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submodel

DeepSeek V3.1 API

submodel
About

Build advanced reasoning agents with DeepSeek V3.1, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.20/1M input and $0.80/1M output tokens, native tool calling support. Access DeepSeek V3.1 via the submodel API with up to 164K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
75K

Tokens

Input Limit
75K

Tokens

Max Output
164K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.20
Output
$0.80
Frequently Asked Questions

DeepSeek V3.1 by submodel costs $0.20 per 1M input tokens and $0.80 per 1M output tokens.

Model Details
ID
deepseek-ai/DeepSeek-V3.1
Provider
submodel
Family
deepseek
Release Date
Aug 23, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
SUBMODEL_INSTAGEN_ACCESS_KEY
API Base URL
https://llm.submodel.ai/v1
Documentation