Vercel reports TypeSafe Jev became the fastest-adopted model in AI Gateway history within 24 hours of launch: nearly 13% of paid teams on day one, about 2x the GPT-5.6 family and over 6x Fable 5.1. It crossed 10% of teams in about 18 hours, while other recent launches stayed below 7% after a full day. The post frames durability of that early lead as the next test.

Key Takeaways

  • ✓Official: Jev reached ~13% of paid AI Gateway teams on day one, the fastest adoption on record.
  • ✓About 2x GPT-5.6 family and 6x+ Fable 5.1; ~10% of teams within 18 hours.
  • ✓Details at vercel.com/blog/ai-gateway-jev-model-launch; next question is whether the lead lasts.
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