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DeepSeek V3.1 Terminus

Ready
model path:accounts/fireworks/models/deepseek-v3p1-terminus
Deploy on demand

DeepSeek-V3.1-Terminus is an updated version of DeepSeek-V3.1 with enhanced language consistency, reduced mixed Chinese-English text, and optimized Code Agent and Search Agent performance.

DeepSeek V3.1 Terminus API Features

On-demand Deployment

Docs

On-demand deployments allow you to use DeepSeek V3.1 Terminus on dedicated GPUs with Fireworks' high-performance serving stack with high reliability and no rate limits.

Metadata

State
Ready
Created on
23 SEP, 2025
Kind
Base model
Provider
Deepseek
Huggingface
deepseek-ai/DeepSeek-V3.1-Terminus

Specifications

Calibrated
Yes
Mixture-of-Experts
Yes
Parameters
674B

Supporting Functionality

Fine-tuning
Not Supported
Serverless
Not Supported
Context Length
163k tokens
Function Calling
Supported
Embeddings
Not Supported
Rerankers
Not Supported
Supporting image input
Not Supported

DeepSeek V3.1 Terminus FAQs

DeepSeek V3.1 Terminus is an updated version of DeepSeek V3.1 developed by DeepSeek AI. This release improves language consistency (reducing mixed Chinese-English output), and enhances the performance of the Code Agent and Search Agent.