diff --git a/packages/agent/src/adapters/claude/claude-agent.ts b/packages/agent/src/adapters/claude/claude-agent.ts
index 9d1456b39..22c8922b0 100644
--- a/packages/agent/src/adapters/claude/claude-agent.ts
+++ b/packages/agent/src/adapters/claude/claude-agent.ts
@@ -57,6 +57,7 @@ import {
 } from "../../enrichment/file-enricher";
 import {
   classifyPostHogExecCall,
+  isUnclassifiedPostHogSubTool,
   POSTHOG_PRODUCTS,
   type PostHogProductId,
 } from "../../posthog-products";
@@ -2005,6 +2006,12 @@ export class ClaudeAcpAgent extends BaseAcpAgent {
    *  any newly-seen product so the client's persistent list can update live. */
   private createOnPostHogResourceUsed() {
     return (subTool: string, commandText?: string) => {
+      // Surface PostHog calls whose domain we don't recognize yet, so the gap
+      // can be closed in `DOMAIN_PRODUCT` rather than the call silently
+      // surfacing no chip. Deliberately-suppressed admin domains don't log.
+      if (isUnclassifiedPostHogSubTool(subTool)) {
+        this.logger.debug("Unclassified PostHog MCP sub-tool", { subTool });
+      }
       this.recordSessionResources(
         classifyPostHogExecCall(subTool, commandText),
       );
diff --git a/packages/agent/src/posthog-products.test.ts b/packages/agent/src/posthog-products.test.ts
index e8cdfd444..f1c2c1bd1 100644
--- a/packages/agent/src/posthog-products.test.ts
+++ b/packages/agent/src/posthog-products.test.ts
@@ -3,6 +3,7 @@ import {
   classifyPostHogExecCall,
   classifyPostHogSqlQuery,
   classifyPostHogSubTool,
+  isUnclassifiedPostHogSubTool,
   POSTHOG_PRODUCTS,
   type PostHogProductId,
 } from "./posthog-products";
@@ -23,6 +24,23 @@ describe("classifyPostHogSubTool", () => {
     expect(classifyPostHogSubTool(subTool)).toBe(product);
   });
 
+  // Domains whose canonical token differs from the longer per-sub-tool name we
+  // used to key on — these previously fell through to the generic fallback.
+  it.each([
+    ["llma-evaluation-list", "llm_analytics"],
+    ["llma-clustering-get", "llm_analytics"],
+    ["llma-trace-get", "llm_analytics"],
+    ["notebook-create", "product_analytics"],
+    ["cdp-function-update", "cdp"],
+    ["cdp-function-templates-list", "cdp"],
+    ["external-data-schemas-list", "data_warehouse"],
+    ["event-definition-list", "product_analytics"],
+    ["web-analytics-weekly-digest-get", "web_analytics"],
+    ["vision-scanners-create", "session_replay"],
+  ])("maps newly-covered sub-tool %s to %s", (subTool, product) => {
+    expect(classifyPostHogSubTool(subTool)).toBe(product);
+  });
+
   it.each([
     ["query-trends", "product_analytics"],
     ["query-trends-actors", "product_analytics"],
@@ -69,8 +87,8 @@ describe("classifyPostHogSubTool", () => {
     },
   );
 
-  it("falls back to the generic product for unrecognized domains", () => {
-    expect(classifyPostHogSubTool("brand-new-thing-list")).toBe("posthog");
+  it("returns null for unrecognized domains rather than a generic chip", () => {
+    expect(classifyPostHogSubTool("brand-new-thing-list")).toBeNull();
   });
 
   it.each(["", "   "])("returns null for empty input %j", (subTool) => {
@@ -92,6 +110,35 @@ describe("classifyPostHogSubTool", () => {
   });
 });
 
+describe("isUnclassifiedPostHogSubTool", () => {
+  it.each(["brand-new-thing-list", "totally-made-up-get"])(
+    "flags genuinely-unknown domain %s",
+    (subTool) => {
+      expect(isUnclassifiedPostHogSubTool(subTool)).toBe(true);
+    },
+  );
+
+  it.each([
+    // Mapped product domains.
+    "experiment-list",
+    "llma-evaluation-list",
+    "vision-scanners-create",
+    // Deliberately-suppressed admin/meta domains — recognized, not unknown.
+    "project-get",
+    "docs-search",
+    "tasks-list",
+    // Special-cased call shapes.
+    "query-trends",
+    "execute-sql",
+    "activity-log-list",
+    // Empty input.
+    "",
+    "   ",
+  ])("does not flag recognized or special-cased call %j", (subTool) => {
+    expect(isUnclassifiedPostHogSubTool(subTool)).toBe(false);
+  });
+});
+
 describe("classifyPostHogSqlQuery", () => {
   it.each([
     ["SELECT count() FROM feature_flags", ["feature_flags"]],
diff --git a/packages/agent/src/posthog-products.ts b/packages/agent/src/posthog-products.ts
index 14cd42490..870958c1f 100644
--- a/packages/agent/src/posthog-products.ts
+++ b/packages/agent/src/posthog-products.ts
@@ -28,8 +28,6 @@ export const POSTHOG_PRODUCTS = {
   logs: "Logs",
   apm: "APM",
   sql: "SQL",
-  /** Generic fallback for a recognized-PostHog call we don't classify yet. */
-  posthog: "PostHog",
 } as const;
 
 export type PostHogProductId = keyof typeof POSTHOG_PRODUCTS;
@@ -38,7 +36,8 @@ export type PostHogProductId = keyof typeof POSTHOG_PRODUCTS;
  * Domain prefix → product, or `null` for admin/meta/introspection domains we
  * deliberately do not surface (listing projects, reading the activity log,
  * managing tasks, searching docs, …). A sub-tool whose domain is absent here
- * falls back to the generic `posthog` product rather than disappearing.
+ * surfaces nothing — every chip in the bar is already a PostHog resource, so a
+ * generic "PostHog" fallback chip would be redundant.
  */
 const DOMAIN_PRODUCT: Record<string, PostHogProductId | null> = {
   // Experiments
@@ -54,22 +53,21 @@ const DOMAIN_PRODUCT: Record<string, PostHogProductId | null> = {
   "visual-review": "session_replay",
   // Surveys
   survey: "surveys",
-  // LLM analytics
+  // Session replay (Replay Vision)
+  vision: "session_replay",
+  // LLM analytics. `llm` covers `llm-total-costs`; `llma` covers the whole
+  // `llma-*` family (evaluation, clustering, prompt, sentiment, trace, …) in
+  // one token rather than one entry per sub-tool.
   llm: "llm_analytics",
-  "llma-evaluation-judge-models": "llm_analytics",
-  "llma-personal-spend": "llm_analytics",
-  "llma-tagger-test-hog": "llm_analytics",
+  llma: "llm_analytics",
   "agent-feedback": "llm_analytics",
-  // Data warehouse
-  "external-data-sources": "data_warehouse",
-  "external-data-schemas": "data_warehouse",
-  "external-data-sync-logs": "data_warehouse",
+  // Data warehouse. `external-data` covers sources/schemas/sync-logs.
+  "external-data": "data_warehouse",
   "read-data-warehouse-schema": "data_warehouse",
   "read-data-schema": "data_warehouse",
   "batch-export": "data_warehouse",
-  // Data pipelines (CDP)
-  "cdp-functions": "cdp",
-  "cdp-function-templates": "cdp",
+  // Data pipelines (CDP). `cdp-function` covers `cdp-function-templates` too.
+  "cdp-function": "cdp",
   "hog-flows-logs": "cdp",
   "hog-flows-metrics": "cdp",
   workflows: "cdp",
@@ -79,7 +77,7 @@ const DOMAIN_PRODUCT: Record<string, PostHogProductId | null> = {
   // SQL
   "execute-sql": "sql",
   // Web analytics
-  "web-analytics-weekly-digest": "web_analytics",
+  "web-analytics": "web_analytics",
   // Product analytics
   insight: "product_analytics",
   dashboard: "product_analytics",
@@ -87,12 +85,13 @@ const DOMAIN_PRODUCT: Record<string, PostHogProductId | null> = {
   cohorts: "product_analytics",
   persons: "product_analytics",
   annotation: "product_analytics",
+  "event-definition": "product_analytics",
   endpoint: "product_analytics",
   view: "product_analytics",
   "usage-metrics": "product_analytics",
   subscriptions: "product_analytics",
   alert: "product_analytics",
-  notebooks: "product_analytics",
+  notebook: "product_analytics",
   // Admin / meta / introspection — recognized but not surfaced.
   project: null,
   user: null,
@@ -337,8 +336,9 @@ function classifyQuery(type: string): PostHogProductId | null {
 
 /**
  * Map a PostHog MCP `call` sub-tool (e.g. `feature-flag-update`, `query-trends`)
- * to a product id. Returns `null` when the sub-tool is an admin/meta domain we
- * deliberately don't surface, or when the name is empty.
+ * to a product id. Returns `null` when the name is empty, or when the domain is
+ * one we don't surface — either a known admin/meta domain or an unrecognized
+ * one (no point in a generic "PostHog" chip inside a PostHog-resources bar).
  */
 export function classifyPostHogSubTool(
   subTool: string,
@@ -350,15 +350,45 @@ export function classifyPostHogSubTool(
     return classifyQuery(name.slice("query-".length));
   }
 
-  // Longest matching domain wins so `feature-flag` beats a hypothetical
-  // `feature` and multi-word domains aren't shadowed by shorter prefixes.
+  const best = matchDomain(name);
+  if (best === null) return null;
+  return DOMAIN_PRODUCT[best];
+}
+
+/**
+ * Best (longest) matching known domain for a sub-tool name, or `null` if none
+ * match. Longest wins so `feature-flag` beats a hypothetical `feature` and
+ * multi-word domains aren't shadowed by shorter prefixes.
+ */
+function matchDomain(name: string): string | null {
   let best: string | null = null;
   for (const [domain, re] of DOMAIN_PATTERNS) {
     if (re.test(name)) {
       if (best === null || domain.length > best.length) best = domain;
     }
   }
+  return best;
+}
 
-  if (best === null) return "posthog";
-  return DOMAIN_PRODUCT[best];
+/**
+ * True when a `call` sub-tool is a PostHog resource call we don't recognize at
+ * all: not a query/execute-sql/activity-log call and matching no known domain,
+ * so it surfaces no product chip. Distinct from a domain we deliberately
+ * suppress (project, docs-search, …), which is recognized and returns `null` on
+ * purpose. Lets callers log genuinely-unknown calls so `DOMAIN_PRODUCT` can be
+ * expanded deliberately instead of silently dropping them.
+ */
+export function isUnclassifiedPostHogSubTool(subTool: string): boolean {
+  const name = subTool.trim().toLowerCase();
+  if (!name) return false;
+  if (name === "query" || name.startsWith("query-")) return false;
+  if (name === "execute-sql" || name === "execute_sql") return false;
+  if (
+    name === "activity-log" ||
+    name.startsWith("activity-log-") ||
+    name.startsWith("advanced-activity-logs")
+  ) {
+    return false;
+  }
+  return matchDomain(name) === null;
 }
diff --git a/packages/ui/src/features/sessions/components/SessionResourcesBar.tsx b/packages/ui/src/features/sessions/components/SessionResourcesBar.tsx
index 286287789..c8607d979 100644
--- a/packages/ui/src/features/sessions/components/SessionResourcesBar.tsx
+++ b/packages/ui/src/features/sessions/components/SessionResourcesBar.tsx
@@ -41,7 +41,6 @@ const PRODUCT_ICON: Record<PostHogProductId, ComponentType<IconProps>> = {
   logs: FileTextIcon,
   apm: GaugeIcon,
   sql: TableIcon,
-  posthog: SparkleIcon,
 };
 
 /**
@@ -63,7 +62,6 @@ const PRODUCT_DOC_URL: Partial<Record<PostHogProductId, string>> = {
   cdp: "https://posthog.com/docs/cdp",
   logs: "https://posthog.com/docs/logs",
   sql: "https://posthog.com/docs/sql",
-  posthog: "https://posthog.com/docs",
 };
 
 interface SessionResourcesBarProps {