Inception releases Mercury 3 diffusion model, claiming up to 8x speed over GPT-6 Luna and Claude Haiku 5.5

Inception AI released Mercury 3, a diffusion language model it says beat GPT-6 Luna and Claude Haiku 5.5 on eight of 12 internal benchmarks at four to eight times their speed. Inception measured 1,068 tokens per second on Nvidia GPUs versus about 240 for Haiku 5.5 and 130 for GPT-6 Luna, with a 1 million token context window. Pricing is 20 cents per million input tokens and 70 cents per million output tokens, and no outside group has published results yet.