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Weights & Biases

DeepSeek V3.1 API

Weights & Biases
About

Process massive datasets with DeepSeek V3.1, featuring an expansive 161K context window for long-document analysis. This model delivers cost-effective pricing at $0.55/1M input and $1.65/1M output tokens, native tool calling support, open weights architecture. Access DeepSeek V3.1 via the Weights & Biases API with up to 161K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
161K

Tokens

Input Limit
161K

Tokens

Max Output
161K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.55
Output
$1.65
Frequently Asked Questions

DeepSeek V3.1 by Weights & Biases costs $0.55 per 1M input tokens and $1.65 per 1M output tokens.

Model Details
ID
deepseek-ai/DeepSeek-V3.1
Provider
Weights & Biases
Family
deepseek
Release Date
Aug 21, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
WANDB_API_KEY
API Base URL
https://api.inference.wandb.ai/v1
Documentation