Lumen Stealth API
About
Build advanced reasoning agents with Lumen Stealth, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.05/1M input and Free/1M output tokens. Access Lumen Stealth via the NanoGPT API with up to 100K output tokens.
Capabilities
Input Modalities
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Output Modalities
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Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Supported
Limits
Context Window
200K
Tokens
Input Limit
200K
Tokens
Max Output
100K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.05
Output
Free
Frequently Asked Questions
Lumen Stealth by NanoGPT costs $0.05 per 1M input tokens and Free per 1M output tokens.
Model Details
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
NANO_GPT_API_KEY
API Base URL
https://nano-gpt.com/api/v1