Mercury 2

Provider：Inception Labs

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...

Key specs

• Context：128K
• Max output：50K
• Tokenizer：Other
• Released：2026-03-04

Token pricing

• Input price：$0.250 / 1M tokens
• Output price：$0.750 / 1M tokens
• Cache read：$0.025 / 1M tokens
• Blended price：$0.375 / 1M tokens

Modalities

Text

Use Cases

• Deep Reasoning & Analysis：Math proofs, logical reasoning, multi-step planning — ideal for research and financial analysis.（≈ $0.0060/call）
• Chat & Support：FAQ auto-response, multi-turn dialogue, emotion detection — e-commerce, finance, gov.（≈ $0.0037/turn）

When to pick this model

Signals derived from public pricing and spec fields — not a benchmark. Validate with official docs and your own eval.

• Low input + output price: solid fit for high-frequency calls and batch processing.
• Long max output (>=30K tokens): strong fit for deep report / essay / document-drafting workflows.

FAQ

• What is the token pricing of Mercury 2? Input price $0.250 / 1M tokens, output price $0.750 / 1M tokens, blended about $0.375 / 1M tokens. Refer to Inception Labs’s official page for the exact rate.
• What context window does Mercury 2 support? Context window is 128K, max output about 50K, suitable for long documents, multi-turn chat and complex reasoning.
• What scenarios is Mercury 2 best for? Based on its capability and pricing, Mercury 2 fits best: Deep Reasoning & Analysis, Chat & Support. See the Use Cases section for details and cost estimates.
• What input/output modalities does Mercury 2 support? Supports Text modality.
• Is Mercury 2 a free model? Mercury 2 is billed per token, not a free model.
• Which provider offers Mercury 2? Mercury 2 is offered by Inception Labs.

Full info：Mercury 2