRY_POINT_SELECTOR = ({TRANSFER_ENTRY_POINT_SELECTOR});
+
+const DEFAULT_ENTRY_POINT_SELECTOR = {DEFAULT_ENTRY_POINT_SELECTOR};
+
+// OS reserved contract addresses.
+
+// This contract stores the block number -> block hash mapping.
+const BLOCK_HASH_CONTRACT_ADDRESS = {BLOCK_HASH_CONTRACT_ADDRESS};
+// This contract stores the aliases mapping used for stateful compression.
+const ALIAS_CONTRACT_ADDRESS = {ALIAS_CONTRACT_ADDRESS};
+// Future reserved contract address.
+const RESERVED_CONTRACT_ADDRESS = {RESERVED_CONTRACT_ADDRESS};
+// The block number -> block hash mapping is written for the current block number minus this number.
+const STORED_BLOCK_HASH_BUFFER = {STORED_BLOCK_HASH_BUFFER};
+
+// Gas constants.
+const STEP_GAS_COST = {STEP_GAS_COST};
+const RANGE_CHECK_GAS_COST = {RANGE_CHECK_GAS_COST};
+const RANGE_CHECK96_GAS_COST = {RANGE_CHECK96_GAS_COST};
+const KECCAK_BUILTIN_GAS_COST = {KECCAK_BUILTIN_GAS_COST};
+const PEDERSEN_GAS_COST = {PEDERSEN_GAS_COST};
+const BITWISE_BUILTIN_GAS_COST = {BITWISE_BUILTIN_GAS_COST};
+const ECOP_GAS_COST = {ECOP_GAS_COST};
+const POSEIDON_GAS_COST = {POSEIDON_GAS_COST};
+const ADD_MOD_GAS_COST = {ADD_MOD_GAS_COST};
+const MUL_MOD_GAS_COST = {MUL_MOD_GAS_COST};
+const ECDSA_GAS_COST = {ECDSA_GAS_COST};
+const MEMORY_HOLE_GAS_COST = {MEMORY_HOLE_GAS_COST};
+
+const DEFAULT_INITIAL_GAS_COST = {DEFAULT_INITIAL_GAS_COST};
+const VALIDATE_MAX_SIERRA_GAS = {VALIDATE_MAX_SIERRA_GAS};
+const EXECUTE_MAX_SIERRA_GAS = {EXECUTE_MAX_SIERRA_GAS};
+const DEFAULT_INITIAL_GAS_COST_NO_L2 = VALIDATE_MAX_SIERRA_GAS + EXECUTE_MAX_SIERRA_GAS;
+
+// Compiler gas costs.
+
+// The initial budget at an entry point. This needs to be high enough to cover the initial get_gas.
+// The entry point may refund whatever remains from the initial budget.
+const ENTRY_POINT_INITIAL_BUDGET = {ENTRY_POINT_INITIAL_BUDGET};
+// The gas cost of each syscall libfunc (this value is hard-coded by the compiler).
+// This needs to be high enough to cover OS costs in the case of failure due to out of gas.
+const SYSCALL_BASE_GAS_COST = {SYSCALL_BASE_GAS_COST};
+
+// Syscall gas costs.
+const CALL_CONTRACT_GAS_COST = {CALL_CONTRACT_GAS_COST};
+const DEPLOY_GAS_COST = {DEPLOY_GAS_COST};
+const DEPLOY_CALLDATA_FACTOR_GAS_COST = {DEPLOY_CALLDATA_FACTOR_GAS_COST};
+const GET_BLOCK_HASH_GAS_COST = {GET_BLOCK_HASH_GAS_COST};
+const GET_CLASS_HASH_AT_GAS_COST = {GET_CLASS_HASH_AT_GAS_COST};
+const GET_EXECUTION_INFO_GAS_COST = {GET_EXECUTION_INFO_GAS_COST};
+const LIBRARY_CALL_GAS_COST = {LIBRARY_CALL_GAS_COST};
+const REPLACE_CLASS_GAS_COST = {REPLACE_CLASS_GAS_COST};
+const STORAGE_READ_GAS_COST = {STORAGE_READ_GAS_COST};
+const STORAGE_WRITE_GAS_COST = {STORAGE_WRITE_GAS_COST};
+const EMIT_EVENT_GAS_COST = {EMIT_EVENT_GAS_COST};
+const SEND_MESSAGE_TO_L1_GAS_COST = {SEND_MESSAGE_TO_L1_GAS_COST};
+const META_TX_V0_GAS_COST = {META_TX_V0_GAS_COST};
+const META_TX_V0_CALLDATA_FACTOR_GAS_COST = {META_TX_V0_CALLDATA_FACTOR_GAS_COST};
+
+// Note the the following costs include `SYSCALL_BASE_GAS_COST` implicitly.
+const SECP256K1_ADD_GAS_COST = {SECP256K1_ADD_GAS_COST};
+const SECP256K1_GET_POINT_FROM_X_GAS_COST = {SECP256K1_GET_POINT_FROM_X_GAS_COST};
+const SECP256K1_GET_XY_GAS_COST = {SECP256K1_GET_XY_GAS_COST};
+const SECP256K1_MUL_GAS_COST = {SECP256K1_MUL_GAS_COST};
+const SECP256K1_NEW_GAS_COST = {SECP256K1_NEW_GAS_COST};
+const SECP256R1_ADD_GAS_COST = {SECP256R1_ADD_GAS_COST};
+const SECP256R1_GET_POINT_FROM_X_GAS_COST = {SECP256R1_GET_POINT_FROM_X_GAS_COST};
+const SECP256R1_GET_XY_GAS_COST = {SECP256R1_GET_XY_GAS_COST};
+const SECP256R1_MUL_GAS_COST = {SECP256R1_MUL_GAS_COST};
+const SECP256R1_NEW_GAS_COST = {SECP256R1_NEW_GAS_COST};
+
+const KECCAK_GAS_COST = {KECCAK_GAS_COST};
+const KECCAK_ROUND_COST_GAS_COST = {KECCAK_ROUND_COST_GAS_COST};
+const SHA256_PROCESS_BLOCK_GAS_COST = {SHA256_PROCESS_BLOCK_GAS_COST};
+
+// Cairo 1.0 error codes.
+const ERROR_BLOCK_NUMBER_OUT_OF_RANGE = {ERROR_BLOCK_NUMBER_OUT_OF_RANGE};
+const ERROR_OUT_OF_GAS = {ERROR_OUT_OF_GAS};
+const ERROR_ENTRY_POINT_FAILED = {ERROR_ENTRY_POINT_FAILED};
+const ERROR_ENTRY_POINT_NOT_FOUND = {ERROR_ENTRY_POINT_NOT_FOUND};
+const ERROR_INVALID_INPUT_LEN = {ERROR_INVALID_INPUT_LEN};
+const ERROR_INVALID_ARGUMENT = {ERROR_INVALID_ARGUMENT};
+
+// The expected return value of the `__validate*__` functions of a Cairo 1.0 account contract.
+const VALIDATED = {VALIDATED};
+
+// Resources
+const L1_GAS = {L1_GAS};
+const L2_GAS = {L2_GAS};
+const L1_DATA_GAS = {L1_DATA_GAS};
+const L1_GAS_INDEX = {L1_GAS_INDEX};
+const L2_GAS_INDEX = {L2_GAS_INDEX};
+const L1_DATA_GAS_INDEX = {L1_DATA_GAS_INDEX};
+
+// Round down the block number and timestamp when queried inside `__validate__`.
+const VALIDATE_BLOCK_NUMBER_ROUNDING = {VALIDATE_BLOCK_NUMBER_ROUNDING};
+const VALIDATE_TIMESTAMP_ROUNDING = {VALIDATE_TIMESTAMP_ROUNDING};
+
+// List of CairoZero account contracts that require the transaction version to be 1.
+{V1_BOUND_ACCOUNTS_CAIRO0}
+
+// List of Cairo1 account contracts that require the transaction version to be 1.
+{V1_BOUND_ACCOUNTS_CAIRO1}
+
+// Max transaction tip for which a v3 transaction can be replaced with a v1 transaction.
+const V1_BOUND_ACCOUNTS_MAX_TIP = {V1_BOUND_ACCOUNTS_MAX_TIP};
+
+// List of Cairo1 account contracts that require the resource bounds to exclude data gas.
+{DATA_GAS_ACCOUNTS}
diff --git a/crates/apollo_starknet_os_program/src/constants_test.rs b/crates/apollo_starknet_os_program/src/constants_test.rs
new file mode 100644
index 00000000000..bc345e14d0c
--- /dev/null
+++ b/crates/apollo_starknet_os_program/src/constants_test.rs
@@ -0,0 +1,3 @@
+const _CONSTS_CONTENTS: &str = include_str!("cairo/starkware/starknet/core/os/constants.cairo");
+const _CONSTS_TEMPLATE: &str =
+    include_str!("cairo/starkware/starknet/core/os/constants_template.txt");
diff --git a/crates/apollo_starknet_os_program/src/lib.rs b/crates/apollo_starknet_os_program/src/lib.rs
index 383ee77822e..6f183f826c7 100644
--- a/crates/apollo_starknet_os_program/src/lib.rs
+++ b/crates/apollo_starknet_os_program/src/lib.rs
@@ -7,6 +7,8 @@ use cairo_vm::types::program::Program;
 
 use crate::program_hash::{ProgramHash, PROGRAM_HASH_PATH};
 
+#[cfg(test)]
+pub mod constants_test;
 pub mod program_hash;
 #[cfg(feature = "test_programs")]
 pub mod test_programs;