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OpenRouter

DeepSeek V3 Base (free) API

OpenRouter
About

Process massive datasets with DeepSeek V3 Base (free), featuring an expansive 164K context window for long-document analysis. This model delivers available completely free of charge, open weights architecture. Access DeepSeek V3 Base (free) via the OpenRouter API with up to 164K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
No
Structured Output
No
Tool Use
No
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
164K

Tokens

Input Limit
164K

Tokens

Max Output
164K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

DeepSeek V3 Base (free) by OpenRouter costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
deepseek/deepseek-v3-base:free
Provider
OpenRouter
Family
deepseek
Release Date
Mar 29, 2025
Knowledge Cutoff
Mar 1, 2025
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1
Documentation