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Model Launch 1 min read

How Tolan builds voice-first AI with GPT-5.1

Source: OpenAI Blog
January 7, 2026 · 8mo ago
Visual for How Tolan builds voice-first AI with GPT-5.1

Summary

Tolan built a voice-first AI companion with GPT-5. 1, combining low-latency responses, real-time context reconstruction, and memory-driven personalities for natural conversations.

Why It Matters

New model releases reshape what developers can build. As capabilities advance, existing applications can be upgraded and entirely new use cases become feasible — making it critical for engineers to evaluate these releases early.

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