Models / Qwen 3.5 FlashID: dashscope/qwen3.5-flash
chat model by Qwen

Qwen 3.5 Flash

Qwen3.5-Flash is a high-speed, cost-efficient language model from Alibaba Cloud supporting a 1M-token context window, native thinking modes, structured outputs, and function calling for high-throughput applications.

PlaygroundQuick Start
Maker

Qwen

Served On

Alibaba US

Specifications

Context window, ranked against other chat models

Proportional scale: 0 to 1M tokens. Not ranked, no published context window: glm-5.3-prime, qwen3-235b-a22b-2507, qwen3.7-max-2026-05-17, llama4-maverick-17b-instruct.

Context window

—

Max output

—

Modality

chat

Vision
Function calling
System prompt

Benchmarks & Performance Rankings

Empirical intelligence benchmarks and category leaderboard placements for Qwen 3.5 Flash.

Compare in BenchmarksLeaderboard
Leaderboard Placements
#157
textScore: 0%
Recommended by nRouter Smart Routing: . Key operational strength: .

Benchmarks

LMSYS Chatbot Arena (text)Rank #157 · Score 1397
Source: huggingface.co · Leaderboard: 2026-10-152026-10-15

Pricing

Rates are read live

Pricing for qwen3.5-flash is fetched from the live catalogue on load, so it is never served from a cache that could outlive a repricing.

Availability

Not enough data yet

We have not collected enough health probes for this model to publish an uptime or latency figure. A percentage from a handful of samples is fabricated precision, so none is shown until the sample count supports one.

How Qwen 3.5 Flash is billed

Billed at the provider's list price, with no per-token markup.

Exact list price
Tokens settle at the published rate of the model that served your call.
Cache discounts passed through
Provider prompt-caching discounts reach your balance with no added fee.
Cost on every response
Each response carries the x-nr-request-cost header, so you can reconcile spend per request.

More from Qwen

qwen-plus-latestqwen3-235b-a22b-2507qwen3.7-max-2026-05-17qwen-plus-2025-01-25

Start building with qwen3.5-flash

One API key, three steps. Choose your tool to begin.

  1. Get a key

    Create API key

  2. Set your API key

    export NROUTER_API_KEY="<YOUR_API_KEY>"

  3. Configure Claude Code

    Choose a tool, then copy its setup from the panel.

npm install -g @anthropic-ai/claude-code
Claude Code · dashscope/qwen3.5-flash
# Point Claude Code to nRouter gateway
export ANTHROPIC_BASE_URL="https://api.nrouter.ai"
export ANTHROPIC_API_KEY="$NROUTER_API_KEY"

# Launch with dashscope/qwen3.5-flash
claude --model dashscope/qwen3.5-flash

Frequently asked questions

What is Qwen 3.5 Flash?

Qwen3.5-Flash is a high-speed, cost-efficient language model from Alibaba Cloud supporting a 1M-token context window, native thinking modes, structured outputs, and function calling for high-throughput applications.

How much does Qwen 3.5 Flash cost?

Qwen 3.5 Flash is billed at the provider's list price on nRouter with no per-token markup — tokens settle at the exact upstream rate. Input and output rates are read live, so see the pricing section above for the current figures.

Does Qwen 3.5 Flash support tool calling and structured outputs?

Yes. Qwen 3.5 Flash supports tool calling (function calling), so it can invoke external tools and APIs during a conversation.

What inputs and outputs does Qwen 3.5 Flash support?

Qwen 3.5 Flash takes text as input and returns text as output.

How do I use Qwen 3.5 Flash via nRouter?

Use any OpenAI-compatible client: point it at https://api.nrouter.ai/v1 with your nRouter API key and set the model to "dashscope/qwen3.5-flash". The quick-start panel above has a copy-paste curl command for this model.

When was Qwen 3.5 Flash released?

Qwen 3.5 Flash was released on February 23, 2026.

Where is the Qwen 3.5 Flash documentation?

Start at nrouter.ai/docs. The quick-start guide (nrouter.ai/docs/getting-started/quick-start) covers API keys and your first request, and the API reference (nrouter.ai/docs/api-reference) lists every parameter.

What other text models does Qwen have?

Other Qwen text models on nRouter include Qwen Plus Latest (nrouter.ai/models/qwen-plus-latest), Qwen 3.235B A 22B 2507 (nrouter.ai/models/qwen3-235b-a22b-2507), Qwen 3.7 Max (nrouter.ai/models/qwen3.7-max-2026-05-17), Qwen Plus (nrouter.ai/models/qwen-plus-2025-01-25).

Pricing is live — see above for current rates.