DeepSeek Chat API
About
Process massive datasets with DeepSeek Chat, featuring an expansive 164K context window for long-document analysis. This model delivers cost-effective pricing at $0.32/1M input and $0.89/1M output tokens, native tool calling support, open weights architecture. Access DeepSeek Chat via the OpenRouter API with up to 16K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Limits
Context Window
164K
Tokens
Input Limit
164K
Tokens
Max Output
16K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.32
Output
$0.89
Frequently Asked Questions
DeepSeek Chat by OpenRouter costs $0.32 per 1M input tokens and $0.89 per 1M output tokens.
Model Details
ID
deepseek/deepseek-chat
Provider
OpenRouterFamily
deepseek
Release Date
Dec 1, 2025
Knowledge Cutoff
Sep 1, 2025
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1