Mercury API Cost Calculator
Estimate your monthly API costs for Mercury from Inception.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
What are you building?
Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Mercury 2 Inception | $0.2500 | $0.7500 |
| Mercury Coder Inception | $0.2500 | $0.7500 |
| LongCat Flash Chat Meituan | $0.2000 | $0.8000 |
| DeepSeek V3.1 Terminus Deepseek | $0.2100 | $0.7800 |
| GLM 4.5 Air Z Ai | $0.1300 | $0.8500 |
Frequently Asked Questions
How much does Mercury cost per token?
Mercury is priced at $0.2500 per 1M input tokens and $0.7500 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for Mercury?
Mercury has a context window of 128K tokens (128,000 tokens). The maximum output length is 32K tokens.
Does Mercury support function calling (tool use)?
Yes, Mercury supports function calling (also called tool use). You can define custom functions that the model can invoke as part of its responses.
How does Mercury compare to similar models?
Mercury costs $0.2500 input and $0.7500 output per 1M tokens. GLM 4.5 Air is less expensive at $0.1300 input and $0.8500 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the GLM 4.5 Air page at /tools/cost-calculator/z-ai/glm-4-5-air.