diff --git a/cmd/surf/instant_operations.go b/cmd/surf/instant_operations.go
new file mode 100644
index 0000000..f31290a
--- /dev/null
+++ b/cmd/surf/instant_operations.go
@@ -0,0 +1,178 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/asksurf-ai/surf-cli/cli"
+	"github.com/spf13/cobra"
+)
+
+var instantOperationBlacklist = map[string]bool{
+	"onchain-sql":              true,
+	"onchain-structured-query": true,
+}
+
+func newListInstantOperationsCmd() *cobra.Command {
+	var groupByTag bool
+	var detail bool
+	var category string
+	cmd := &cobra.Command{
+		Use:     "list-instant-operations",
+		Aliases: []string{"list-instant-operation"},
+		Short:   "List API operations available to instant mode",
+		Long:    "Show OpenAPI operations available to instant mode after applying the instant blacklist.",
+		Args:    cobra.NoArgs,
+		Hidden:  true,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			api := cli.LoadCachedAPI("surf")
+			if api == nil {
+				return fmt.Errorf("no cached API spec — run `surf sync` first")
+			}
+
+			ops := filterInstantOperations(api.Operations)
+			if groupByTag {
+				printInstantOperationsGrouped(ops, detail, category)
+			} else {
+				printInstantOperationsFlat(ops, detail, category)
+			}
+			return nil
+		},
+	}
+	cmd.Flags().BoolVarP(&groupByTag, "group", "g", false, "Group operations by category")
+	cmd.Flags().BoolVarP(&detail, "detail", "d", false, "Show description, parameter/request schemas, and response schema for each operation")
+	cmd.Flags().StringVarP(&category, "category", "c", "", "Filter by category name (case-insensitive substring match)")
+	return cmd
+}
+
+func filterInstantOperations(ops []cli.Operation) []cli.Operation {
+	filtered := make([]cli.Operation, 0, len(ops))
+	for _, op := range ops {
+		if op.Hidden || op.Deprecated != "" || instantOperationBlacklist[op.Name] {
+			continue
+		}
+		filtered = append(filtered, op)
+	}
+	return filtered
+}
+
+func printInstantOperationsFlat(ops []cli.Operation, detail bool, category string) {
+	ops = filterOps(ops, category)
+	for _, op := range ops {
+		params := formatInstantParams(op)
+		fmt.Fprintf(os.Stdout, "  %-6s %-35s %s%s\n", op.Method, op.Name, op.Short, params)
+		if detail {
+			printInstantOperationDetail(op)
+		}
+	}
+}
+
+func printInstantOperationsGrouped(ops []cli.Operation, detail bool, category string) {
+	ops = filterOps(ops, category)
+	groups := map[string][]cli.Operation{}
+	var order []string
+	for _, op := range ops {
+		g := op.Group
+		if g == "" {
+			g = "other"
+		}
+		if _, seen := groups[g]; !seen {
+			order = append(order, g)
+		}
+		groups[g] = append(groups[g], op)
+	}
+
+	for i, g := range order {
+		if i > 0 {
+			fmt.Println()
+		}
+		fmt.Printf("%s:\n", g)
+		for _, op := range groups[g] {
+			params := formatInstantParams(op)
+			fmt.Fprintf(os.Stdout, "  %-6s %-35s %s%s\n", op.Method, op.Name, op.Short, params)
+			if detail {
+				printInstantOperationDetail(op)
+			}
+		}
+	}
+}
+
+func formatInstantParams(op cli.Operation) string {
+	var names []string
+	for _, p := range op.PathParams {
+		name := p.Name
+		if p.Required {
+			name += "*"
+		}
+		names = append(names, "<"+name+">")
+	}
+	for _, p := range op.QueryParams {
+		name := "--" + p.OptionName()
+		if p.Required {
+			name += "*"
+		}
+		names = append(names, name)
+	}
+	for _, p := range op.HeaderParams {
+		name := "--" + p.OptionName()
+		if p.Required {
+			name += "*"
+		}
+		names = append(names, name)
+	}
+	if len(names) == 0 {
+		return ""
+	}
+	return "  (" + strings.Join(names, ", ") + ")"
+}
+
+func printInstantOperationDetail(op cli.Operation) {
+	if desc := firstParagraph(op.Long); desc != "" {
+		fmt.Fprintf(os.Stdout, "         %s\n", desc)
+	}
+	if details := instantDetailSections(op.Long); details != "" {
+		fmt.Fprintf(os.Stdout, "         Details:\n%s\n", indentForListOperations(details, "           "))
+	}
+	fmt.Fprintln(os.Stdout)
+}
+
+func instantDetailSections(long string) string {
+	lines := strings.Split(long, "\n")
+	var out []string
+	inSection := false
+	for _, line := range lines {
+		trimmed := strings.TrimSpace(line)
+		if isInstantDetailHeading(trimmed) {
+			inSection = true
+		} else if inSection && strings.HasPrefix(trimmed, "## ") {
+			inSection = false
+		}
+		if inSection {
+			out = append(out, line)
+		}
+	}
+	return strings.TrimSpace(strings.Join(out, "\n"))
+}
+
+func isInstantDetailHeading(heading string) bool {
+	return strings.HasPrefix(heading, "## Argument Schema") ||
+		strings.HasPrefix(heading, "## Option Schema") ||
+		strings.HasPrefix(heading, "## Input Example") ||
+		strings.HasPrefix(heading, "## Request Schema") ||
+		strings.HasPrefix(heading, "## Response") ||
+		strings.HasPrefix(heading, "## Responses")
+}
+
+func indentForListOperations(s string, prefix string) string {
+	if s == "" {
+		return ""
+	}
+	lines := strings.Split(s, "\n")
+	for i, line := range lines {
+		if line != "" {
+			lines[i] = prefix + line
+		}
+	}
+	return strings.Join(lines, "\n")
+}
diff --git a/cmd/surf/instant_operations_test.go b/cmd/surf/instant_operations_test.go
new file mode 100644
index 0000000..a5a078e
--- /dev/null
+++ b/cmd/surf/instant_operations_test.go
@@ -0,0 +1,95 @@
+package main
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/asksurf-ai/surf-cli/cli"
+)
+
+func TestListInstantOperationsCommandIsHidden(t *testing.T) {
+	cmd := newListInstantOperationsCmd()
+	if !cmd.Hidden {
+		t.Fatal("list-instant-operations should be hidden from root help")
+	}
+	if len(cmd.Aliases) != 1 || cmd.Aliases[0] != "list-instant-operation" {
+		t.Fatalf("unexpected aliases: %v", cmd.Aliases)
+	}
+}
+
+func TestFilterInstantOperationsUsesBlacklist(t *testing.T) {
+	ops := []cli.Operation{
+		{Name: "market-price"},
+		{Name: "onchain-sql"},
+		{Name: "onchain-structured-query"},
+		{Name: "hidden-operation", Hidden: true},
+		{Name: "deprecated-operation", Deprecated: "do not use"},
+	}
+
+	got := filterInstantOperations(ops)
+	if len(got) != 1 || got[0].Name != "market-price" {
+		t.Fatalf("unexpected instant operations: %#v", got)
+	}
+}
+
+func TestFormatInstantParamsMarksRequiredInputs(t *testing.T) {
+	op := cli.Operation{
+		PathParams: []*cli.Param{
+			{Name: "condition_id", Required: true},
+		},
+		QueryParams: []*cli.Param{
+			{Name: "symbol", Required: true},
+			{Name: "time_range"},
+		},
+		HeaderParams: []*cli.Param{
+			{Name: "x-api-key", Required: true},
+		},
+	}
+
+	got := formatInstantParams(op)
+	for _, want := range []string{"<condition_id*>", "--symbol*", "--time-range", "--x-api-key*"} {
+		if !strings.Contains(got, want) {
+			t.Fatalf("formatInstantParams missing %q in %q", want, got)
+		}
+	}
+}
+
+func TestInstantDetailSectionsIncludeInputsAndResponses(t *testing.T) {
+	long := `Intro paragraph.
+
+## Option Schema:
+` + "```schema" + `
+{
+  --symbol: (string)
+}
+` + "```" + `
+
+## Notes
+
+Do not include this section.
+
+## Response 200 (application/json)
+
+ok
+
+` + "```schema" + `
+{
+  data*: [
+    {
+      price*: (number)
+    }
+  ]
+}
+` + "```" + `
+`
+
+	got := instantDetailSections(long)
+	for _, want := range []string{"## Option Schema", "--symbol:", "## Response 200 (application/json)", "price*:"} {
+		if !strings.Contains(got, want) {
+			t.Fatalf("instantDetailSections missing %q in:\n%s", want, got)
+		}
+	}
+	if strings.Contains(got, "Do not include this section") {
+		t.Fatalf("instantDetailSections should skip unrelated sections:\n%s", got)
+	}
+}
diff --git a/cmd/surf/main.go b/cmd/surf/main.go
index b1f71dd..970ade0 100644
--- a/cmd/surf/main.go
+++ b/cmd/surf/main.go
@@ -224,6 +224,7 @@ func main() {
 	cli.Root.AddCommand(newVersionCmd())
 	cli.Root.AddCommand(newInstallCmd())
 	cli.Root.AddCommand(newListOperationsCmd())
+	cli.Root.AddCommand(newListInstantOperationsCmd())
 	cli.Root.AddCommand(newCatalogCmd())
 	cli.Root.AddCommand(newTelemetryCmd())
 	cli.Root.AddCommand(newFeedbackCmd())
@@ -247,8 +248,8 @@ func main() {
 // needsCachedAPI reports whether the current argv invokes a command that
 // requires the cached OpenAPI spec. Meta commands (auth, sync, help, version,
 // install, completion, telemetry, feedback, catalog) work without it.
-// list-operations DOES need it — it enumerates the spec — so it's not in
-// the meta set and will trigger auto-sync on cache miss.
+// list-operations and list-instant-operations DO need it: they enumerate the
+// spec, so they are not in the meta set and will trigger auto-sync on cache miss.
 func needsCachedAPI() bool {
 	meta := map[string]bool{
 		"auth": true, "sync": true, "catalog": true,
@@ -274,7 +275,8 @@ func shouldInjectAPIName() bool {
 	local := map[string]bool{
 		"auth": true, "sync": true, "catalog": true,
 		"help": true, "completion": true, "version": true, "install": true,
-		"list-operations": true, "telemetry": true, "feedback": true,
+		"list-operations": true, "list-instant-operations": true,
+		"list-instant-operation": true, "telemetry": true, "feedback": true,
 	}
 	// If --help or -h appears anywhere, don't inject.
 	for _, arg := range os.Args[1:] {
diff --git a/cmd/surf/main_test.go b/cmd/surf/main_test.go
index 8af2862..f0d4019 100644
--- a/cmd/surf/main_test.go
+++ b/cmd/surf/main_test.go
@@ -35,6 +35,16 @@ func TestShouldInjectAPIName(t *testing.T) {
 			args: []string{"surf", "auth"},
 			want: false,
 		},
+		{
+			name: "list instant operations command does not inject",
+			args: []string{"surf", "list-instant-operations"},
+			want: false,
+		},
+		{
+			name: "list instant operation alias does not inject",
+			args: []string{"surf", "list-instant-operation"},
+			want: false,
+		},
 		{
 			name: "no args does not inject",
 			args: []string{"surf"},
@@ -80,6 +90,8 @@ func TestNeedsCachedAPI(t *testing.T) {
 		{"feedback is meta", []string{"surf", "feedback", "test"}, false},
 		{"API command needs cache", []string{"surf", "polymarket-markets"}, true},
 		{"list-operations needs cache", []string{"surf", "list-operations"}, true},
+		{"list-instant-operations needs cache", []string{"surf", "list-instant-operations"}, true},
+		{"list-instant-operation alias needs cache", []string{"surf", "list-instant-operation"}, true},
 		{"API command with --help needs cache", []string{"surf", "polymarket-markets", "--help"}, true},
 		{"leading flags skipped when finding command", []string{"surf", "--debug", "polymarket-markets"}, true},
 		{"leading flags skipped before meta command", []string{"surf", "--debug", "auth"}, false},