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Inception

Mercury 2.5 pricing & price history

reasoningtoolsinception/mercury-2.5

Mercury 2.5 by Inception costs $0.04 per 1M input tokens and $0.15 per 1M output tokens, with a 260K token context window.

$0.04Input / 1M tokens
$0.15Output / 1M tokens
260KContext window
Intelligence index

Price history

$0.000$0.086$0.172 2026-09-24today input /1M output /1M

No price changes since tracking began on 2026-09-24. We check hourly.

Cost calculator

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About Mercury 2.5

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, achieving...

FAQ

How much does Mercury 2.5 cost?

Mercury 2.5 by Inception costs $0.04 per 1M input tokens and $0.15 per 1M output tokens, with a 260K token context window. A typical request with 2,000 input and 500 output tokens costs about $0.0002.

What is the context window of Mercury 2.5?

Mercury 2.5 supports up to 260,000 tokens of context and up to 65,536 output tokens per request.

Has Mercury 2.5’s price changed?

No price changes recorded since ModelBank started tracking it on 2026-09-24.

Is Mercury 2.5 being deprecated?

No retirement date has been announced for Mercury 2.5 as of 2026-09-24.