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Inception: Mercury 2 API Pricing

Inception: Mercury 2 is an API model from inception. It costs $0.25 per 1M input tokens and $0.75 per 1M output tokens, with cached input at $0.025. Its context window is 128,000 tokens with up to 50,000 output tokens. A workload of 10M input + 2M output tokens costs about $4 per month.
Input
$0.25
per 1M tokens
Output
$0.75
per 1M tokens
Cached input
$0.025
per 1M tokens
Context window
128K
128,000 tokens
Blended (80/20)
$0.35
per 1M tokens

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...

How much does Inception: Mercury 2 cost for a real workload?

At 10M input + 2M output tokens per month, Inception: Mercury 2 costs about $4 ($2.5 input + $1.5 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to Inception: Mercury 2?

Compare Inception: Mercury 2 with other models

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Frequently asked questions

How much does Inception: Mercury 2 cost?

Inception: Mercury 2 costs $0.25 per 1M input tokens and $0.75 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $4.

What is the context window of Inception: Mercury 2?

Inception: Mercury 2 has a context window of 128,000 tokens and can return up to 50,000 output tokens per response.

What are cheaper alternatives to Inception: Mercury 2?

Cheaper models include OpenAI: GPT-4.1 Mini (batch) ($0.2 in / $0.8 out), Z.ai: GLM 4.5 Air ($0.13 in / $0.85 out), Qwen: Qwen3 Coder Next ($0.12 in / $0.8 out). See the full list on this page.

Is Inception: Mercury 2 free to use?

No. Inception: Mercury 2 is a paid model at $0.25 input / $0.75 output per 1M tokens. 20 free models are listed on the free models page.

Provider: inception · Model ID: inception/mercury-2 · Modality: text->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices