Mercury 2 – Model Docs — Person.run

Mercury 2

A diffusion-based reasoning LLM that generates text via parallel refinement (not token-by-token), delivering real-time latency with ~1k tokens/sec plus 128K context and built-in tool/JSON support.

Model overview

Model ID: inception/mercury-2
Provider: inception
Type: language
Context window: 128,000 tokens
Max output tokens: 128,000

Tags: tool-use, reasoning

Model pricing

Metric	Value
`Input tokens (/1M)`	`$0.25`
`Output tokens (/1M)`	`$0.75`
`Image generation`	`n/a`
`Cached input read (/1M)`	`$0.03`
`Cached input write (/1M)`	`n/a`
`Pricing source`	`gateway`

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