qwen3.5-2b

by Alibaba (Qwen)Chatunverified match

Qwen3.5-2B is a compact yet capable model from Alibaba's Qwen3.5 series. It features a 262K token context window, support for 201 languages, thinking/reasoning mode, and tool calling for agentic workflows. A strong choice for prototyping, fine-tuning, and efficient multilingual deployments.

Context
262K tokens
Max output
262,144 tokens
Parameters
2.3B total
Released
2025-11-01
Weights
Open
Licence
apache-2.0

Weights on Hugging Face

alibaba/qwen3-5-2b

Specifications

Full facts as recorded, incl. what is unknown.

Released
2025-11-01
Weights
Opennot gated
License
apache-2.0
Input
Text, Image
Output
Text
Context window
262,144 max across endpoints
Max output
262,144
Providers
1 + 1 gateway, not counted as providers
Epoch Capabilities Index
not evaluated
Direct price range
$0.02 in at Requesty, via gateway, fees not verified
More details
Last updated
2026-03-10
Knowledge cutoff
Weights link
Hugging Face · Qwen/Qwen3.5-2B
Parameters
2.3B total
Base model
Qwen/Qwen3.5-2B-Base
Developer country
China

Capabilities

Across all endpoints: supported if any endpoint supports it.

  • Tool calling
  • Parallel toolsunknown
  • Structured output
  • Reasoning
  • Image input
  • PDF input
  • Audio input
  • Audio outputunknown
  • Video input
  • Prompt cachingunknown
  • Web searchunknown
  • Computer useunknown
  • System messagesunknown
  • Assistant prefillunknown
  • Temperature
  • Streamingunknown
  • Attachments

Endpoints

One row per provider and variant; gateways are listed separately.

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Cost calculator

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Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).

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Qwen 3.8 27B Kimiko2026-10-05262K$0.10 via NanoGPT
Qwen 3.8 27B Synthia2026-10-05262K$0.10 via NanoGPT
Qwen 3.8 27B Antislop2026-10-05262K$0.10 via NanoGPT
Qwen 3.8 27B DarkIdol2026-10-05262K$0.10 via NanoGPT
Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model