Update quota and pricing documentation with subscription tiers

docs/resources/quota-and-pricing.md

@@ -69,6 +69,19 @@ Learn more at
 If you use up your initial number of requests, you can continue to benefit from
 Gemini CLI by upgrading to one of the following subscriptions:
 
+### Individuals
+
+These tiers apply when you sign in with a personal account. To verify whether
+you're on a personal account, visit
+[Google One](https://one.google.com/about/plans?hl=en-US&g1_landing_page=0):
+
+- If you are on a personal account, you will see your personal dashboard.
+- If you are not on a personal account, you will see: "You're currently signed
+  in to your Google Workspace Account."
+
+**Supported tiers:** _- Tiers not listed above, including Google AI Plus, are
+not supported._
+
 - [Google AI Pro and AI Ultra](https://gemini.google/subscriptions/). This is
   recommended for individual developers. Quotas and pricing are based on a fixed
   price subscription.
@@ -78,6 +91,20 @@ Gemini CLI by upgrading to one of the following subscriptions:
   Learn more at
   [Gemini Code Assist Quotas and Limits](https://developers.google.com/gemini-code-assist/resources/quotas)
 
+### Through your organization
+
+These tiers are applicable when you are signing in with a Google Workspace
+account.
+
+- To verify your account type, visit
+  [the Google One page](https://one.google.com/about/plans?hl=en-US&g1_landing_page=0).
+- You are on a workspace account if you see the message "You're currently signed
+  in to your Google Workspace Account".
+
+**Supported tiers:** _- Tiers not listed above, including Workspace AI
+Standard/Plus and AI Expanded, are not supported._
+
+- [Workspace AI Ultra Access](https://workspace.google.com/products/ai-ultra/).
 - [Purchase a Gemini Code Assist Subscription through Google Cloud](https://cloud.google.com/gemini/docs/codeassist/overview).
 
   Quotas and pricing are based on a fixed price subscription with assigned
@@ -93,7 +120,7 @@ Gemini CLI by upgrading to one of the following subscriptions:
   - Model requests will be made across the Gemini model family as determined by
     Gemini CLI.
 
-  [Learn more about Gemini Code Assist Standard and Enterprise license limits](https://developers.google.com/gemini-code-assist/resources/quotas#quotas-for-agent-mode-gemini-cli).
+  [Learn more about Gemini Code Assist license limits](https://developers.google.com/gemini-code-assist/resources/quotas#quotas-for-agent-mode-gemini-cli).
 
 ## Pay as you go