diff --git a/Cargo.lock b/Cargo.lock
index 3ca5d6af..0bb4612a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -56,6 +56,12 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "038dfcf04a5feb68e9c60b21c9625a54c2c0616e79b72b0fd87075a056ae1d1b"
 
+[[package]]
+name = "anyhow"
+version = "1.0.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10f00e1f6e58a40e807377c75c6a7f97bf9044fab57816f2414e6f5f4499d7b8"
+
 [[package]]
 name = "async-stream"
 version = "0.3.5"
@@ -799,6 +805,7 @@ dependencies = [
 name = "cuprate-rpc-interface"
 version = "0.0.0"
 dependencies = [
+ "anyhow",
  "axum",
  "cuprate-epee-encoding",
  "cuprate-helper",
@@ -809,7 +816,6 @@ dependencies = [
  "paste",
  "serde",
  "serde_json",
- "thiserror",
  "tokio",
  "tower",
  "ureq",
@@ -910,6 +916,7 @@ dependencies = [
 name = "cuprated"
 version = "0.1.0"
 dependencies = [
+ "anyhow",
  "async-trait",
  "bitflags 2.5.0",
  "borsh",
diff --git a/binaries/cuprated/Cargo.toml b/binaries/cuprated/Cargo.toml
index 63a04317..a886c124 100644
--- a/binaries/cuprated/Cargo.toml
+++ b/binaries/cuprated/Cargo.toml
@@ -35,6 +35,7 @@ cuprate-rpc-interface    = { path = "../../rpc/interface" }
 cuprate-rpc-types        = { path = "../../rpc/types" }
 
 # TODO: after v1.0.0, remove unneeded dependencies.
+anyhow                = { workspace = true }
 async-trait           = { workspace = true }
 bitflags              = { workspace = true }
 borsh                 = { workspace = true }
diff --git a/binaries/cuprated/src/rpc/bin.rs b/binaries/cuprated/src/rpc/bin.rs
index a4bbabbb..60d92c12 100644
--- a/binaries/cuprated/src/rpc/bin.rs
+++ b/binaries/cuprated/src/rpc/bin.rs
@@ -1,4 +1,5 @@
-use cuprate_rpc_interface::RpcError;
+use anyhow::Error;
+
 use cuprate_rpc_types::{
     bin::{
         BinRequest, BinResponse, GetBlocksByHeightRequest, GetBlocksByHeightResponse,
@@ -15,7 +16,7 @@ use crate::rpc::CupratedRpcHandlerState;
 pub(super) async fn map_request(
     state: CupratedRpcHandlerState,
     request: BinRequest,
-) -> Result<BinResponse, RpcError> {
+) -> Result<BinResponse, Error> {
     use BinRequest as Req;
     use BinResponse as Resp;
 
@@ -37,48 +38,48 @@ pub(super) async fn map_request(
 async fn get_blocks(
     state: CupratedRpcHandlerState,
     request: GetBlocksRequest,
-) -> Result<GetBlocksResponse, RpcError> {
+) -> Result<GetBlocksResponse, Error> {
     todo!()
 }
 
 async fn get_blocks_by_height(
     state: CupratedRpcHandlerState,
     request: GetBlocksByHeightRequest,
-) -> Result<GetBlocksByHeightResponse, RpcError> {
+) -> Result<GetBlocksByHeightResponse, Error> {
     todo!()
 }
 
 async fn get_hashes(
     state: CupratedRpcHandlerState,
     request: GetHashesRequest,
-) -> Result<GetHashesResponse, RpcError> {
+) -> Result<GetHashesResponse, Error> {
     todo!()
 }
 
 async fn get_output_indexes(
     state: CupratedRpcHandlerState,
     request: GetOutputIndexesRequest,
-) -> Result<GetOutputIndexesResponse, RpcError> {
+) -> Result<GetOutputIndexesResponse, Error> {
     todo!()
 }
 
 async fn get_outs(
     state: CupratedRpcHandlerState,
     request: GetOutsRequest,
-) -> Result<GetOutsResponse, RpcError> {
+) -> Result<GetOutsResponse, Error> {
     todo!()
 }
 
 async fn get_transaction_pool_hashes(
     state: CupratedRpcHandlerState,
     request: GetTransactionPoolHashesRequest,
-) -> Result<GetTransactionPoolHashesResponse, RpcError> {
+) -> Result<GetTransactionPoolHashesResponse, Error> {
     todo!()
 }
 
 async fn get_output_distribution(
     state: CupratedRpcHandlerState,
     request: GetOutputDistributionRequest,
-) -> Result<GetOutputDistributionResponse, RpcError> {
+) -> Result<GetOutputDistributionResponse, Error> {
     todo!()
 }
diff --git a/binaries/cuprated/src/rpc/handler.rs b/binaries/cuprated/src/rpc/handler.rs
index ab15ff6b..8ba25eab 100644
--- a/binaries/cuprated/src/rpc/handler.rs
+++ b/binaries/cuprated/src/rpc/handler.rs
@@ -2,6 +2,7 @@
 
 use std::task::{Context, Poll};
 
+use anyhow::Error;
 use futures::{channel::oneshot::channel, future::BoxFuture};
 use serde::{Deserialize, Serialize};
 use tower::Service;
@@ -9,7 +10,7 @@ use tower::Service;
 use cuprate_blockchain::service::BlockchainReadHandle;
 use cuprate_helper::asynch::InfallibleOneshotReceiver;
 use cuprate_json_rpc::Id;
-use cuprate_rpc_interface::{RpcError, RpcHandler};
+use cuprate_rpc_interface::RpcHandler;
 use cuprate_rpc_types::{
     bin::{BinRequest, BinResponse},
     json::{JsonRpcRequest, JsonRpcResponse},
@@ -58,8 +59,8 @@ impl RpcHandler for CupratedRpcHandler {
 
 impl Service<JsonRpcRequest> for CupratedRpcHandler {
     type Response = JsonRpcResponse;
-    type Error = RpcError;
-    type Future = BoxFuture<'static, Result<JsonRpcResponse, RpcError>>;
+    type Error = Error;
+    type Future = BoxFuture<'static, Result<JsonRpcResponse, Error>>;
 
     fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         Poll::Ready(Ok(()))
@@ -73,8 +74,8 @@ impl Service<JsonRpcRequest> for CupratedRpcHandler {
 
 impl Service<BinRequest> for CupratedRpcHandler {
     type Response = BinResponse;
-    type Error = RpcError;
-    type Future = BoxFuture<'static, Result<BinResponse, RpcError>>;
+    type Error = Error;
+    type Future = BoxFuture<'static, Result<BinResponse, Error>>;
 
     fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         Poll::Ready(Ok(()))
@@ -88,8 +89,8 @@ impl Service<BinRequest> for CupratedRpcHandler {
 
 impl Service<OtherRequest> for CupratedRpcHandler {
     type Response = OtherResponse;
-    type Error = RpcError;
-    type Future = BoxFuture<'static, Result<OtherResponse, RpcError>>;
+    type Error = Error;
+    type Future = BoxFuture<'static, Result<OtherResponse, Error>>;
 
     fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         Poll::Ready(Ok(()))
diff --git a/binaries/cuprated/src/rpc/json.rs b/binaries/cuprated/src/rpc/json.rs
index ece925e8..41398d48 100644
--- a/binaries/cuprated/src/rpc/json.rs
+++ b/binaries/cuprated/src/rpc/json.rs
@@ -1,8 +1,8 @@
 use std::sync::Arc;
 
+use anyhow::Error;
 use tower::ServiceExt;
 
-use cuprate_rpc_interface::RpcError;
 use cuprate_rpc_types::json::{
     AddAuxPowRequest, AddAuxPowResponse, BannedRequest, BannedResponse, CalcPowRequest,
     CalcPowResponse, FlushCacheRequest, FlushCacheResponse, FlushTransactionPoolRequest,
@@ -29,7 +29,7 @@ use crate::rpc::CupratedRpcHandlerState;
 pub(super) async fn map_request(
     state: CupratedRpcHandlerState,
     request: JsonRpcRequest,
-) -> Result<JsonRpcResponse, RpcError> {
+) -> Result<JsonRpcResponse, Error> {
     use JsonRpcRequest as Req;
     use JsonRpcResponse as Resp;
 
@@ -86,209 +86,209 @@ pub(super) async fn map_request(
 async fn get_block_count(
     state: CupratedRpcHandlerState,
     request: GetBlockCountRequest,
-) -> Result<GetBlockCountResponse, RpcError> {
+) -> Result<GetBlockCountResponse, Error> {
     todo!()
 }
 
 async fn on_get_block_hash(
     state: CupratedRpcHandlerState,
     request: OnGetBlockHashRequest,
-) -> Result<OnGetBlockHashResponse, RpcError> {
+) -> Result<OnGetBlockHashResponse, Error> {
     todo!()
 }
 
 async fn submit_block(
     state: CupratedRpcHandlerState,
     request: SubmitBlockRequest,
-) -> Result<SubmitBlockResponse, RpcError> {
+) -> Result<SubmitBlockResponse, Error> {
     todo!()
 }
 
 async fn generate_blocks(
     state: CupratedRpcHandlerState,
     request: GenerateBlocksRequest,
-) -> Result<GenerateBlocksResponse, RpcError> {
+) -> Result<GenerateBlocksResponse, Error> {
     todo!()
 }
 
 async fn get_last_block_header(
     state: CupratedRpcHandlerState,
     request: GetLastBlockHeaderRequest,
-) -> Result<GetLastBlockHeaderResponse, RpcError> {
+) -> Result<GetLastBlockHeaderResponse, Error> {
     todo!()
 }
 
 async fn get_block_header_by_hash(
     state: CupratedRpcHandlerState,
     request: GetBlockHeaderByHashRequest,
-) -> Result<GetBlockHeaderByHashResponse, RpcError> {
+) -> Result<GetBlockHeaderByHashResponse, Error> {
     todo!()
 }
 
 async fn get_block_header_by_height(
     state: CupratedRpcHandlerState,
     request: GetBlockHeaderByHeightRequest,
-) -> Result<GetBlockHeaderByHeightResponse, RpcError> {
+) -> Result<GetBlockHeaderByHeightResponse, Error> {
     todo!()
 }
 
 async fn get_block_headers_range(
     state: CupratedRpcHandlerState,
     request: GetBlockHeadersRangeRequest,
-) -> Result<GetBlockHeadersRangeResponse, RpcError> {
+) -> Result<GetBlockHeadersRangeResponse, Error> {
     todo!()
 }
 
 async fn get_block(
     state: CupratedRpcHandlerState,
     request: GetBlockRequest,
-) -> Result<GetBlockResponse, RpcError> {
+) -> Result<GetBlockResponse, Error> {
     todo!()
 }
 
 async fn get_connections(
     state: CupratedRpcHandlerState,
     request: GetConnectionsRequest,
-) -> Result<GetConnectionsResponse, RpcError> {
+) -> Result<GetConnectionsResponse, Error> {
     todo!()
 }
 
 async fn get_info(
     state: CupratedRpcHandlerState,
     request: GetInfoRequest,
-) -> Result<GetInfoResponse, RpcError> {
+) -> Result<GetInfoResponse, Error> {
     todo!()
 }
 
 async fn hard_fork_info(
     state: CupratedRpcHandlerState,
     request: HardForkInfoRequest,
-) -> Result<HardForkInfoResponse, RpcError> {
+) -> Result<HardForkInfoResponse, Error> {
     todo!()
 }
 
 async fn set_bans(
     state: CupratedRpcHandlerState,
     request: SetBansRequest,
-) -> Result<SetBansResponse, RpcError> {
+) -> Result<SetBansResponse, Error> {
     todo!()
 }
 
 async fn get_bans(
     state: CupratedRpcHandlerState,
     request: GetBansRequest,
-) -> Result<GetBansResponse, RpcError> {
+) -> Result<GetBansResponse, Error> {
     todo!()
 }
 
 async fn banned(
     state: CupratedRpcHandlerState,
     request: BannedRequest,
-) -> Result<BannedResponse, RpcError> {
+) -> Result<BannedResponse, Error> {
     todo!()
 }
 
 async fn flush_transaction_pool(
     state: CupratedRpcHandlerState,
     request: FlushTransactionPoolRequest,
-) -> Result<FlushTransactionPoolResponse, RpcError> {
+) -> Result<FlushTransactionPoolResponse, Error> {
     todo!()
 }
 
 async fn get_output_histogram(
     state: CupratedRpcHandlerState,
     request: GetOutputHistogramRequest,
-) -> Result<GetOutputHistogramResponse, RpcError> {
+) -> Result<GetOutputHistogramResponse, Error> {
     todo!()
 }
 
 async fn get_coinbase_tx_sum(
     state: CupratedRpcHandlerState,
     request: GetCoinbaseTxSumRequest,
-) -> Result<GetCoinbaseTxSumResponse, RpcError> {
+) -> Result<GetCoinbaseTxSumResponse, Error> {
     todo!()
 }
 
 async fn get_version(
     state: CupratedRpcHandlerState,
     request: GetVersionRequest,
-) -> Result<GetVersionResponse, RpcError> {
+) -> Result<GetVersionResponse, Error> {
     todo!()
 }
 
 async fn get_fee_estimate(
     state: CupratedRpcHandlerState,
     request: GetFeeEstimateRequest,
-) -> Result<GetFeeEstimateResponse, RpcError> {
+) -> Result<GetFeeEstimateResponse, Error> {
     todo!()
 }
 
 async fn get_alternate_chains(
     state: CupratedRpcHandlerState,
     request: GetAlternateChainsRequest,
-) -> Result<GetAlternateChainsResponse, RpcError> {
+) -> Result<GetAlternateChainsResponse, Error> {
     todo!()
 }
 
 async fn relay_tx(
     state: CupratedRpcHandlerState,
     request: RelayTxRequest,
-) -> Result<RelayTxResponse, RpcError> {
+) -> Result<RelayTxResponse, Error> {
     todo!()
 }
 
 async fn sync_info(
     state: CupratedRpcHandlerState,
     request: SyncInfoRequest,
-) -> Result<SyncInfoResponse, RpcError> {
+) -> Result<SyncInfoResponse, Error> {
     todo!()
 }
 
 async fn get_transaction_pool_backlog(
     state: CupratedRpcHandlerState,
     request: GetTransactionPoolBacklogRequest,
-) -> Result<GetTransactionPoolBacklogResponse, RpcError> {
+) -> Result<GetTransactionPoolBacklogResponse, Error> {
     todo!()
 }
 
 async fn get_miner_data(
     state: CupratedRpcHandlerState,
     request: GetMinerDataRequest,
-) -> Result<GetMinerDataResponse, RpcError> {
+) -> Result<GetMinerDataResponse, Error> {
     todo!()
 }
 
 async fn prune_blockchain(
     state: CupratedRpcHandlerState,
     request: PruneBlockchainRequest,
-) -> Result<PruneBlockchainResponse, RpcError> {
+) -> Result<PruneBlockchainResponse, Error> {
     todo!()
 }
 
 async fn calc_pow(
     state: CupratedRpcHandlerState,
     request: CalcPowRequest,
-) -> Result<CalcPowResponse, RpcError> {
+) -> Result<CalcPowResponse, Error> {
     todo!()
 }
 
 async fn flush_cache(
     state: CupratedRpcHandlerState,
     request: FlushCacheRequest,
-) -> Result<FlushCacheResponse, RpcError> {
+) -> Result<FlushCacheResponse, Error> {
     todo!()
 }
 
 async fn add_aux_pow(
     state: CupratedRpcHandlerState,
     request: AddAuxPowRequest,
-) -> Result<AddAuxPowResponse, RpcError> {
+) -> Result<AddAuxPowResponse, Error> {
     todo!()
 }
 
 async fn get_tx_ids_loose(
     state: CupratedRpcHandlerState,
     request: GetTxIdsLooseRequest,
-) -> Result<GetTxIdsLooseResponse, RpcError> {
+) -> Result<GetTxIdsLooseResponse, Error> {
     todo!()
 }
diff --git a/binaries/cuprated/src/rpc/other.rs b/binaries/cuprated/src/rpc/other.rs
index b23ebdf9..c0df3993 100644
--- a/binaries/cuprated/src/rpc/other.rs
+++ b/binaries/cuprated/src/rpc/other.rs
@@ -1,4 +1,5 @@
-use cuprate_rpc_interface::RpcError;
+use anyhow::Error;
+
 use cuprate_rpc_types::other::{
     GetAltBlocksHashesRequest, GetAltBlocksHashesResponse, GetHeightRequest, GetHeightResponse,
     GetLimitRequest, GetLimitResponse, GetNetStatsRequest, GetNetStatsResponse, GetOutsRequest,
@@ -22,7 +23,7 @@ use crate::rpc::CupratedRpcHandlerState;
 pub(super) async fn map_request(
     state: CupratedRpcHandlerState,
     request: OtherRequest,
-) -> Result<OtherResponse, RpcError> {
+) -> Result<OtherResponse, Error> {
     use OtherRequest as Req;
     use OtherResponse as Resp;
 
@@ -72,188 +73,188 @@ pub(super) async fn map_request(
 async fn get_height(
     state: CupratedRpcHandlerState,
     request: GetHeightRequest,
-) -> Result<GetHeightResponse, RpcError> {
+) -> Result<GetHeightResponse, Error> {
     todo!()
 }
 
 async fn get_transactions(
     state: CupratedRpcHandlerState,
     request: GetTransactionsRequest,
-) -> Result<GetTransactionsResponse, RpcError> {
+) -> Result<GetTransactionsResponse, Error> {
     todo!()
 }
 
 async fn get_alt_blocks_hashes(
     state: CupratedRpcHandlerState,
     request: GetAltBlocksHashesRequest,
-) -> Result<GetAltBlocksHashesResponse, RpcError> {
+) -> Result<GetAltBlocksHashesResponse, Error> {
     todo!()
 }
 
 async fn is_key_image_spent(
     state: CupratedRpcHandlerState,
     request: IsKeyImageSpentRequest,
-) -> Result<IsKeyImageSpentResponse, RpcError> {
+) -> Result<IsKeyImageSpentResponse, Error> {
     todo!()
 }
 
 async fn send_raw_transaction(
     state: CupratedRpcHandlerState,
     request: SendRawTransactionRequest,
-) -> Result<SendRawTransactionResponse, RpcError> {
+) -> Result<SendRawTransactionResponse, Error> {
     todo!()
 }
 
 async fn start_mining(
     state: CupratedRpcHandlerState,
     request: StartMiningRequest,
-) -> Result<StartMiningResponse, RpcError> {
+) -> Result<StartMiningResponse, Error> {
     todo!()
 }
 
 async fn stop_mining(
     state: CupratedRpcHandlerState,
     request: StopMiningRequest,
-) -> Result<StopMiningResponse, RpcError> {
+) -> Result<StopMiningResponse, Error> {
     todo!()
 }
 
 async fn mining_status(
     state: CupratedRpcHandlerState,
     request: MiningStatusRequest,
-) -> Result<MiningStatusResponse, RpcError> {
+) -> Result<MiningStatusResponse, Error> {
     todo!()
 }
 
 async fn save_bc(
     state: CupratedRpcHandlerState,
     request: SaveBcRequest,
-) -> Result<SaveBcResponse, RpcError> {
+) -> Result<SaveBcResponse, Error> {
     todo!()
 }
 
 async fn get_peer_list(
     state: CupratedRpcHandlerState,
     request: GetPeerListRequest,
-) -> Result<GetPeerListResponse, RpcError> {
+) -> Result<GetPeerListResponse, Error> {
     todo!()
 }
 
 async fn set_log_hash_rate(
     state: CupratedRpcHandlerState,
     request: SetLogHashRateRequest,
-) -> Result<SetLogHashRateResponse, RpcError> {
+) -> Result<SetLogHashRateResponse, Error> {
     todo!()
 }
 
 async fn set_log_level(
     state: CupratedRpcHandlerState,
     request: SetLogLevelRequest,
-) -> Result<SetLogLevelResponse, RpcError> {
+) -> Result<SetLogLevelResponse, Error> {
     todo!()
 }
 
 async fn set_log_categories(
     state: CupratedRpcHandlerState,
     request: SetLogCategoriesRequest,
-) -> Result<SetLogCategoriesResponse, RpcError> {
+) -> Result<SetLogCategoriesResponse, Error> {
     todo!()
 }
 
 async fn set_bootstrap_daemon(
     state: CupratedRpcHandlerState,
     request: SetBootstrapDaemonRequest,
-) -> Result<SetBootstrapDaemonResponse, RpcError> {
+) -> Result<SetBootstrapDaemonResponse, Error> {
     todo!()
 }
 
 async fn get_transaction_pool(
     state: CupratedRpcHandlerState,
     request: GetTransactionPoolRequest,
-) -> Result<GetTransactionPoolResponse, RpcError> {
+) -> Result<GetTransactionPoolResponse, Error> {
     todo!()
 }
 
 async fn get_transaction_pool_stats(
     state: CupratedRpcHandlerState,
     request: GetTransactionPoolStatsRequest,
-) -> Result<GetTransactionPoolStatsResponse, RpcError> {
+) -> Result<GetTransactionPoolStatsResponse, Error> {
     todo!()
 }
 
 async fn stop_daemon(
     state: CupratedRpcHandlerState,
     request: StopDaemonRequest,
-) -> Result<StopDaemonResponse, RpcError> {
+) -> Result<StopDaemonResponse, Error> {
     todo!()
 }
 
 async fn get_limit(
     state: CupratedRpcHandlerState,
     request: GetLimitRequest,
-) -> Result<GetLimitResponse, RpcError> {
+) -> Result<GetLimitResponse, Error> {
     todo!()
 }
 
 async fn set_limit(
     state: CupratedRpcHandlerState,
     request: SetLimitRequest,
-) -> Result<SetLimitResponse, RpcError> {
+) -> Result<SetLimitResponse, Error> {
     todo!()
 }
 
 async fn out_peers(
     state: CupratedRpcHandlerState,
     request: OutPeersRequest,
-) -> Result<OutPeersResponse, RpcError> {
+) -> Result<OutPeersResponse, Error> {
     todo!()
 }
 
 async fn in_peers(
     state: CupratedRpcHandlerState,
     request: InPeersRequest,
-) -> Result<InPeersResponse, RpcError> {
+) -> Result<InPeersResponse, Error> {
     todo!()
 }
 
 async fn get_net_stats(
     state: CupratedRpcHandlerState,
     request: GetNetStatsRequest,
-) -> Result<GetNetStatsResponse, RpcError> {
+) -> Result<GetNetStatsResponse, Error> {
     todo!()
 }
 
 async fn get_outs(
     state: CupratedRpcHandlerState,
     request: GetOutsRequest,
-) -> Result<GetOutsResponse, RpcError> {
+) -> Result<GetOutsResponse, Error> {
     todo!()
 }
 
 async fn update(
     state: CupratedRpcHandlerState,
     request: UpdateRequest,
-) -> Result<UpdateResponse, RpcError> {
+) -> Result<UpdateResponse, Error> {
     todo!()
 }
 
 async fn pop_blocks(
     state: CupratedRpcHandlerState,
     request: PopBlocksRequest,
-) -> Result<PopBlocksResponse, RpcError> {
+) -> Result<PopBlocksResponse, Error> {
     todo!()
 }
 
 async fn get_transaction_pool_hashes(
     state: CupratedRpcHandlerState,
     request: GetTransactionPoolHashesRequest,
-) -> Result<GetTransactionPoolHashesResponse, RpcError> {
+) -> Result<GetTransactionPoolHashesResponse, Error> {
     todo!()
 }
 
 async fn get_public_nodes(
     state: CupratedRpcHandlerState,
     request: GetPublicNodesRequest,
-) -> Result<GetPublicNodesResponse, RpcError> {
+) -> Result<GetPublicNodesResponse, Error> {
     todo!()
 }