●Change8

Migrating to Prisma 6.15.0

Version 6.15.0 introduces 3 breaking changes. This guide details how to update your code.

Released: 8/27/2025

3
Breaking Changes
4
Migration Steps
6
Affected Symbols

⚠️ Check Your Code

If you use any of these symbols, you need to read this guide:

prisma-clientprisma-client-jsprisma migrate resetnpx create-dbPrismaClientPrismaPg

Breaking Changes

●Issue #1

The 'node' runtime option has been removed. To fix this, update your generator configuration to use 'runtime = "nodejs"'.

●Issue #2

The 'deno-deploy' runtime option has been removed. To fix this, update your generator configuration to use 'runtime = "deno"'.

●Issue #3

The 'vercel' runtime option has been replaced. To fix this, use 'runtime = "vercel-edge"'.

Migration Steps

  1. 1
    Update Prisma schema generator blocks: replace 'runtime = "node"' with 'runtime = "nodejs"'.
  2. 2
    Update Prisma schema generator blocks: replace 'runtime = "deno-deploy"' with 'runtime = "deno"'.
  3. 3
    Update Prisma schema generator blocks: replace 'runtime = "vercel"' with 'runtime = "vercel-edge"'.
  4. 4
    Update the Prisma VS Code extension to the latest version to support new runtime validation.

Release Summary

Prisma 6.15.0 introduces AI safety guardrails for destructive CLI commands, simplifies Client runtime configurations, and moves the Prisma Postgres Management API to General Availability.

Need More Details?

View the full release notes and all changes for Prisma 6.15.0.

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