From Inceptionlabs · · 1m 30s
Mercury 3 Launches
Inception's Mercury 3 outperforms GPT-6 Luna and Claude Haiku 5.5 at 1,068 tokens per second.
In brief
Inception's Mercury 3 outperforms GPT-6 Luna and Claude Haiku 5.5 at 1,068 tokens per second. Inception's Mercury 3 is the most capable diffusion-based LLM, outperforming GPT-6 Luna and Claude Haiku 5.5 while running 4-8x faster at 1,000+ tokens per second. Originally reported by Inceptionlabs.
Mercury 3 Launch
Inception introduces Mercury 3, the most capable diffusion-based LLM released to date.
Performance Metrics
Mercury 3 outperforms GPT-6 Luna and Claude Haiku 5.5 while running 4-8x faster at 1,000+ tokens per second.
Scaling Success

Mercury 3 is more than 40x larger than Mercury 1 and demonstrates text diffusion scales.
Early Access Partners
Early-access partners use Mercury 3 for voice and chat support, real-time tutoring, data engineering, and web navigation.
Mercury 3 at a Glance
Quality: On par or better than frontier speed-optimized models like GPT-6 Luna and Claude Haiku 5.5.
Speed Metrics

1,068 tokens per second on NVIDIA GPUs with 1M token context, up from 260K for Mercury 2.5.
Pricing Details
Price: $0.20 per million input and $0.70 per million output tokens at launch 50% off.
Browser Use Agents
Mercury 3 completes 50% of Mind2Web navigation tasks faster than GPT-6.1-Sol with same token volume.
Interactive Education

Mercury 3 provides instant feedback to students with quality as good as or better than previous models.
Real-time Search Agents
Mercury 3 delivers median generation time of 0.9 seconds and end-to-end response time of 2.2 seconds.
Here's the gist
Inception's Mercury 3 is the most capable diffusion-based LLM, outperforming GPT-6 Luna and Claude Haiku 5.5 while running 4-8x faster at 1,000+ tokens per second.





