No more unlimited, add notes to related historic blog posts

content/posts/announcing-zookeeper.mdx

@@ -62,6 +62,8 @@ Zoo Design Studio supports several standard 3D exchange formats, such as STL and
 
 ## Pricing
 
+> **Pricing note:** The prices, allowances, and promotional offers below reflect what was available when this post was published. See our [current pricing](/zoo-pricing) for today's Zookeeper and API allowances. Unlimited CAD modeling in Zoo Design Studio is separate from Zookeeper reasoning time and billable API usage.
+
 We offer [three subscription tiers](https://zoo.dev/zoo-pricing): Free, Plus and Pro.
 
 - The *Free tier* includes \$10 per month of credit for Zookeeper usage. Additional usage is available via pay-as-you-go pricing of \$0.50 per minute.

content/posts/per-second-billing.mdx

@@ -20,6 +20,8 @@ Per-minute rounding punished short calls. Per-second billing is fair and predict
 
 ## What exactly is changing
 
+> **Pricing note:** The prices, allowances, and promotional offers below reflect what was available when this post was published. See our [current pricing](/zoo-pricing) for today's Zookeeper and API allowances. Unlimited CAD modeling in Zoo Design Studio is separate from Zookeeper reasoning time and billable API usage.
+
 * **Effective date:** As of **September 30, 2025**, any call lasting 10 seconds or longer is billed per second.
 * **Rate:** Still **\$0.50 per minute**, now metered per second. That is **$1/120 per second**.
 * **Rounding:** We compute `elapsed_seconds × $1/120`, then **round Half-Up to the nearest cent per call**. We never round the time itself.

content/posts/turning-on-billing-for-text-to-cad.mdx

@@ -28,7 +28,7 @@ As an additional note, [Zoo Modeling App](https://zoo.dev/modeling-app) is still
 We are looking forward to what you build with Text-to-CAD and any revenue generated from the initial implementation will only help make it better in the future!
 
 
-[^2025-billing-update]: Update September 26, 2025: We now meter by the second at the same $0.50/min rate. Details live in [Per-second billing, same price, fairer math](/blog/per-second-billing).
+[^2025-billing-update]: Update September 26, 2025: We now meter by the second at the same $0.50/min rate. Details live in [Per-second billing, same price, fairer math](/blog/per-second-billing). See [current pricing](/zoo-pricing) for today's rates and included allowances.
 
 [^2026-billing-calendar-update]: Update September 1, 2026: Included monthly usage now refreshes at each account's monthly anniversary boundary, evaluated in UTC, rather than on the first day of the calendar month. Monthly versus annual payment cadence does not change the monthly usage-refresh cadence. See the [billing FAQ](/docs/faq#when-does-my-included-usage-renew-and-does-unused-usage-roll-over) for the current policy.
 

content/posts/zoo-design-studio-v1.mdx

@@ -100,6 +100,8 @@ matter[^11]. **Meshes are great for avatars, not turbine blades and optics.**
 * Native app targeting macOS, Windows, and Linux (fully featured)
 * Web client (currently single-file workflows)
 
+> **Pricing note:** The prices, allowances, and promotional offers below reflect what was available when this post was published. See our [current pricing](/zoo-pricing) for today's Zookeeper and API allowances. Unlimited CAD modeling in Zoo Design Studio is separate from Zookeeper reasoning time and billable API usage.
+
 **We have a special launch price of 54% off the annual subscription to the Pro tier.** With this you get unlimited Text-to-CAD credits.
 
 ## Roadmap (High-Impact First)