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Limit MCP query access for an organization

UpdateyesterdayUnverifiedAdded Oct 9, 2026

Organization administrators can now limit the database query access members grant to MCP clients. In organization settings, MCP query access can be set to no query access, read-only queries, or read and write queries. This applies the next time someone authorizes an MCP client.

Topics: MCP, SQL, Security

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Postgres dedicated read replicas

PlanetScale Postgres now supports independently configurable dedicated read replicas. Create one or more dedicated read replicas in the primary region or another region from the same cloud provider. Configure the cluster size, replica count, storage, and supported Postgres parameters independently from the primary cluster.

Updateunverified

New reparent metrics for Prometheus

We've added two Prometheus metrics that show when a shard's primary changed, and why: planetscale_vitess_planned_reparents_total counts planned reparents, such as the ones that happen during maintenance or when you request one.

Updateunverified

Change Vitess keyspace parameters from the CLI

We've added pscale keyspace parameters to the CLI. You can now view and change the VTTablet and MySQL parameters of a Vitess keyspace from your terminal. pscale keyspace parameters set mydb main mydb --org acme \ --parameters vttablet.vreplication-parallel-insert-workers=4 \ --parameters mysqld.wait_timeout=600 pscale keyspace parameters list shows each...

Updateunverified

Choose a role when inviting organization members

We've updated organization invitations so you can pick a member's role before you send the invite. New members will now join with the role you selected instead of defaulting to Organization Member. This means you no longer have to wait for them to accept and then change their role on the Members page. Learn more about access control

Updateunverified

Schema recommendation webhooks for Postgres

branch.schema_recommendation webhooks will now fire for Postgres databases when PlanetScale creates a new schema recommendation. Set a custom Authorization header on the webhook and those deliveries can start a Cursor or Devin agent automatically. PlanetScale sends the authorization_header value as the HTTP Authorization header on every delivery.

Updateunverified

Set a development branch limit

You can now control how many development branches a database is allowed to have. The default is 100. You'll find the setting on the Settings page for your database. If you hit the limit, delete unused development branches or raise the cap before creating more. You can set the limit from 1 to 5,000. Vitess system limits Postgres branching

Updateunverified

TIN 1.0.4: word stemming and score tie-breaking

TIN 1.0.4 is now available for PlanetScale Postgres. Word stemming. Create a TIN index with WITH (stemmer = 'en') to match inflected words as the same term. A query for runs also matches run and running . Stemming is optional, per index, and supports 18 Snowball languages. See index options . Score tie-breaking.

Updateunverified

Import your MySQL database with the pscale CLI

You can now import an existing MySQL database into PlanetScale Vitess with no downtime from the pscale CLI. Connect your database to a production branch as an external keyspace , then move its tables into PlanetScale with a Vitess MoveTables workflow.

Also shipped on Oct 8, 2026

PlanetScale in October 2026
GAunverified

Performance Risks Inbox is now generally available

Performance Risks Inbox is GA Performance Risks Inbox is now generally available (GA). It finds the performance anti-patterns that quietly slow your application down, such as N+1 queries and inefficient database calls, and groups them in one place so your team can fix them before they become incidents.

Betaunverified

CLI v0.9.0 | CLI, Beta

CLI v0.9.0 Manage cloud tasks with cr code , including interactive messages, side questions, plans, and delivery. Complete shell commands and read richer review JSON . Verify signed Linux releases and recover more reliably from login and update failures. Run cr update . See cloud tasks and upgrade details .