Deepgram’s JS SDK v5.0.0 is now officially stable and live on npm. This major release includes breaking changes, and teams upgrading from v4 should review the migration guide before updating. The guide is complete and ready to support a smooth transition.
What’s new in v5:
✅ Regenerated codegen architecture with stronger type safety
✅ Native support for both browser and Node.js environments
✅ Stable Voice Agent v1 interfaces, including Nova-3 support
✅ Nova-3 available across STT
✅ Flux support
✅ DEEPGRAM_ACCESS_TOKEN authentication (aligned across SDKs)
✅ Additional controls including filler words, speak fallback, mip_opt_out, ttl_seconds, and more
Install with: `npm install @deepgram/sdk@latest`
Full details are available on npm and GitHub, along with the v4 → v5 migration guide.
AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.
token — The chunk of text a model reads and writes in — roughly three-quarters of a word — and the unit AI usage is billed in.
Why it matters
Staying on the v4 JavaScript SDK now means no Nova-3, no Flux, and no stable Voice AI agentAn AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.Full definition → v1 interfaces. The upgrade is breaking, but a published migration guide makes it a planned task rather than a surprise.
