darioAnongba · Nov 13, 2026 · Nov 13, 2026 · Nov 9, 2026 · Nov 9, 2026 · Nov 9, 2026
diff --git a/btcwbackend/AGENTS.md b/btcwbackend/AGENTS.md
@@ -12,6 +12,8 @@ or LND node.
 - `Wallet` — Top-level wallet wrapping `walletcore.Wallet` with neutrino chain service, chain backend, and boarding adapter. Constructors: `New` (owns neutrino lifecycle) and `NewWithNeutrino` (reuses pre-started service).
 - `NeutrinoService` — Manages the neutrino `ChainService`, its bbolt DB, and lifecycle. Pre-started by the daemon for early P2P sync.
 - `ChainBackend` — Implements `chainsource.ChainBackend` using neutrino's native `ChainNotifier` for confirmation tracking, spend detection, fee estimation, and optional direct package relay via `chainbackends.PackageSubmitter`.
+- `ChainBackend.EstimateFeePerKW` — The fee estimator's rate in sat/kWU,
+  without the truncation to whole sat/vB that `EstimateFee` applies.
 - `BoardingBackendAdapter` — Implements `wallet.BoardingBackend` and `wallet.OutputLeaser` by embedding `walletcore.BoardingBackendBase` and adding neutrino-backed `ListUnspent`, `GetTransaction`, `GetBlock`, `LeaseOutput`, and `ReleaseOutput`. Output leasing forwards to btcwallet's native lock table, casting `wallet.LockID` → `wtxmgr.LockID`.
 - `Config` — Embeds `walletcore.Config` and adds neutrino-specific fields (peers, fee URL, persist filters) plus an optional `PackageSubmitter` for v3 parent+child relay.
 

diff --git a/btcwbackend/CLAUDE.md b/btcwbackend/CLAUDE.md
@@ -12,6 +12,8 @@ or LND node.
 - `Wallet` — Top-level wallet wrapping `walletcore.Wallet` with neutrino chain service, chain backend, and boarding adapter. Constructors: `New` (owns neutrino lifecycle) and `NewWithNeutrino` (reuses pre-started service).
 - `NeutrinoService` — Manages the neutrino `ChainService`, its bbolt DB, and lifecycle. Pre-started by the daemon for early P2P sync.
 - `ChainBackend` — Implements `chainsource.ChainBackend` using neutrino's native `ChainNotifier` for confirmation tracking, spend detection, fee estimation, and optional direct package relay via `chainbackends.PackageSubmitter`.
+- `ChainBackend.EstimateFeePerKW` — The fee estimator's rate in sat/kWU,
+  without the truncation to whole sat/vB that `EstimateFee` applies.
 - `BoardingBackendAdapter` — Implements `wallet.BoardingBackend` and `wallet.OutputLeaser` by embedding `walletcore.BoardingBackendBase` and adding neutrino-backed `ListUnspent`, `GetTransaction`, `GetBlock`, `LeaseOutput`, and `ReleaseOutput`. Output leasing forwards to btcwallet's native lock table, casting `wallet.LockID` → `wtxmgr.LockID`.
 - `Config` — Embeds `walletcore.Config` and adds neutrino-specific fields (peers, fee URL, persist filters) plus an optional `PackageSubmitter` for v3 parent+child relay.
 

diff --git a/btcwbackend/chain_backend.go b/btcwbackend/chain_backend.go
@@ -403,6 +403,19 @@ func (b *ChainBackend) Stop() error {
 	return stopErr
 }
 
+// EstimateFeePerKW returns the estimator's fee rate for the given
+// confirmation target at full precision, unlike EstimateFee's whole sat/vB.
+func (b *ChainBackend) EstimateFeePerKW(_ context.Context, targetConf uint32) (
+	chainfee.SatPerKWeight, error) {
+
+	feePerKw, err := b.feeEstimator.EstimateFeePerKW(targetConf)
+	if err != nil {
+		return 0, fmt.Errorf("estimate fee: %w", err)
+	}
+
+	return feePerKw, nil
+}
+
 // EstimateFee returns the estimated fee rate in satoshis per vbyte
 // for the given confirmation target. The fee estimator queries a web
 // API since neutrino has no mempool visibility.

diff --git a/chainbackends/AGENTS.md b/chainbackends/AGENTS.md
@@ -11,6 +11,9 @@ estimation, and optional v3 package relay via a pluggable `PackageSubmitter`.
 - `LNDBackend` — Full-node backend wrapping lnd's chain notification and fee
   estimation interfaces. Accepts an optional `PackageSubmitter` for v3 CPFP
   package relay (set via `SetPackageSubmitter`).
+- `LNDBackend.EstimateFeePerKW` — The estimator's rate in sat/kWU, for
+  callers that must not lose the precision `EstimateFee` truncates to whole
+  sat/vB.
 - `TxBroadcaster` — Interface over transaction broadcasting (wraps
   lndclient.WalletKitClient or in-process lnd).
 - `PackageSubmitter` — Optional interface for v3 package relay:

diff --git a/chainbackends/CLAUDE.md b/chainbackends/CLAUDE.md
@@ -11,6 +11,9 @@ estimation, and optional v3 package relay via a pluggable `PackageSubmitter`.
 - `LNDBackend` — Full-node backend wrapping lnd's chain notification and fee
   estimation interfaces. Accepts an optional `PackageSubmitter` for v3 CPFP
   package relay (set via `SetPackageSubmitter`).
+- `LNDBackend.EstimateFeePerKW` — The estimator's rate in sat/kWU, for
+  callers that must not lose the precision `EstimateFee` truncates to whole
+  sat/vB.
 - `TxBroadcaster` — Interface over transaction broadcasting (wraps
   lndclient.WalletKitClient or in-process lnd).
 - `PackageSubmitter` — Optional interface for v3 package relay:

diff --git a/chainbackends/lnd.go b/chainbackends/lnd.go
@@ -136,6 +136,19 @@ func (b *LNDBackend) logger(ctx context.Context) btclog.Logger {
 	return b.Log.UnwrapOr(build.LoggerFromContext(ctx))
 }
 
+// EstimateFeePerKW returns the estimator's fee rate for the given
+// confirmation target at full precision, unlike EstimateFee's whole sat/vB.
+func (b *LNDBackend) EstimateFeePerKW(_ context.Context, targetConf uint32) (
+	chainfee.SatPerKWeight, error) {
+
+	feePerKw, err := b.feeEstimator.EstimateFeePerKW(targetConf)
+	if err != nil {
+		return 0, fmt.Errorf("failed to estimate fee: %w", err)
+	}
+
+	return feePerKw, nil
+}
+
 // EstimateFee returns the estimated fee rate in satoshis per vbyte for the
 // given confirmation target. The fee estimator will provide the rate needed to
 // confirm within the target number of blocks.

diff --git a/chainbackends/lnd_test.go b/chainbackends/lnd_test.go
@@ -147,6 +147,22 @@ func TestLNDBackendEstimateFeeConvertsSatPerKWOnce(t *testing.T) {
 	require.Equal(t, uint32(6), estimator.gotTarget)
 }
 
+func TestLNDBackendEstimateFeePerKWKeepsPrecision(t *testing.T) {
+	t.Parallel()
+
+	estimator := &stubFeeEstimator{
+		rate: chainfee.SatPerKWeight(499),
+	}
+	backend := NewLNDBackend(
+		&stubNotifier{}, estimator, &stubBroadcaster{},
+	)
+
+	gotRate, err := backend.EstimateFeePerKW(t.Context(), 6)
+	require.NoError(t, err)
+	require.Equal(t, chainfee.SatPerKWeight(499), gotRate)
+	require.Equal(t, uint32(6), estimator.gotTarget)
+}
+
 func TestRegisterConfSurvivesCallerContextCancellation(t *testing.T) {
 	t.Parallel()
 

diff --git a/cmd/wavecli/waveclicommands/devrpc/registry_generated.go b/cmd/wavecli/waveclicommands/devrpc/registry_generated.go
diff --git a/cmd/waved/main.go b/cmd/waved/main.go
@@ -438,23 +438,6 @@ func registerAssetFlags(f *pflag.FlagSet, cfg *waved.Config) {
 		"assets.tapd.rpctimeout", cfg.Assets.Tapd.RPCTimeout,
 		"timeout for individual tapd calls",
 	)
-	f.String(
-		"assets.lnd.host", cfg.Assets.Lnd.Host, "gRPC address of "+
-			"the lnd node behind tapd, which signs asset "+
-			"deposits; required by DepositAsset",
-	)
-	f.String(
-		"assets.lnd.tlspath", cfg.Assets.Lnd.TLSPath,
-		"path to the TLS certificate of the lnd node behind tapd",
-	)
-	f.String(
-		"assets.lnd.macaroonpath", cfg.Assets.Lnd.MacaroonPath,
-		"path to the admin macaroon of the lnd node behind tapd",
-	)
-	f.Duration(
-		"assets.lnd.rpctimeout", cfg.Assets.Lnd.RPCTimeout,
-		"timeout for individual calls to the lnd node behind tapd",
-	)
 }
 
 // registerArkServerFlags registers the daemon's outbound Ark operator flags.

diff --git a/docs/daemon_cli_guide.md b/docs/daemon_cli_guide.md
@@ -146,10 +146,6 @@ waved \
 | `--assets.tapd.tlspath` | | Path to tapd TLS certificate |
 | `--assets.tapd.macaroonpath` | | Path to tapd admin macaroon |
 | `--assets.tapd.rpctimeout` | `30s` | Timeout for tapd RPC calls |
-| `--assets.lnd.host` | | gRPC address of the lnd node behind tapd, which signs asset deposits; required by `DepositAsset` |
-| `--assets.lnd.tlspath` | | Path to that lnd node's TLS certificate |
-| `--assets.lnd.macaroonpath` | | Path to that lnd node's admin macaroon |
-| `--assets.lnd.rpctimeout` | `30s` | Timeout for calls to that lnd node |
 | `--server.host` | network default | Ark operator address override for the selected transport |
 | `--server.transport` | `grpc` | Ark operator transport: `grpc` or `rest` |
 | `--server.insecure` | `false` | Disable TLS for server connection |
@@ -452,12 +448,13 @@ wavecli dev daemon NewAddress
 ### `dev daemon deposit-asset` / `dev daemon list-asset-deposits`
 
 Fund a boarding output holding a Taproot Asset from the tapd wallet, and list
-those deposits. Requires `--assets.backend=tapd` and `--assets.lnd.host`. The
-units come from one issuance, and any surplus returns to tapd as change.
-The lnd wallet behind tapd pays the network fee, bounded by `--max-fee-sat`,
-and the Bitcoin value of the deposit output (`value_sat`). The daemon sizes
-that value from the operator's terms: two minimum VTXOs plus twice the
-quoted round fee. When the deposit boards, the value pays the round fee and
+those deposits. Requires `--assets.backend=tapd` and tapd v0.9.0 or later,
+which signs its own asset inputs when it publishes. The units come from one issuance, and any
+surplus returns to tapd as change. The daemon's own wallet pays and signs for
+the network fee, bounded by `--max-fee-sat`, and the Bitcoin value of the
+deposit output (`value_sat`) beyond what tapd's spent asset outputs carry.
+tapd signs only those asset outputs, when it publishes. The daemon sizes the deposit value from the operator's terms: two
+minimum VTXOs plus twice the quoted round fee. When the deposit boards, the value pays the round fee and
 the asset VTXO's satoshis, and the rest becomes a BTC VTXO. Retrying with the
 same `--request-id` resumes the deposit instead of funding it again. A
 deposit is `published` once tapd broadcasts it and `confirmed` once it has the

diff --git a/go.mod b/go.mod
@@ -36,7 +36,7 @@ require (
 	github.com/lightninglabs/loop v0.33.0-beta
 	github.com/lightninglabs/neutrino v0.18.0
 	github.com/lightninglabs/neutrino/cache v1.1.4
-	github.com/lightninglabs/tap-sdk v0.3.1-0.20261112132723-6ebef2d4085f
+	github.com/lightninglabs/tap-sdk v0.3.1-0.20261113191234-4752d3cfb973
 	github.com/lightninglabs/wavelength/baselib v0.0.0-00010101000000-000000000000
 	github.com/lightningnetwork/lightning-onion v1.4.0
 	github.com/lightningnetwork/lnd v0.21.0-beta.rc2.0.20260903094101-d66a7c137d32
@@ -144,8 +144,8 @@ require (
 	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/lightninglabs/gozmq v0.0.0-20191113021534-d20a764486bf // indirect
 	github.com/lightninglabs/lightning-node-connect/hashmailrpc v1.0.4-0.20250610182311-2f1d46ef18b7 // indirect
-	github.com/lightninglabs/taproot-assets v0.7.1-0.20261006112023-1434ab66b3bb // indirect
-	github.com/lightninglabs/taproot-assets/taprpc v1.1.1-0.20261112123219-14aa3fd90e6a // indirect
+	github.com/lightninglabs/taproot-assets v0.7.1-0.20261113151742-18e87e38fe99 // indirect
+	github.com/lightninglabs/taproot-assets/taprpc v1.1.1-0.20261113151742-18e87e38fe99 // indirect
 	github.com/lightningnetwork/lnd/actor v0.0.6 // indirect
 	github.com/lightningnetwork/lnd/healthcheck v1.2.6 // indirect
 	github.com/lightningnetwork/lnd/queue v1.2.0 // indirect

diff --git a/go.sum b/go.sum
@@ -1063,12 +1063,12 @@ github.com/lightninglabs/neutrino/cache v1.1.4 h1:KVtvUmBwYr7eKtjfjHG/q6/cQlcrjH
 github.com/lightninglabs/neutrino/cache v1.1.4/go.mod h1:ZqLzxghPggIRfNXeAZN1VtTKofMyK/ALI6niYsPH6OE=
 github.com/lightninglabs/protobuf-go-hex-display v1.33.0-hex-display h1:Y2WiPkBS/00EiEg0qp0FhehxnQfk3vv8U6Xt3nN+rTY=
 github.com/lightninglabs/protobuf-go-hex-display v1.33.0-hex-display/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
-github.com/lightninglabs/tap-sdk v0.3.1-0.20261112132723-6ebef2d4085f h1:Lx1z6ZVz8VxjBF9ulTN0hhW0FI1VTbVSVPgnDrwZ728=
-github.com/lightninglabs/tap-sdk v0.3.1-0.20261112132723-6ebef2d4085f/go.mod h1:F8kzeiYXXT9/puX+3TYULY9+HJbhxqZL/FEHk3HA/2k=
-github.com/lightninglabs/taproot-assets v0.7.1-0.20261006112023-1434ab66b3bb h1:YXDLUvU57oe4XE3GYS6rZL/QiXtfjrSd1xGpPB/cUx4=
-github.com/lightninglabs/taproot-assets v0.7.1-0.20261006112023-1434ab66b3bb/go.mod h1:ZxTc2Lr7ZMNj30AEiJcaiP/XaQfP4lD2Qa6xk+OrvHE=
-github.com/lightninglabs/taproot-assets/taprpc v1.1.1-0.20261112123219-14aa3fd90e6a h1:2wMGcwunfUeOYhAb0XUwprhZBbaHKM3elfZv095b8AY=
-github.com/lightninglabs/taproot-assets/taprpc v1.1.1-0.20261112123219-14aa3fd90e6a/go.mod h1:DnNNUTIcA4h1hMDOHDW8hYeYxvBDv7eCrgPusMw5nLA=
+github.com/lightninglabs/tap-sdk v0.3.1-0.20261113191234-4752d3cfb973 h1:Hgp6M6ZAKMB4m+nnAuY9HqfH1OTcv8NT+6yJsRcme8Q=
+github.com/lightninglabs/tap-sdk v0.3.1-0.20261113191234-4752d3cfb973/go.mod h1:C2VHKQHDFAPFKFjyk80FWbxNPJOV81jtbh0vF/97f/g=
+github.com/lightninglabs/taproot-assets v0.7.1-0.20261113151742-18e87e38fe99 h1:n5BEnDL4LEa1K9uXfoiwT4/LyGSb28/nzn7QqNvfwpg=
+github.com/lightninglabs/taproot-assets v0.7.1-0.20261113151742-18e87e38fe99/go.mod h1:jg87/exTVDpE4m7bfT5MFOqFawJZ27/Kd+7TGNCReRc=
+github.com/lightninglabs/taproot-assets/taprpc v1.1.1-0.20261113151742-18e87e38fe99 h1:CkitcCYmvdYgBXVJcWhFIAj0EdLqot3zYCrIjm1+WuI=
+github.com/lightninglabs/taproot-assets/taprpc v1.1.1-0.20261113151742-18e87e38fe99/go.mod h1:DnNNUTIcA4h1hMDOHDW8hYeYxvBDv7eCrgPusMw5nLA=
 github.com/lightningnetwork/lightning-onion v1.4.0 h1:qWE1icOH4AKXRcq1KCzt6P/TesqptgBTP++V7wowTc0=
 github.com/lightningnetwork/lightning-onion v1.4.0/go.mod h1:YDPkvVTVQ6FBBE6Yj93tDd7zA3iTSrryi9xq46i7bKE=
 github.com/lightningnetwork/lnd v0.21.0-beta.rc2.0.20260903094101-d66a7c137d32 h1:lwPqwW244WCcdOZGwmS+rrieC1hTPYaRvkjHC8KXDeY=

diff --git a/sample-waved.conf b/sample-waved.conf
@@ -159,19 +159,6 @@
 # Maximum duration for individual RPC calls to tapd.
 # assets.tapd.rpctimeout=30s
 
-# gRPC address of the lnd node behind tapd. It signs the asset deposits that
-# tapd funds, and DepositAsset is unavailable without it.
-# assets.lnd.host=
-
-# Path to the TLS certificate of the lnd node behind tapd.
-# assets.lnd.tlspath=
-
-# Path to the admin macaroon of the lnd node behind tapd.
-# assets.lnd.macaroonpath=
-
-# Maximum duration for individual RPC calls to the lnd node behind tapd.
-# assets.lnd.rpctimeout=30s
-
 # Ark operator server address. Empty uses the network+transport default; see
 # docs/signet.md for the public test-network endpoints.
 # server.host=