How much does Inception: Mercury 2.5 cost per 1M tokens?

Inception: Mercury 2.5 costs $0.040 per 1M input tokens and $0.150 per 1M output tokens on the standard tier. Cached input is $0.004 per 1M.

What is Inception: Mercury 2.5's context window?

Inception: Mercury 2.5 accepts up to 260,000 tokens in a single request, and can return up to 65,536 output tokens.

Is there a cheaper OpenRouter model than Inception: Mercury 2.5?

Yes. Mistral: Mistral Nemo is $0.019 per 1M input tokens versus $0.040 for Inception: Mercury 2.5, with a 131,072 token context window.

Where does this Inception: Mercury 2.5 price come from?

From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Inception: Mercury 2.5 pricing

Mercury 2.5 is the fastest reasoning LLM, and the latest diffusion LLM (dLLM) from Inception. Instead of generating tokens sequentially, Mercury 2.5 produces and refines multiple tokens in parallel… Inception: Mercury 2.5 from OpenRouter costs $0.040 per 1M input tokens and $0.150 per 1M output tokens. Cached input is $0.004 per 1M. Context window 260,000 tokens.

API id inception/mercury-2.5 · OpenRouter · source · updated 2026-09-25 · general-purpose

$0.040

Input / 1M tokens

$0.150

Output / 1M tokens

$0.004

Cached input / 1M

260K

Context window

Inception: Mercury 2.5 specifications

Provider: OpenRouter
API id: inception/mercury-2.5
Model type: general-purpose
Context window: 260K tokens
Max output: 66K tokens
Currency: USD
Price source: Provider API
Last checked: 2026-09-25

What Inception: Mercury 2.5 costs in practice

Estimated cost at common usage volumes
Workload	Input tokens	Output tokens	Estimated cost
Short chat turn	1,000	500	$0.0001
Document summary	50,000	2,000	$0.0023
1M tokens in, 200K out	1,000,000	200,000	$0.07

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does Inception: Mercury 2.5 cost per 1M tokens?: Inception: Mercury 2.5 costs $0.040 per 1M input tokens and $0.150 per 1M output tokens on the standard tier. Cached input is $0.004 per 1M.
What is Inception: Mercury 2.5's context window?: Inception: Mercury 2.5 accepts up to 260,000 tokens in a single request, and can return up to 65,536 output tokens.
Is there a cheaper OpenRouter model than Inception: Mercury 2.5?: Yes. Mistral: Mistral Nemo is $0.019 per 1M input tokens versus $0.040 for Inception: Mercury 2.5, with a 131,072 token context window.
Where does this Inception: Mercury 2.5 price come from?: From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.

Head-to-head comparisons

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