Remove SandboxAQ Foundry model agent pending separate review

agents/aqcat/README.md

@@ -10,7 +10,7 @@ This agent gives Discovery users conversational access to that capability. A res
 
 **Intended user:** computational chemists, catalysis researchers, and materials scientists doing candidate triage.
 
-**Related agents.** [`aqpotency`](../aqpotency/README.md) covers small-molecule potency and selectivity on the same platform and the same connection. [`sandboxaq`](../sandboxaq/README.md) is separate — it prompts a SandboxAQ model you have subscribed to in Azure AI Foundry, and needs no platform tenant.
+**Related agents.** [`aqpotency`](../aqpotency/README.md) covers small-molecule potency and selectivity on the same platform and the same connection.
 
 **Successful outcome:** a ranked, correctly-attributed set of adsorption energies with units intact, each reported with its convergence status and the resolved bulk identifier, plus an explicit statement of which systems fall outside the model's applicability.
 

agents/aqpotency/README.md

@@ -10,7 +10,7 @@ This agent gives Discovery users conversational access to three framings of that
 
 **Intended user:** medicinal chemists, computational chemists, and computational biologists prioritizing compounds and assessing off-target liabilities.
 
-**Related agents.** [`aqcat`](../aqcat/README.md) covers catalysis and surface reactivity on the same platform and the same connection. [`sandboxaq`](../sandboxaq/README.md) is separate — it prompts a SandboxAQ model you have subscribed to in Azure AI Foundry, and needs no platform tenant.
+**Related agents.** [`aqcat`](../aqcat/README.md) covers catalysis and surface reactivity on the same platform and the same connection.
 
 **Successful outcome:** predicted potencies with uncertainty, correctly attributed to molecule and target, with weakly-supported predictions clearly marked so they are not ranked as though they were confident.