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Pro/deepseek-ai/DeepSeek-V3.1-Terminus

DeepSeek · deepseek-v3-1-terminus

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Flagship DeepSeek model for coding, reasoning, and agentic work

Specification

most-agreed values

Context
164K
Max output
164K
Released
2025-09-29
Knowledge cutoff
2025-09
Retires
—
Open weights
yes
Input
text
Output
text

Price

US dollars per million tokens · most-agreed

Input
$0.5978
Output
$1.7934
Cache read
$0.0598

Available from 14 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
nano-gpt · deepseek-ai$0.25$0.70$0.125—128K66K—
nano-gpt · thinking$0.25$0.70$0.125—128K66K—
abacus · deepseek-ai$0.27$1.00——128K8K—
alibaba-cn · siliconflow$0.27$1.00——164K66K—
deepinfra$0.27$1.00$0.216—164K164K—
helicone$0.27$1.00$0.216—128K16K—
kilo$0.27$1.00——164K147K—
novita$0.27$1.00$0.135—131K33K—
openrouter$0.27$1.00——164K147K—
siliconflow · deepseek-ai$0.27$1.00——164K164K—
fireworks_ai$0.56$1.68——128K8K—
qiniu-ai$0.5797$1.7391——128K32K—
siliconflow-cn · deepseek-ai$0.5978$1.7934$0.0598—164K164K—
siliconflow-cn · pro$0.5978$1.7934$0.0598—164K164K—

Price history

append-only observations · a listing writes a row only when its price moves

DateHostField$/M
2026-09-02openrouterCache read$0.135
2026-09-06openrouterCache read$0.135
2026-10-03openrouterCache read$0.135
2026-09-02kiloInput$0.27
2026-09-29kiloInput$0.30
2026-10-03kiloInput$0.27
2026-09-02openrouterInput$0.27
2026-09-06openrouterInput$0.27
2026-09-29openrouterInput$0.30
2026-10-01openrouterInput$0.30
2026-10-03openrouterInput$0.27
2026-10-10openrouterInput$0.27
2026-09-02siliconflow-cn · deepseek-aiInput$0.27
2026-10-22siliconflow-cn · deepseek-aiInput$0.5978
2026-09-02siliconflow-cn · proInput$0.27
2026-10-22siliconflow-cn · proInput$0.5978
2026-09-02openrouterOutput$1.00
2026-09-06openrouterOutput$1.00
2026-10-10openrouterOutput$1.00
2026-09-02siliconflow-cn · deepseek-aiOutput$1.00
2026-10-22siliconflow-cn · deepseek-aiOutput$1.7934
2026-09-02siliconflow-cn · proOutput$1.00
2026-10-22siliconflow-cn · proOutput$1.7934

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