Inception Mercury Prices, limits and access
Diffusion language models (dLLM) via API: Mercury 3 generates many tokens in parallel, over 1,000 tokens per second, 1M-token context, OpenAI-compatible.
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At a Glance
Inception Mercury is an AI tool for Coding assistants & IDEs (category: Development & Code). Free access: One-off free allowance. 2 plans available (Free, Developer).
- Category
- Coding assistants & IDEs
- Paid from
- $0.20 / $0.70 / pay as you go (Developer)
- Free Option
- One-off free allowance
- Plans
- 2 plans available (Free, Developer)
- Sources
- 4 verified sources
Category: Development & Code · Coding assistants & IDEs
Features
- 100 million free tokens for new API keys; Mercury 3 at a launch price of $0.10 / $0.35 per 1M tokens (list $0.20 / $0.70).
Prices and plans
| Tier | Price | Period | What you get |
|---|---|---|---|
| Free | free | one-time starter credit | 100 million free tokens per new API key, access to all models. |
| Developer | $0.20 / $0.70 | pay as you go | Mercury 3 per 1M tokens: input $0.20, cached input $0.02, output $0.70; launch price at 50% off: $0.10 / $0.01 / $0.35. Mercury Voice $0.40 / $1.50 (launch price $0.20 / $0.75). |
| Enterprise | contact sales | on request | Custom rate limits, SLA, security and privacy, volume pricing. |
Prices per vendor, excl. taxes/VAT where applicable.
Prices last checked: 2026-10-23
Independent price alert from AI Compare Ninja
Limits
Inception (Inception AI, Inc.) offers Mercury models through an OpenAI-compatible API. Mercury 3 (since 2026-10-19) runs at 1,068 tokens per second per the vendor, with a 1M-token context. List prices per 1M tokens: Mercury 3 input $0.20, cached input $0.02, output $0.70; Mercury Voice $0.40 / $1.50; Mercury Decide $0.04 input. A 50% launch discount applies to these models (Mercury 3: $0.10 / $0.01 / $0.35). New API keys get 100 million free tokens once. Mercury 2 and 2.5 are no longer available to new users. Enterprise with volume pricing on request. Prices in US dollars as listed by the vendor, without currency conversion.
How we compare
We compare free access, paid entry, plan limits, features and the listed official sources. Unsourced figures stay marked as not published.
Only confirmed entries appear in the catalog. Prices, plans and limits come from listed official vendor pages. Missing figures stay marked as not published. Search results are ordered by Task match by default; category and task lists are alphabetical. Both can be switched to Free access first; neither is a quality ranking. The vendor page always wins.
Edited and checked by the AI Compare Ninja team
Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.
- inceptionlabs.ai
- inceptionlabs.ai/models
- inceptionlabs.ai/blog/introducing-mercury-3
- inceptionlabs.ai/docs/terms-of-use
FAQ
Is Inception Mercury available for free?
Not permanently. What is published is a one-off free allowance.
Where is the vendor of Inception Mercury based?
Inception AI, Inc. is based in the USA. Regardless of that location, data processing and privacy terms are governed by the vendor's own contract.
What is “Inception AI, Inc.” on my bank or card statement?
According to our catalog data, Inception AI, Inc. is the company behind Inception Mercury, so a charge under this name may come from a subscription or purchase at Inception Mercury. The exact wording on a bank or card statement is set by the vendor and its payment provider; it can differ and is not recorded here. The invoices in your Inception Mercury account help to match the charge; for an unknown charge, contact your bank.
What plans does Inception Mercury offer?
2 plans available (Free, Developer).
Is Inception Mercury currently available?
Inception Mercury is active.
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Inception Mercury and related names are trademarks or identifiers of their respective owners (Inception AI, Inc.). They are named solely for descriptive purposes in an independent comparison. AI Compare Ninja has no business relationship, partnership or affiliation with Inception AI, Inc.