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Kilo Gateway

Qwen: Qwen3.5 Plus 2026-02-15 API

Kilo Gateway
About

Build advanced reasoning agents with Qwen: Qwen3.5 Plus 2026-02-15, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.40/1M input and $2.40/1M output tokens, native tool calling support. Access Qwen: Qwen3.5 Plus 2026-02-15 via the Kilo Gateway API with up to 64K output tokens.

Capabilities

Input Modalities

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Output Modalities

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Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Supported
Limits
Context Window
1.0M

Tokens

Input Limit
1.0M

Tokens

Max Output
64K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.40
Output
$2.40
Frequently Asked Questions

Qwen: Qwen3.5 Plus 2026-02-15 by Kilo Gateway costs $0.40 per 1M input tokens and $2.40 per 1M output tokens.

Model Details
ID
qwen/qwen3.5-plus-02-15
Provider
Kilo Gateway
Family
Release Date
Feb 15, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
KILO_API_KEY
API Base URL
https://api.kilo.ai/api/gateway
Documentation