diff --git a/pkg/solana/chain.go b/pkg/solana/chain.go
index d63b6ab3b..8b4ad5787 100644
--- a/pkg/solana/chain.go
+++ b/pkg/solana/chain.go
@@ -236,6 +236,7 @@ func newChain(id string, cfg *config.TOMLConfig, ks loop.Keystore, lggr logger.L
 		mnCfg := cfg.MultiNodeConfig()
 
 		var nodes []mn.Node[mn.StringID, *client.Client]
+		var sendOnlyNodes []mn.SendOnlyNode[mn.StringID, *client.Client]
 
 		for i, nodeInfo := range cfg.ListNodes() {
 			rpcClient, err := client.NewClient(nodeInfo.URL.String(), cfg, DefaultRequestTimeout, logger.Named(lggr, "Client."+*nodeInfo.Name))
@@ -248,7 +249,11 @@ func newChain(id string, cfg *config.TOMLConfig, ks loop.Keystore, lggr logger.L
 				mnCfg, mnCfg, lggr, *nodeInfo.URL.URL(), nil, *nodeInfo.Name,
 				i, mn.StringID(id), 0, rpcClient, chainFamily)
 
-			nodes = append(nodes, newNode)
+			if nodeInfo.SendOnly {
+				sendOnlyNodes = append(sendOnlyNodes, newNode)
+			} else {
+				nodes = append(nodes, newNode)
+			}
 		}
 
 		multiNode := mn.NewMultiNode[mn.StringID, *client.Client](
@@ -256,7 +261,7 @@ func newChain(id string, cfg *config.TOMLConfig, ks loop.Keystore, lggr logger.L
 			mn.NodeSelectionModeRoundRobin,
 			0,
 			nodes,
-			[]mn.SendOnlyNode[mn.StringID, *client.Client]{},
+			sendOnlyNodes,
 			mn.StringID(id),
 			chainFamily,
 			mnCfg.DeathDeclarationDelay(),
diff --git a/pkg/solana/client/client.go b/pkg/solana/client/client.go
index 35ab96e62..785e7e508 100644
--- a/pkg/solana/client/client.go
+++ b/pkg/solana/client/client.go
@@ -73,10 +73,11 @@ type Head struct {
 }
 
 func (h *Head) BlockNumber() int64 {
-	if h.BlockHeight == nil {
+	if !h.IsValid() {
 		return 0
 	}
-	//nolint:gosec
+	// nolint:gosec
+	// G115: integer overflow conversion uint64 -> int64
 	return int64(*h.BlockHeight)
 }
 
diff --git a/pkg/solana/config/config.go b/pkg/solana/config/config.go
index 9d5cdc5a9..28698c7c3 100644
--- a/pkg/solana/config/config.go
+++ b/pkg/solana/config/config.go
@@ -146,8 +146,9 @@ func (c *Chain) SetDefaults() {
 }
 
 type Node struct {
-	Name *string
-	URL  *config.URL
+	Name     *string
+	URL      *config.URL
+	SendOnly bool
 }
 
 func (n *Node) ValidateConfig() (err error) {
diff --git a/pkg/solana/config/toml.go b/pkg/solana/config/toml.go
index 599729ec5..90657fd2c 100644
--- a/pkg/solana/config/toml.go
+++ b/pkg/solana/config/toml.go
@@ -105,6 +105,7 @@ func setFromNode(n, f *Node) {
 	if f.URL != nil {
 		n.URL = f.URL
 	}
+	n.SendOnly = f.SendOnly
 }
 
 type TOMLConfig struct {
@@ -192,20 +193,6 @@ func (c *TOMLConfig) ValidateConfig() (err error) {
 	if len(c.Nodes) == 0 {
 		err = errors.Join(err, config.ErrMissing{Name: "Nodes", Msg: "must have at least one node"})
 	}
-
-	for _, node := range c.Nodes {
-		if node.Name == nil {
-			err = errors.Join(err, config.ErrMissing{Name: "Name", Msg: "required for all nodes"})
-		} else if *node.Name == "" {
-			err = errors.Join(err, config.ErrEmpty{Name: "Name", Msg: "required for all nodes"})
-		}
-		if node.URL == nil {
-			err = errors.Join(err, config.ErrMissing{Name: "URL", Msg: "required for all nodes"})
-		} else if (*url.URL)(node.URL) == nil {
-			err = errors.Join(err, config.ErrEmpty{Name: "URL", Msg: "required for all nodes"})
-		}
-	}
-
 	return
 }