Inception releases Mercury 3 with faster results in its own tests
Inception’s tests suggest diffusion models can deliver faster responses, while independent results for Mercury 3 have yet to be published.
• Inception released Mercury 3, its new flagship diffusion language model.
• In Inception’s tests, it beat GPT-6 Luna and Claude Haiku 5.5 on eight of 12 tests at four to eight times their speed.
• Mercury 3 lists at 20 cents per million input tokens and 70 cents per million output tokens, with a temporary launch discount.
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October 21, 2026 25