Mercury 3

InceptionReleased Oct 19, 2026

Compare Mercury 3 Count tokens for Mercury 3

Context

Max output

n/a

Serving providers

Cheapest input

$0.10 /1M

On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Serving provider

Input /1M

Output /1M

Endpoints

OpenRouterRouted quote

$0.10

$0.35

Standardinception/mercury-3

Component	Unit	Standard
Text cached in	/1M tok	$0.01
Text input	/1M tok	$0.10
Text output	/1M tok	$0.35

VercelRouted quoteVercel reseller quote

$0.10

$0.35

Price history

OpenRouter routed quote

OpenRouter's price is a routed quote. It moves with whichever upstream route OpenRouter prefers that day, so we do not track it as a price history.

Cost calculator

estimate your monthly spend on this model

Input tokens / call

Output tokens / call

Calls / month

Serving provider

$48

estimated / month

Model IDs

copy the exact identifier for your platform

inception/mercury-3inception/mercury-3

Frequently asked questions

Mercury 3 pricing, context and availability

How much does Mercury 3 cost?

Mercury 3 costs $0.10 per 1M input tokens as an OpenRouter routed quote, and $0.35 per 1M output tokens as an OpenRouter routed quote. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.

What is the context window of Mercury 3?

Mercury 3 accepts up to 1M tokens of context.

Which providers serve Mercury 3?

Mercury 3 is available from 2 serving providers, each with its own pricing and model ID. OpenRouter is currently the cheapest, as a routed quote.

Other Inception models

compare pricing across the Inception lineup

Mercury 2.5$0.04/1M · 3 providers Mercury 2$0.25/1M · 3 providers Mercury 2.5 Preview$0.04/1M · 1 provider Mercury Coder Small$0.25/1M · 1 provider Mercury Edit 2$0.25/1M · 1 provider

Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 20, 2026

Every weekday

AI moves fast. Here's your debrief.

News, analysis, tools, and more.

For people who build with AI