Model specification · DeepSeek

DeepSeek V3.1 Terminus

deepseek/deepseek-v3.1-terminus

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...

SpecificationsReported values
Context window
164K
Maximum output
33K
Architecture
text->text
Tokenizer
DeepSeek
Knowledge cutoff
2025-03-31
Moderated
No
Input modalities
text
Output modalities
text
Full pricingUSD where reported
PriceStandard
Input$0.270 / M
Output$1.00 / M
Benchmark indexesReported indexes
Intelligence
30.4
Coding
43.5
Agentic
18.1
Design Arena Elo
1188
Example workload costsStandard pricing only
WorkloadInput / outputCache shareEstimated cost
Quick check10K / 1K × 10%$0.00370
Long analysis100K / 4K × 150%$0.024
Workday20K / 2K × 1,00030%$6.59
More from DeepSeekAll DeepSeek models
ModelContextInput / MOutput / MIntel.
DeepSeek V4 Flash 07311.0M$0.090$0.18049.9
DeepSeek V4 Pro1.0M$0.435$0.87044.3
DeepSeek V3.2164K$0.269$0.40032
R1164K$0.700$2.5018.5
DeepSeek V3 0324164K$0.270$1.1215.4