diff --git a/docs/cli.md b/docs/cli.md
index f7813f6..136f02c 100644
--- a/docs/cli.md
+++ b/docs/cli.md
@@ -69,8 +69,9 @@ builtwith domain "example.com,other.com"
 | `--noMetaData` | Exclude metadata |
 | `--noAttributeData` | Exclude attribute data |
 | `--noPII` | Exclude personally identifiable information |
-| `--firstDetectedRange` | Filter by first detected date range |
-| `--lastDetectedRange` | Filter by last detected date range |
+| `--includeTrust` | Include Trust API data (uses an additional API credit) |
+| `--firstDetectedRange` | Filter by first detected date range (`YYYY-MM-DD` or `YYYY-MM-DD\|YYYY-MM-DD`) |
+| `--lastDetectedRange` | Filter by last detected date range (`YYYY-MM-DD` or `YYYY-MM-DD\|YYYY-MM-DD`) |
 
 ### `domainLive`
 
diff --git a/docs/guide/library.md b/docs/guide/library.md
index 927b4b9..fe1e9ea 100644
--- a/docs/guide/library.md
+++ b/docs/guide/library.md
@@ -60,8 +60,9 @@ const filtered = await client.domain("example.com", {
 | `noMetaData` | `boolean` | Exclude company metadata |
 | `noAttributeData` | `boolean` | Exclude attribute data |
 | `noPII` | `boolean` | Exclude personally identifiable information |
-| `firstDetectedRange` | `string` | Filter by first detected date range |
-| `lastDetectedRange` | `string` | Filter by last detected date range |
+| `includeTrust` | `boolean` | Include Trust API data (uses an additional API credit) |
+| `firstDetectedRange` | `string` | Filter by first detected date range (`YYYY-MM-DD` or `YYYY-MM-DD\|YYYY-MM-DD`) |
+| `lastDetectedRange` | `string` | Filter by last detected date range (`YYYY-MM-DD` or `YYYY-MM-DD\|YYYY-MM-DD`) |
 
 ### `domainLive(lookup)`
 
diff --git a/packages/builtwith-api/src/commands.ts b/packages/builtwith-api/src/commands.ts
index ecf3892..9cce7df 100644
--- a/packages/builtwith-api/src/commands.ts
+++ b/packages/builtwith-api/src/commands.ts
@@ -54,13 +54,24 @@ export const commands: CommandDefinition[] = [
       { name: "noMetaData", description: "Exclude metadata", type: "boolean", required: false },
       { name: "noAttributeData", description: "Exclude attribute data", type: "boolean", required: false },
       { name: "noPII", description: "Exclude personally identifiable information", type: "boolean", required: false },
+      {
+        name: "includeTrust",
+        description: "Include Trust API data (uses an additional API credit)",
+        type: "boolean",
+        required: false,
+      },
       {
         name: "firstDetectedRange",
-        description: "Filter by first detected date range",
+        description: "Filter by first detected date range (YYYY-MM-DD|YYYY-MM-DD)",
+        type: "string",
+        required: false,
+      },
+      {
+        name: "lastDetectedRange",
+        description: "Filter by last detected date range (YYYY-MM-DD|YYYY-MM-DD)",
         type: "string",
         required: false,
       },
-      { name: "lastDetectedRange", description: "Filter by last detected date range", type: "string", required: false },
     ],
     execute: (client, args) => {
       const lookup = splitLookup(args.lookup);
diff --git a/packages/builtwith-api/src/index.ts b/packages/builtwith-api/src/index.ts
index 274a1bb..d94b95d 100644
--- a/packages/builtwith-api/src/index.ts
+++ b/packages/builtwith-api/src/index.ts
@@ -41,6 +41,7 @@ const DOMAIN_BOOLEANS: BooleanMapping = {
   noMetaData: "NOMETA",
   noAttributeData: "NOATTR",
   noPII: "NOPII",
+  includeTrust: "TRUST",
 };
 
 /**
diff --git a/packages/builtwith-api/src/schemas.ts b/packages/builtwith-api/src/schemas.ts
index ede4f21..48f91b2 100644
--- a/packages/builtwith-api/src/schemas.ts
+++ b/packages/builtwith-api/src/schemas.ts
@@ -26,8 +26,8 @@ export const ClientOptionsSchema = z.strictObject({
  */
 export type ClientOptions = z.infer<typeof ClientOptionsSchema>;
 
-/** Matches YYYY-MM-DD or YYYY-MM-DD-YYYY-MM-DD date range format. */
-const dateRangePattern = /^\d{4}-\d{2}-\d{2}(-\d{4}-\d{2}-\d{2})?$/;
+/** Matches YYYY-MM-DD or a pipe-joined YYYY-MM-DD|YYYY-MM-DD range (v23 FDRANGE/LDRANGE format). */
+const dateRangePattern = /^\d{4}-\d{2}-\d{2}(\|\d{4}-\d{2}-\d{2})?$/;
 
 /** Validation schema for {@link DomainParams}. */
 export const DomainParamsSchema = z.strictObject({
@@ -37,8 +37,9 @@ export const DomainParamsSchema = z.strictObject({
   noMetaData: z.boolean().optional(),
   noAttributeData: z.boolean().optional(),
   noPII: z.boolean().optional(),
-  firstDetectedRange: z.string().regex(dateRangePattern, "Expected YYYY-MM-DD or YYYY-MM-DD-YYYY-MM-DD").optional(),
-  lastDetectedRange: z.string().regex(dateRangePattern, "Expected YYYY-MM-DD or YYYY-MM-DD-YYYY-MM-DD").optional(),
+  includeTrust: z.boolean().optional(),
+  firstDetectedRange: z.string().regex(dateRangePattern, "Expected YYYY-MM-DD or YYYY-MM-DD|YYYY-MM-DD").optional(),
+  lastDetectedRange: z.string().regex(dateRangePattern, "Expected YYYY-MM-DD or YYYY-MM-DD|YYYY-MM-DD").optional(),
 });
 /**
  * Optional parameters for the Domain API endpoint.
@@ -171,8 +172,9 @@ const PathSchema = z.strictObject({
 
 const MetaSchema = z.strictObject({
   Majestic: z.number(),
+  Umbrella: z.number().optional(),
   Vertical: z.string(),
-  Social: z.array(z.string()),
+  Social: z.array(z.string()).optional(),
   CompanyName: z.string(),
   Telephones: z.array(z.string()),
   Emails: z.array(z.string()),
@@ -205,14 +207,17 @@ const AttributesSchema = z.strictObject({
   CDimensions: z.number(),
   CGoals: z.number(),
   CMetrics: z.number(),
-  Followers: z.number(),
-  Employees: z.number(),
+  Followers: z.number().optional(),
+  Employees: z.number().optional(),
   ProductCount: z.number().optional(),
   Revenue: z.number().optional(),
   PageRank: z.number().optional(),
   BWRank: z.number().optional(),
   Tranco: z.number().optional(),
   BWS: z.number().optional(),
+  EcommerceCategory: z.number().optional(),
+  TTFB: z.number().optional(),
+  SourceBytes: z.number().optional(),
   AIMaturity: z.number().optional(),
   AIOpenness: z.number().optional(),
   AIReadiness: z.number().optional(),
diff --git a/packages/builtwith-api/test/params.test.ts b/packages/builtwith-api/test/params.test.ts
index 7fb3d22..759958f 100644
--- a/packages/builtwith-api/test/params.test.ts
+++ b/packages/builtwith-api/test/params.test.ts
@@ -114,8 +114,12 @@ describe("date range validation", () => {
     expect(() => DomainParamsSchema.parse({ firstDetectedRange: "2024-01-15" })).not.toThrow();
   });
 
-  it("accepts YYYY-MM-DD-YYYY-MM-DD range format", () => {
-    expect(() => DomainParamsSchema.parse({ firstDetectedRange: "2020-01-01-2024-12-31" })).not.toThrow();
+  it("accepts pipe-joined YYYY-MM-DD|YYYY-MM-DD range format", () => {
+    expect(() => DomainParamsSchema.parse({ firstDetectedRange: "2020-01-01|2024-12-31" })).not.toThrow();
+  });
+
+  it("rejects the legacy dash-joined range format", () => {
+    expect(() => DomainParamsSchema.parse({ firstDetectedRange: "2020-01-01-2024-12-31" })).toThrow();
   });
 
   it("accepts lastDetectedRange with valid format", () => {
diff --git a/packages/builtwith-api/test/schemas.test.ts b/packages/builtwith-api/test/schemas.test.ts
index 1dcf803..06bad5d 100644
--- a/packages/builtwith-api/test/schemas.test.ts
+++ b/packages/builtwith-api/test/schemas.test.ts
@@ -86,6 +86,7 @@ describe("DomainResponseSchema", () => {
         },
         Meta: {
           Majestic: 12345,
+          Umbrella: 6423,
           Vertical: "Technology",
           Social: ["https://twitter.com/example"],
           CompanyName: "Example Inc",