MoonshotAI: Kimi K2 0905
Released Sep 4, 2025text→text
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Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2). It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32...
Best overall rank
#100
▼ 2 vs 7d ago
Total arena votes
71,045
Across 29 (subset, category) entries
Providers on OR
2
Groq + others
First seen
2026-05-08
72 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $0.600
- Output (per 1M)
- $2.50
Capabilities
Modality
text->textContext
262K tokens
Tokenizer
Other
Knowledge cutoff
2024-12-31
Max output
100K tokens
Moderation
Unmoderated
Hugging Face
Supported parameters
frequency_penalty
max_tokens
presence_penalty
repetition_penalty
response_format
seed
stop
structured_outputs
temperature
tool_choice
tools
top_k
top_p
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Groq | groq | 262K | $1.00 | $3.00 | 99.92% | - | - | ✓ |
| Novita | novita/fp8 | 262K | $0.600 | $2.50 | 98.23% | - | fp8 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #66 | Industry Legal And Government | - | 1451 | 779 | |
| #76 | German | - | 1421 | 260 | |
| #77 | Japanese | - | 1375 | 182 | |
| #79 | Spanish | - | 1420 | 330 | |
| #82 | Polish | - | 1417 | 663 | |
| #88 | Industry Medicine And Healthcare | - | 1445 | 719 | |
| #95 | Coding | - | 1467 | 2,241 | |
| #96 | Industry Life And Physical And Social Science | - | 1438 | 1,734 | |
| #96 | Russian | - | 1411 | 698 | |
| #97 | Industry Mathematical | - | 1424 | 641 | |
| #99 | Math | - | 1416 | 759 | |
| #100 | Chinese | - | 1454 | 737 | |
| #100 | Exclude Ties | - | 1406 | 8,569 | |
| #100 | Overall | - | 1418 | 11,776 | |
| #101 | Korean | - | 1353 | 294 | |
| #104 | Hard Prompts | - | 1436 | 5,585 | |
| #107 | Industry Software And It Services | - | 1452 | 3,964 | |
| #111 | Creative Writing | - | 1382 | 1,500 | |
| #111 | Hard Prompts English | - | 1439 | 2,842 | |
| #112 | English | - | 1423 | 5,463 | |
| #112 | Industry Entertainment And Sports And Media | - | 1380 | 2,105 | |
| #117 | French | - | 1418 | 184 | |
| #120 | Industry Business And Management And Financial Operations | - | 1404 | 2,057 | |
| #123 | Multi Turn | - | 1404 | 2,076 | |
| #124 | Expert | - | 1418 | 555 | |
| #125 | Industry Writing And Literature And Language | - | 1381 | 2,592 | |
| #126 | Instruction Following | - | 1390 | 2,888 | |
| #134 | Non English | - | 1372 | 6,309 | |
| #136 | Longer Query | - | 1402 | 2,543 |