Qwen: Qwen3.5-9B API
About
Build advanced reasoning agents with Qwen: Qwen3.5-9B, 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 $0.15/1M output tokens, native tool calling support, open weights architecture. Access Qwen: Qwen3.5-9B via the Kilo Gateway API with up to 33K output tokens.
Capabilities
Input Modalities
imagetextvideo
Output Modalities
text
Limits
Context Window
256K
Tokens
Input Limit
256K
Tokens
Max Output
33K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.05
Output
$0.15
Frequently Asked Questions
Qwen: Qwen3.5-9B by Kilo Gateway costs $0.05 per 1M input tokens and $0.15 per 1M output tokens.
Model Details
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
KILO_API_KEY
API Base URL
https://api.kilo.ai/api/gateway