> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Chainstack updates: June 10, 2026

> Higher concurrent stream limits for the Yellowstone gRPC Geyser plugin — 2 streams on the \$49/month tier and 7 streams on the \$149/month tier.

**Add-ons**. Higher concurrent stream limits for the [Yellowstone gRPC Geyser plugin](/docs/yellowstone-grpc-geyser-plugin):

* **\$49/month** — now 2 concurrent streams per platform account, up from 1.
* **\$149/month** — now 7 concurrent streams per platform account, up from 5.

All other limits are unchanged. See [Yellowstone gRPC Geyser plugin](/docs/yellowstone-grpc-geyser-plugin) for the full breakdown.