Inception
Mercury 2 is an extremely fast reasoning LLM, and the first reasoning diffusion LLM (dLLM). Instead of generating tokens sequentially, Mercury 2 produces and refines multiple tokens in parallel, achieving...
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Quality Score
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Arena ELO
Undisclosed
Parameters
128K
Context
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
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Mar 2026
Released
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
Mercury 2 Benchmark Update
Quality: 25.3/100 | Price: $0.375/M tokens | Output: 1216.395 tok/s | HumanEval: 0.387%
View sourceMercury 2 Benchmark Update
Quality: 25.3/100 | Price: $0.375/M tokens | Output: 1117.205 tok/s | HumanEval: 0.387%
View sourceMercury 2 Benchmark Update
Quality: 25.3/100 | Price: $0.375/M tokens | Output: 1057.857 tok/s | HumanEval: 0.387%
View sourceMercury 2 Benchmark Update
Quality: 25.3/100 | Price: $0.375/M tokens | Output: 1023.118 tok/s | HumanEval: 0.387%
View sourceMercury 2 Benchmark Update
Quality: 25.3/100 | Price: $0.375/M tokens | Output: 1117.9 tok/s | HumanEval: 0.387%
View sourceMercury 2 Benchmark Update
Quality: 25.3/100 | Price: $0.375/M tokens | Output: 1143.203 tok/s | HumanEval: 0.387%
View source