TokenRate

DeepSeek V3.1 Terminus Pricing

Fast

DeepSeek · 164K tokens context

DeepSeek V3.1 Terminus from DeepSeek costs $0.270 per 1 million input tokens and $0.950 per 1 million output tokens as of June 2026 (live OpenRouter data). The model supports a 163,840-token context window (approximately 122,880 words) with a 33K-token maximum output. A typical 1,000-token request costs $0.0003 in input charges; a 10,000-token request costs $0.0027.

DeepSeek V3.1 Terminus pricing and capability summary
Input price$0.270 / 1M tokens
Output price$0.950 / 1M tokens
Output / input ratio3.5×
Context window163,840 tokens (~122,880 words)
Maximum output32,768 tokens
Cost per 1K tokens (input)$0.0003
TierFast
Last verified

DeepSeek V3.1 Terminus is DeepSeek's a fast, low-cost model tuned for high-throughput tasks like classification, extraction, and simple chat. It costs $0.270 per million input tokens with a 164K-token context window.

Live pricing from OpenRouter

Input Price

$0.270

per 1 million tokens

Output Price

$0.950

per 1 million tokens

Context Window

164K tokens

max 33K output

Cost Examples

Request TypeTokensInput CostOutput Cost
1,000 word article1,333$0.00036$0.00038
10-page document (2,500 words)3,333$0.0009$0.00095
1,000 lines of code5,000$0.00135$0.00143
100K token document100,000$0.027$0.0285

Output cost estimated at 30% of input token count. Use the calculator for exact figures.

Strengths

  • Affordable at $0.27/1M input tokens
  • Low latency for high-throughput workloads
  • Cost-effective at scale

Limitations

  • Less capable than flagship models on complex reasoning
  • Quality and availability can vary by hosting provider

Best Use Cases

High-volume classification
Text extraction and summarization
Simple chat and Q&A
Cost-sensitive pipelines

Calculate DeepSeek V3.1 Terminus Costs

Use the TokenRate calculator to convert any budget, token count, or text into exact DeepSeek V3.1 Terminus costs — and compare across all models.

Open Calculator →

DeepSeek V3.1 Terminus — FAQ

Related Models

Related Guides