diff --git a/actions_coverage_test.go b/actions_coverage_test.go
new file mode 100644
index 0000000..2e9ee93
--- /dev/null
+++ b/actions_coverage_test.go
@@ -0,0 +1,160 @@
+package blockchain
+
+import (
+	"context"
+	"testing"
+
+	"dappco.re/go/core"
+	"dappco.re/go/core/blockchain/chain"
+	store "dappco.re/go/core/store"
+)
+
+func TestActions_AllRegistered_Good(t *testing.T) {
+	c := core.New()
+	dir := t.TempDir()
+	s, _ := store.New(dir + "/test.db")
+	defer s.Close()
+	ch := chain.New(s)
+
+	RegisterAllActions(c, ch, "http://127.0.0.1:14037", "testkey")
+
+	expected := []string{
+		"blockchain.chain.height", "blockchain.chain.info", "blockchain.chain.block",
+		"blockchain.chain.synced", "blockchain.chain.hardforks", "blockchain.chain.stats",
+		"blockchain.chain.search",
+		"blockchain.alias.list", "blockchain.alias.get", "blockchain.alias.capabilities",
+		"blockchain.network.gateways", "blockchain.network.topology",
+		"blockchain.network.vpn", "blockchain.network.dns",
+		"blockchain.supply.total", "blockchain.supply.hashrate",
+		"blockchain.wallet.create", "blockchain.wallet.address", "blockchain.wallet.seed",
+		"blockchain.crypto.hash", "blockchain.crypto.generate_keys",
+		"blockchain.crypto.check_key", "blockchain.crypto.validate_address",
+		"blockchain.asset.info", "blockchain.asset.list", "blockchain.asset.deploy",
+		"blockchain.forge.release", "blockchain.forge.issue",
+		"blockchain.forge.build", "blockchain.forge.event",
+		"blockchain.hsd.info", "blockchain.hsd.resolve", "blockchain.hsd.height",
+		"blockchain.dns.resolve", "blockchain.dns.names", "blockchain.dns.discover",
+	}
+
+	missing := 0
+	for _, name := range expected {
+		if !c.Action(name).Exists() {
+			t.Errorf("MISSING: %s", name)
+			missing++
+		}
+	}
+	if missing > 0 {
+		t.Fatalf("%d/%d actions missing", missing, len(expected))
+	}
+	t.Logf("%d/%d actions registered", len(expected), len(expected))
+}
+
+func TestActions_ChainActionsWork_Good(t *testing.T) {
+	c := core.New()
+	dir := t.TempDir()
+	s, _ := store.New(dir + "/test.db")
+	defer s.Close()
+	ch := chain.New(s)
+
+	RegisterActions(c, ch)
+
+	// Test each chain action returns OK on empty chain
+	chainActions := []string{
+		"blockchain.chain.height", "blockchain.chain.info",
+		"blockchain.chain.synced", "blockchain.chain.hardforks",
+		"blockchain.chain.stats",
+	}
+
+	for _, name := range chainActions {
+		result := c.Action(name).Run(context.Background(), core.Options{})
+		if !result.OK {
+			t.Errorf("%s returned OK=false on empty chain", name)
+		}
+	}
+}
+
+func TestActions_WalletActionsWork_Good(t *testing.T) {
+	c := core.New()
+	RegisterWalletActions(c)
+
+	// Create should work
+	result := c.Action("blockchain.wallet.create").Run(context.Background(), core.Options{})
+	if !result.OK {
+		t.Fatal("wallet.create failed")
+	}
+
+	m := result.Value.(map[string]interface{})
+	addr := m["address"].(string)
+	seed := m["seed"].(string)
+
+	if addr[:4] != "iTHN" {
+		t.Errorf("bad address prefix: %s", addr[:4])
+	}
+
+	// Verify seed can derive address
+	addrResult := c.Action("blockchain.wallet.address").Run(context.Background(),
+		core.NewOptions(core.Option{Key: "seed", Value: seed}))
+	if !addrResult.OK {
+		t.Fatal("wallet.address failed")
+	}
+	derived := addrResult.Value.(map[string]interface{})
+	if derived["standard"] != addr {
+		t.Errorf("address mismatch: created=%s derived=%s", addr[:20], derived["standard"].(string)[:20])
+	}
+}
+
+func TestActions_CryptoActionsWork_Good(t *testing.T) {
+	c := core.New()
+	RegisterCryptoActions(c)
+
+	// Hash
+	hashResult := c.Action("blockchain.crypto.hash").Run(context.Background(),
+		core.NewOptions(core.Option{Key: "data", Value: "test"}))
+	if !hashResult.OK {
+		t.Fatal("crypto.hash failed")
+	}
+	hash := hashResult.Value.(string)
+	if len(hash) != 64 {
+		t.Errorf("hash length: %d", len(hash))
+	}
+
+	// Same input = same hash
+	hashResult2 := c.Action("blockchain.crypto.hash").Run(context.Background(),
+		core.NewOptions(core.Option{Key: "data", Value: "test"}))
+	if hashResult2.Value != hashResult.Value {
+		t.Error("deterministic hash failed")
+	}
+
+	// Generate keys
+	keyResult := c.Action("blockchain.crypto.generate_keys").Run(context.Background(), core.Options{})
+	if !keyResult.OK {
+		t.Fatal("crypto.generate_keys failed")
+	}
+	keys := keyResult.Value.(map[string]interface{})
+	if len(keys["public"].(string)) != 64 {
+		t.Error("bad public key")
+	}
+	if len(keys["secret"].(string)) != 64 {
+		t.Error("bad secret key")
+	}
+}
+
+func TestActions_SupplyCalculation_Good(t *testing.T) {
+	c := core.New()
+	dir := t.TempDir()
+	s, _ := store.New(dir + "/test.db")
+	defer s.Close()
+	ch := chain.New(s)
+
+	RegisterActions(c, ch)
+
+	result := c.Action("blockchain.supply.total").Run(context.Background(), core.Options{})
+	if !result.OK {
+		t.Fatal("supply.total failed")
+	}
+	supply := result.Value.(map[string]interface{})
+	premine := supply["premine"].(uint64)
+	if premine != PremineAmount {
+		t.Errorf("premine: %d, want %d", premine, PremineAmount)
+	}
+}