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
#83
Across all subsets · overall
Total arena votes
64,145
Across 27 (subset, category) entries
Providers on OR
3
Groq + others
First seen
2026-05-08
26 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
262K tokens
Moderation
Unmoderated
Hugging Face
Supported parameters
frequency_penalty
logit_bias
max_tokens
min_p
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 | 99.96% | - | - | ✓ |
| AtlasCloud | atlas-cloud/fp8 | 262K | $0.600 | $2.50 | 99.89% | - | fp8 | - |
| Novita | novita/fp8 | 262K | $0.600 | $2.50 | 99.76% | - | fp8 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #55 | Industry Legal And Government | - | 1453 | 781 | |
| #67 | Japanese | - | 1375 | 182 | |
| #69 | German | - | 1421 | 260 | |
| #72 | Spanish | - | 1419 | 332 | |
| #76 | Industry Medicine And Healthcare | - | 1445 | 724 | |
| #77 | Coding | - | 1467 | 2,243 | |
| #79 | Industry Life And Physical And Social Science | - | 1439 | 1,734 | |
| #80 | Russian | - | 1411 | 700 | |
| #83 | Exclude Ties | - | 1407 | 8,585 | |
| #83 | Industry Mathematical | - | 1424 | 641 | |
| #83 | Overall | - | 1418 | 11,795 | |
| #84 | Math | - | 1416 | 759 | |
| #87 | Chinese | - | 1454 | 737 | |
| #88 | Hard Prompts | - | 1436 | 5,584 | |
| #89 | Korean | - | 1354 | 292 | |
| #90 | Industry Software And It Services | - | 1452 | 3,966 | |
| #96 | Creative Writing | - | 1382 | 1,506 | |
| #96 | Hard Prompts English | - | 1439 | 2,842 | |
| #97 | English | - | 1423 | 5,470 | |
| #97 | Industry Entertainment And Sports And Media | - | 1380 | 2,108 | |
| #100 | Industry Business And Management And Financial Operations | - | 1405 | 2,057 | |
| #103 | French | - | 1420 | 184 | |
| #108 | Industry Writing And Literature And Language | - | 1381 | 2,597 | |
| #111 | Expert | - | 1418 | 555 | |
| #111 | Instruction Following | - | 1390 | 2,889 | |
| #111 | Multi Turn | - | 1404 | 2,078 | |
| #120 | Longer Query | - | 1402 | 2,544 |