Add updates to AM2 billing docs

Author: Alex Krawiec

docs/pricing/legacy-pricing.mdx

@@ -6,9 +6,7 @@ description: "Learn about our pricing structure, how to manage your spend, and t
 ---
 
 <Alert>
-This information only applies to paid plans that were activated **before June 11, 2024** and haven't been upgraded since.
-
-If you're on a free or paid plan that was activated on June 11, 2024 or later, see the [current pricing page](/pricing/).
+This information applies to organizations on plans that include transactions or performance units based billing. If you're on a paid or free plan that includes spans, please see the latest [pricing page](/pricing/).
 </Alert>
 
 This page gives you an in-depth understanding of our pricing and billing structure, including:
@@ -31,7 +29,7 @@ If you run out of **both** your prepaid and on-demand volume, any new data you s
 
 ### Per-Category Pricing
 
-If you'd like to buy either prepaid or on-demand data on top of what's included in your plan, you can buy as much as you think you'll need per data category. [Errors](#errors-pricing), [Performance](#performance-pricing), [Replays](#replays-pricing), [Cron Monitors](#cron-monitors-pricing), [Uptime Monitors](#uptime-monitors-pricing), and [Attachments](#attachments-pricing) each have their own unique pricing structures, as listed in the tables below:
+If you'd like to buy either prepaid or on-demand data on top of what's included in your plan, you can buy as much as you think you'll need per data category. [Errors](#errors-pricing), [Performance and Profiling](#performance-pricing), [Replays](#replays-pricing), [Cron Monitors](#cron-monitors-pricing), [Uptime Monitors](#uptime-monitors-pricing), and [Attachments](#attachments-pricing) each have their own unique pricing structures, as listed in the tables below:
 
 <Alert>
 
@@ -53,7 +51,7 @@ Please note that all per-category prices listed below have been rounded to the n
 | >10M-20M | $0.000130 | $0.000169 | $0.000251 | $0.000326 |
 | >20M-50M | $0.000120 | $0.000156 | $0.000144 | $0.000187 |
 
-#### Performance Pricing
+#### Performance and Profiling Pricing
 
 Performance Units can be used towards multiple Performance event types, depending on what you've enabled:
 
@@ -76,6 +74,29 @@ Performance Units can be used towards multiple Performance event types, dependin
 | >100M-150M | $0.000019 | $0.000036 | $0.000032 | $0.000053 |
 | >150M-200M | $0.000019 | $0.000021 | $0.000032 | $0.000042 |
 
+**Profile Hours Pricing**
+
+Depending on how you've configured profiling in your SDK, you will either be sending Transactions with Profiling and be billed using Performance Units as described above, or you will be using Continuous Profiling or UI Profiling and be billed using Profile Hours.
+
+<Alert>
+  To understand more about profiling configuration and migration from Transactions with Profiling to Continuous or UI Profiling, please see this [FAQ.](/)
+  {/* TODO: Add link to FAQ */}
+</Alert>
+
+Profile hours are determined by the length of the profile in milliseconds and is billed in hours. Partial hours are prorated and rounded down to the nearest cent. Profile Hours can't be purchased in advance and are only available through your Pay-as-you-go (PAYG) budget.
+
+**Continuous Profile Hours**
+
+| Team PAYG    | Business PAYG |
+| ------------ | ------------- |
+| $0.0315/hour | $0.0315/hour  |
+
+**UI Profile Hours**
+
+| Team PAYG  | Business PAYG |
+| ---------- | ------------- |
+| $0.25/hour | $0.25/hour    |
+
 #### Replays Pricing
 
 | Total Replays Volume | Team/Business Prepaid | Team/Business On-Demand |