Update content/blog/2025-10-15-introducing-valkey-9/index.md

Co-authored-by: Madelyn Olson <[email protected]>
Signed-off-by: Kyle J. Davis <[email protected]>

Author: stockholmux

content/blog/2025-10-15-introducing-valkey-9/index.md

@@ -68,7 +68,7 @@ Numbered databases have a whole host of use cases and some very handy clustering
 Valkey 9.0 brings numerous small changes and improvements:
 
 * **[Un-deprecation](https://github.com/valkey-io/valkey/pull/2546)**: In a similar vein to numbered databases, the project re-evaluated 25 previously deprecated commands and, based on the project stance of API backward compatibility, restored the usage recommendation for these commands.
-* **Zero copy responses**: Large requests avoid internal memory copying, yielding up to 20% higher throughput,
+* **[Zero copy responses](https://github.com/valkey-io/valkey/pull/2078)**: Large requests avoid internal memory copying, yielding up to 20% higher throughput,
 * **[Pipeline memory prefetch](https://github.com/valkey-io/valkey/pull/2092)**: Memory prefetching when pipelining, yielding up to 40% higher throughput,
 * **[Multipath TCP](https://github.com/valkey-io/valkey/pull/1811)**: Adds Multipath TCP support which can reduce latency by 25%.
 * **[SIMD for BITCOUNT and HyperLogLog](https://github.com/valkey-io/valkey/pull/1741)**: optimizations that yield up to a 200% higher throughput,