DeepSeek: DeepSeek V3.1 Terminus
Released Sep 22, 2025text→text
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DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, including language consistency and agent capabilities, further optimizing the model's...
Best overall rank
#101
▼ 2 vs 7d ago
Total arena votes
42,156
Across 42 (subset, category) entries
Providers on OR
5
Novita + others
First seen
2026-05-08
72 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $0.270
- Output (per 1M)
- $1.00
- Cache Read (per 1M)
- $0.135
Capabilities
Modality
text->textContext
131K tokens
Tokenizer
DeepSeek
Knowledge cutoff
2025-03-31
Max output
33K tokens
Moderation
Unmoderated
Hugging Face
Supported parameters
frequency_penalty
include_reasoning
logit_bias
max_tokens
min_p
presence_penalty
reasoning
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 |
|---|---|---|---|---|---|---|---|---|
| Novita | novita/fp8 | 131K | $0.270 | $1.00 | 100.00% | - | fp8 | - |
| DeepInfra | deepinfra/fp4 | 164K | $0.270 | $0.950 | 99.97% | - | fp4 | - |
| AtlasCloud | atlas-cloud/fp8 | 131K | $0.300 | $0.950 | 99.97% | - | fp8 | - |
| StreamLake | streamlake | 128K | $0.343 | $1.03 | 99.82% | - | - | - |
| SiliconFlow | siliconflow/fp8 | 164K | $0.270 | $1.00 | 96.50% | - | fp8 | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #49 | Industry Legal And Government | thinking | 1462 | 262 | |
| #64 | Industry Medicine And Healthcare | thinking | 1465 | 228 | |
| #70 | Creative Writing | - | 1407 | 456 | |
| #73 | Industry Life And Physical And Social Science | - | 1452 | 575 | |
| #75 | Longer Query | thinking | 1444 | 679 | |
| #76 | Industry Writing And Literature And Language | thinking | 1410 | 769 | |
| #76 | Polish | thinking | 1419 | 211 | |
| #79 | Industry Medicine And Healthcare | - | 1451 | 257 | |
| #79 | Industry Writing And Literature And Language | - | 1409 | 808 | |
| #79 | Instruction Following | thinking | 1420 | 861 | |
| #79 | Russian | thinking | 1427 | 234 | |
| #81 | Industry Life And Physical And Social Science | thinking | 1449 | 535 | |
| #82 | Russian | - | 1425 | 261 | |
| #88 | Non English | thinking | 1405 | 1,788 | |
| #89 | Non English | - | 1405 | 1,841 | |
| #91 | Hard Prompts | thinking | 1446 | 1,677 | |
| #92 | Industry Business And Management And Financial Operations | thinking | 1420 | 701 | |
| #93 | Polish | - | 1405 | 225 | |
| #94 | Hard Prompts English | thinking | 1450 | 838 | |
| #101 | Overall | thinking | 1418 | 3,458 | |
| #102 | Coding | thinking | 1463 | 635 | |
| #102 | Multi Turn | thinking | 1420 | 604 | |
| #105 | English | thinking | 1429 | 1,670 | |
| #107 | Creative Writing | thinking | 1385 | 438 | |
| #107 | Exclude Ties | thinking | 1403 | 2,488 | |
| #107 | Industry Entertainment And Sports And Media | thinking | 1384 | 616 | |
| #109 | Overall | - | 1415 | 3,692 | |
| #110 | Exclude Ties | - | 1401 | 2,641 | |
| #111 | Industry Software And It Services | thinking | 1446 | 1,170 | |
| #112 | Longer Query | - | 1419 | 845 | |
| #113 | Industry Legal And Government | - | 1417 | 270 | |
| #114 | English | - | 1423 | 1,851 | |
| #115 | Math | thinking | 1406 | 197 | |
| #116 | Industry Entertainment And Sports And Media | - | 1376 | 635 | |
| #120 | Hard Prompts | - | 1424 | 1,925 | |
| #123 | Instruction Following | - | 1394 | 1,029 | |
| #126 | Hard Prompts English | - | 1428 | 1,047 | |
| #133 | Industry Business And Management And Financial Operations | - | 1395 | 738 | |
| #133 | Industry Software And It Services | - | 1430 | 1,314 | |
| #134 | Coding | - | 1439 | 778 | |
| #136 | Math | - | 1395 | 219 | |
| #138 | Multi Turn | - | 1394 | 690 |