All models

Inception Labs

Mercury 2 fast

inception/mercury-2

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...

Input / 1M

$0.25

USD per million tokens

Output / 1M

$0.75

USD per million tokens

Est. cost / token

$0.000000375

$0.38 per 1M, 3:1 mix

Context window

128K

max output 50K

Major features

CachingReasoningJSON schemaTools

Task suitability (heuristic 1–5, not a benchmark)

  • coding3
  • reasoning3
  • math3
  • summarization4
  • extraction4
  • classification4
  • chat3
  • creative3
  • translation4
  • vision1
  • long context3
  • agentic3

Price history

RecordedInputOutputCachedSource
2026-11-05 03:20$0.25$0.75$0.025litellm+openrouter

A row is added whenever a sync detects a price change. Vendor pricing source

Pricing (USD per 1M tokens)

Input
$0.25
Output
$0.75
Cached input
$0.025
Blended (3:1)
$0.38

Details

Company
Inception Labs
Version
2
Family
Mercury
Released
2026-03-04
Parameters
Undisclosed
Max output
50K
Open weights
No
Inputs
text
Last synced
32 min ago