MoonshotAI: Kimi K2 0905
Released Sep 4, 2025Ranked in: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
#94
▼ 2 vs 7d ago
Total arena votes
71,007
Across 29 (subset, category) entries
Providers on OR
2
Groq + others
First seen
2026-05-08
61 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 | 99.09% | - | - | ✓ |
| Novita | novita/fp8 | 262K | $0.600 | $2.50 | 98.10% | - | fp8 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #61 | Industry Legal And Government | - | 1452 | 780 | |
| #73 | German | - | 1421 | 260 | |
| #77 | Spanish | - | 1420 | 330 | |
| #78 | Japanese | - | 1375 | 182 | |
| #79 | Polish | - | 1417 | 663 | |
| #84 | Industry Medicine And Healthcare | - | 1445 | 719 | |
| #85 | Coding | - | 1468 | 2,241 | |
| #87 | Non English | - | 1407 | 6,310 | |
| #88 | Industry Life And Physical And Social Science | - | 1439 | 1,735 | |
| #90 | Russian | - | 1411 | 698 | |
| #92 | Industry Mathematical | - | 1424 | 641 | |
| #93 | Exclude Ties | - | 1407 | 8,568 | |
| #93 | Korean | - | 1355 | 292 | |
| #94 | Chinese | - | 1454 | 737 | |
| #94 | Math | - | 1416 | 759 | |
| #94 | Overall | - | 1418 | 11,772 | |
| #97 | Hard Prompts | - | 1436 | 5,576 | |
| #99 | Industry Software And It Services | - | 1452 | 3,962 | |
| #103 | Hard Prompts English | - | 1439 | 2,838 | |
| #104 | Creative Writing | - | 1382 | 1,501 | |
| #105 | English | - | 1423 | 5,462 | |
| #105 | Industry Entertainment And Sports And Media | - | 1380 | 2,106 | |
| #111 | Industry Business And Management And Financial Operations | - | 1404 | 2,052 | |
| #112 | French | - | 1419 | 183 | |
| #116 | Industry Writing And Literature And Language | - | 1381 | 2,588 | |
| #117 | Multi Turn | - | 1404 | 2,076 | |
| #118 | Expert | - | 1418 | 555 | |
| #119 | Instruction Following | - | 1390 | 2,883 | |
| #126 | Longer Query | - | 1403 | 2,538 |