Inception: Mercury 2
Released Mar 4, 2026Try it on:
Mercury 2 is an extremely fast reasoning LLM, and the first reasoning diffusion LLM (dLLM). Instead of generating tokens sequentially, Mercury 2 produces and refines multiple tokens in parallel, achieving...
Best overall rank
#87
▼ 4 vs 7d ago
Total arena votes
19,893
Across 22 (subset, category) entries
Providers on OR
1
Inception
First seen
2026-05-08
45 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $0.250
- Output (per 1M)
- $0.750
- Cache Read (per 1M)
- $0.025
Capabilities
Modality
text->textContext
128K tokens
Tokenizer
Other
Max output
50K tokens
Moderation
Unmoderated
Supported parameters
include_reasoning
max_tokens
reasoning
response_format
stop
structured_outputs
temperature
tool_choice
tools
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Inception | inception | 128K | $0.250 | $0.750 | 99.95% | - | - | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #169 | Coding | - | 1397 | 769 | |
| #173 | Multi Turn | - | 1344 | 540 | |
| #174 | Expert | - | 1349 | 229 | |
| #175 | Industry Entertainment And Sports And Media | - | 1311 | 658 | |
| #175 | Industry Software And It Services | - | 1384 | 1,089 | |
| #179 | English | - | 1364 | 1,397 | |
| #179 | Overall | - | 1346 | 3,124 | |
| #180 | Hard Prompts English | - | 1371 | 866 | |
| #181 | Hard Prompts | - | 1359 | 1,761 | |
| #185 | Exclude Ties | - | 1299 | 2,172 | |
| #185 | Industry Business And Management And Financial Operations | - | 1339 | 482 | |
| #187 | Instruction Following | - | 1322 | 838 | |
| #192 | Industry Medicine And Healthcare | - | 1344 | 228 | |
| #196 | Creative Writing | - | 1300 | 528 | |
| #198 | Industry Writing And Literature And Language | - | 1310 | 695 | |
| #208 | Russian | - | 1306 | 360 | |
| #215 | Longer Query | - | 1324 | 843 | |
| #228 | Industry Life And Physical And Social Science | - | 1322 | 471 |
WebDev
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #74 | Webdev-react | - | 1154 | 847 | |
| #83 | Webdev | - | 1165 | 948 | |
| #86 | Webdev-html | - | 1207 | 100 | |
| #87 | Overall | - | 1165 | 948 |