ProductsProduct / feature launchLarge Language Models · Multimodal Models · Efficiency & Inference4 sources · Oct 21, 2026

Do Diffusion LLMs Scale? Testing Mercury 3 + Decide

Inception's Mercury 3 is a diffusion LLM running at 1,000+ tokens/sec, and Mercury Decide is a decision model that can now read images.

Proof4 independent outlets

Key points

  • Inception says Mercury 3 is the most capable diffusion language model released so far.
  • Mercury 3 is a diffusion LLM from Inception that writes answers in parallel, not token by token.
  • Diffusion language model startup Inception AI Inc. today released Mercury 3, its new flagship model.
  • The post Inception says Mercury 3 beats GPT-6 Luna and Claude Haiku 5.5 at up to 8x the speed appeared first on SiliconANGLE.

Sources (4)

Extractive summary: sentences quoted from the sources.

Hype check

Independently evaluated6 independent looks since

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Before this

  1. Oct 19, 2026The Model Swap Workshop: GPT-5.5 vs Kimi vs DeepSeek vs Mistral
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  3. Oct 17, 2026Nemotron 3.5 Bolt, Muse Spark Open, and a Fast LFM2.5 24B
  4. Oct 16, 2026Welcome Beam: a 501B open model you can own, customize, and scale
  5. Oct 15, 2026Granite Switch 4.1: Chat, Decisions, and Speech from One Endpoint
  6. Oct 15, 2026NVIDIA Nemotron 3.5 Super VL Powers Specialized Agents with Multimodal Reasoning

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