Models/deepseek-chat-v3.1

deepseek-chat-v3.1Active · Cloud

OpenRouter · Released Aug 2025 · DeepSeek License (MIT code)

DeepSeek-V3.1 is a large hybrid reasoning model (671B parameters, 37B active) that supports both thinking and non-thinking modes via prompt templates. It extends the DeepSeek-V3 base with a two-phase long-context...

Context
164K
Max output
164K
Input
$0.20
Output
$0.80
Cached in
-
Latency
-

Capabilities

Core
Streaming
Function calling
JSON mode
Structured outputs
Multimodal
Vision
Image input
Audio
Image generation
Video
Advanced
Reasoning
Tool calling
MCP
Prompt caching
Batch API
Embeddings

Details

ProviderOpenRouter
ReleasedAug 2025
LicenseDeepSeek License (MIT code)
InputText
OutputText
Throughput-
Availability99.9%

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