Mercury 2 API pricing
2 providers serve Mercury 2. Mercury 2 is a proprietary API model, up to 128K context. Prices below are per 1M tokens, cheapest input first.
Refreshed 2026-08-23 · list prices from provider APIs| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context | |
|---|---|---|---|---|---|
| Inception | $0.250 | $0.750output floor | $0.025 | 128K | |
| OpenRouter marketplace quote | $0.250 | $0.750 | $0.025 | 128K | Use |
The cheapest way to run Mercury 2
On an illustrative 70M-input / 30M-output monthly workload, today's lowest listed cost is roughly $40.00/month — the same at Inception and OpenRouter. Input-heavy, output-heavy and cache-heavy workloads can produce different winners. Use the live mix calculator below rather than combining floors from two different providers. It is API-only, so the table above is your full set of options. Run your own numbers in the breakeven calculator, or read the breakeven math.
Your actual monthly cost
Cache read uses the listed cache rate where available; otherwise it falls back to normal input price. Batch, write-cache, volume and negotiated discounts are excluded.
FAQ
What is the cheapest API for Mercury 2?
As of 2026-08-23, the lowest input price for Mercury 2, $0.250 per 1M tokens, is the same list price at Inception and OpenRouter. The lowest output price, $0.750 per 1M tokens, is likewise shared by the same providers. The cheapest provider for a real workload depends on its input/output mix.
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