Qwen3.8 Flash

Qwen3.8 Flash is Alibaba's multimodal reasoning model for coding assistance, tool use, and visual understanding.

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input · usd / 1m tok

$0.15

output · usd / 1m tok

$0.47

context window

1mtokens

modalities · in → out

pricing

base api ratesusd per 1m tokens

input: $0.15
output: $0.47
cache read: $0.016
cache write · default ttl: $0.20

providers

Qwen hosts Qwen3.8 Flash. Impossibl routes your request intelligently and handles failover automatically when a provider is down.

Qwen

specifications

takes text and image in, gives text outqwen/qwen3.8-flash

creatorQwen
model typeText generation
context window1,000,000 tokens
maximum outputnot published
input
takes text and image in, gives text out
outputtext
tool callingnot verified
endpoint/v1/chat/completions

unknown means the public catalog does not establish that fact. a model's documented capabilities can differ from what a particular api supports. see the model documentation for integration details.

try it · your prompt, this model, live

# responses API
import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["IMPOSSIBL_API_KEY"],
    base_url="https://api.impossibl.com/v1",
)

resp = client.responses.create(
    model="qwen/qwen3.8-flash",
    input="▌",
)
print(resp.output_text)

edit the prompt, then run

# responses API
import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["IMPOSSIBL_API_KEY"],
    base_url="https://api.impossibl.com/v1",
)

resp = client.responses.create(
    model="qwen/qwen3.8-flash",
    input="▌",
)
print(resp.output_text)

edit the prompt, then run

benchmarks

benchmark results are not available for this model yet.

compare Qwen3.8 Flash with other models

frontier labs and open weights, best-ranked firstusd / 1m tok · in / out

anthropic/claude-fable-5-1$10.00 / $50.00compare →
openai/gpt-6-astra$10.00 / $50.00compare →
meta/muse-spark-1.3$1.25 / $4.25compare →
zai/glm-5.3$1.40 / $4.40compare →

impossibl models --all →

frequently asked questions

What is Qwen3.8 Flash?

Qwen3.8 Flash is Alibaba's multimodal reasoning model for coding assistance, tool use, and visual understanding. It works with text and images to analyze documents, code, and charts while offering a switch for reasoning.

How much does Qwen3.8 Flash cost?

Qwen3.8 Flash costs $0.15 per million input tokens and $0.47 per million output tokens through the Impossibl API. Cache reads cost $0.016 per million tokens; cache writes cost $0.20 per million tokens. All rates are in USD.

view the pricing table ↑

What is the context length of Qwen3.8 Flash?

Qwen3.8 Flash has a 1,000,000-token context window through the Impossibl API.

What inputs and outputs does Qwen3.8 Flash support?

Qwen3.8 Flash accepts text and image as input. Qwen3.8 Flash returns text.

How do I use Qwen3.8 Flash through an API?

Qwen3.8 Flash is available through the Impossibl API. Use qwen/qwen3.8-flash as the model identifier with /v1/chat/completions. The quickstart explains how to create an API key and send your first request.

follow the api quickstart →

this page describes Qwen3.8 Flash as listed by the impossibl public api. prices and availability come from that catalog, refreshed here every five minutes. this is an impossibl offering, not a comparison of independent hosting-provider quotes. model descriptions and release dates, where available, use the creator sources linked under the answers above.

view the source catalog ↗model as markdown ↗report a correction →