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Mercury 2: price, performance and context
Proprietary Mercury 2 by Inception costs $0.25 per 1M input and $0.75 per 1M output tokens, handles up to 128K tokens in one request (≈ 380 pages of text) and scores 13.8 points on the AgentKernel performance index, rank 122 of 212.
Privacy: zero data retention with one provider, not in the EU. Availability over the last 24 h: 99.9%.
Updated Oct 09, 2026, 17:37 UTC · inception/mercury-2
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Key facts
- Licence
- Proprietary: no public weights, only through a provider API
- Input / 1M tokens
- $0.25
- Output / 1M tokens
- $0.75
- Context window
- 128K tokens
- Max. output
- 50K tokens
- Performance index
- 13.8 points · rank 122 of 212
- Coding index
- 31.1 points · rank 83 of 119
- Agentic index
- 1.6 points · rank 68 of 91
- Cost at your usage
- $0.438 / month
- Knowledge cutoff
- n/a
- In the catalog since
- Mar 04, 2026
- Capabilities
- Reasoning, Tool Calling
What do you get for $10.00?
Rules of thumb from the cost calculator, base rates without caching or taxes.
| Task | Cost per task | For $10.00 |
|---|
| Chat repliesA question with a short history, a detailed answer | $0.00 | 22,000 |
| Email draftsBullet points in, a finished email out | $0.00 | 28,000 |
| Document summariesRead 10 pages, write a one-page summary | $0.001 | 8,300 |
| Code reviewsReview and comment on 500 lines of code | $0.002 | 4,700 |
| Book analysesAnalyse a 300-page book in one go | $0.027 | 380 |
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