Monday, October 5, 2026 · No. 435Prices synced 9 hours ago
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The AI Model Price Index

DeepSeek V3.1 Terminus

by NanoGPT · family deepseek · listed Aug 2025TW

DeepSeek chat model for instruction following, coding, and analysis

Current rates USD per 1M tokens

Input$0.25
Output$0.70
Cache read$0.125
Cache write—

Against the market

Input price vs. maker flagships ($/1M tokens)
DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.15 per 1M tokens$0.15Qwen3.8 Omni FlashQwen3.8 Omni Flash: $0.15 per 1M tokens$0.15DeepSeek V3.1 TerminusDeepSeek V3.1 Terminus: $0.25 per 1M tokens$0.25Gemini 3.8 FlashGemini 3.8 Flash: $0.75 per 1M tokens$0.75GLM-5.3GLM-5.3: $1.40 per 1M tokens$1.40Claude Sonnet 5.5Claude Sonnet 5.5: $2.00 per 1M tokens$2.00GPT-6.1 SolGPT-6.1 Sol: $2.00 per 1M tokens$2.00Grok 4.7Grok 4.7: $2.00 per 1M tokens$2.00
Output price vs. maker flagships ($/1M tokens)
Qwen3.8 Omni FlashQwen3.8 Omni Flash: $0.47 per 1M tokens$0.47DeepSeek V4 Flash Vision ExpDeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens$0.60DeepSeek V3.1 TerminusDeepSeek V3.1 Terminus: $0.70 per 1M tokens$0.70Gemini 3.8 FlashGemini 3.8 Flash: $3.75 per 1M tokens$3.75GLM-5.3GLM-5.3: $4.40 per 1M tokens$4.40Grok 4.7Grok 4.7: $6.00 per 1M tokens$6.00Claude Sonnet 5.5Claude Sonnet 5.5: $10.00 per 1M tokens$10.00GPT-6.1 SolGPT-6.1 Sol: $10.00 per 1M tokens$10.00

On the record

Model id
deepseek-ai/DeepSeek-V3.1-Terminus
Context window
128K tokens
Max output
66K tokens
Input modalities
text
Output modalities
text
Reasoning
no
Tool calls
yes
Open weights
yes
Knowledge cutoff
—
Released
2025-08-02
Last updated
2025-08-02
Provider docs
docs.nano-gpt.com

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