Mercury 2.5
Mercury 2.5 is Inception's language model with a 260K context window and up to 66K output tokens, available from 3 providers, starting at $0.04 / 1M input and $0.15 / 1M output. A diffusion-based large language model that generates and refines multiple tokens in parallel rather than sequentially, enabling fast reasoning with tool-use support.
| Benchmarks | |
|---|---|
| Intelligence Index | #271 |
| HLE | #212 |
| Time to First Token | #535 |
| SciCode | #205 |
| LCR | #131 |
| Output TPS | #2 |
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities5/13
Reasoning✓
Adaptive Reasoning·
Function Calling✓
Parallel Function Calling·
Structured Outputs✓
Native JSON Schema✓
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching✓
Assistant Prefill·
Pricing by Provider
US Dollar ($)
Per 1M tokens
| Provider | Standard | ||
|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | |
| $0.2 | $0.75 | $0.02 | |
| $0.04 | $0.15 | $0.004 | |
| $0.04 | $0.15 | $0.004 | |
Cost Calculator
US Dollar ($)
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Mercury 2.5 | 260K | $0.040 | $0.150 | Current | |
| Mercury 2.5 Preview | 260K | — | — | Available | |
| Mercury 2 | 128K | $0.250 | $0.750 | Available | |
| Mercury 2 Edit | — | 32K | $0.250 | $0.750 | Available |
| Mercury Coder Small Beta | 32K | $0.250 | $1.00 | Available | |
| Mercury | — | — | — | — | Available |
| Mercury Coder | — | — | — | — | Available |