Mercury 3 API pricing
As of October 22, 2026, Inception Mercury 3 costs $0.10 per million input tokens and $0.35 per million output tokens, the median of 1 providers on OpenRouter, with cached input at $0.01 per million.
Mercury 3 benchmarks and specs · Every Inception model's price
- Input, per million tokens$0.10
- Output, per million tokens$0.35
- Cached input, per million$0.01
- Context window1M tokens
- Max output131K tokens
- Output speedNot measured
What a request costs
Three fixed token mixes at the list price, without cache or batch discounts. For a whole month, use the calculator.
| Workload | Tokens | One request | 1,000 requests | Fits the context window |
|---|---|---|---|---|
| Chat turn | 1K input + 500 output tokens | $0.0003 | $0.275 | Yes |
| Repository review | 50K input + 3K output tokens | $0.0060 | $6.05 | Yes |
| Agent loop | 200K input + 10K output tokens | $0.024 | $23.50 | Yes |
| Solved coding task | One SWE-bench Verified attempt, divided by the share that succeed | Not computable | Not computable |
Price history
The price of Mercury 3 here is the median across 1 providers on OpenRouter, so we do not track price changes for it.
Cheaper models as good as Mercury 3
Mercury 3 has no overall or coding score, so we make no quality claim against it.
Mercury 3 pricing questions
- How much does Mercury 3 cost per million tokens?
- $0.10 per million input tokens and $0.35 per million output tokens, as listed on OpenRouter on October 22, 2026.
- Does Mercury 3 support prompt caching?
- Yes. OpenRouter lists cached input at $0.01 per million tokens, against $0.10 for uncached input.
- Has the price of Mercury 3 changed?
- The price of Mercury 3 here is the median across 1 providers on OpenRouter, so we do not track price changes for it.