Mercury 3

Inception🇺🇸 United States
active
Context window1000K tokens
Input / 1M tokens$0.2
Output / 1M tokens$0.7

Version History

3major

Mercury 3 is a diffusion LLM more than 40x larger than Mercury 1, with context raised from 260K (Mercury 2.5) to 1M tokens. Inception claims it matches or beats GPT-6 Luna and Claude Haiku 5.5 at 4–8x the speed.

Coverage

model release

Inception launches Mercury 3 diffusion LLM: 1M context, 1,068 tokens/sec, $0.20/$0.70 per 1M tokens

Inception released Mercury 3, a diffusion-based LLM with a 1M-token context window that it says runs at 1,068 tokens per second on NVIDIA GPUs. Pricing is $0.20 per 1M input and $0.70 per 1M output tokens, with a 50% launch discount. Inception claims quality on par with or better than GPT-6 Luna and Claude Haiku 5.5 at 4–8x the speed.

3 min read