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Technical specifications

Qwen3.8 Flash Next technical specifications

Everything a buyer needs to know about Qwen3.8 Flash Next: what it is, what it accepts and returns, the limits you will meet and what a contract costs.

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Specifications

Model Qwen3.8 Flash Next
Model id to use quality
Maker Qwen
Licence Qwen Community License
Parameters 125B with 6B active per token, plus 51B n-gram embedding (maker's figures)
Architecture Hybrid Mixture-of-Experts, 48 layers, 512 experts with 10 routed plus 1 shared active
Context window 262,144 tokens
Maximum input 245,760 tokens
Maximum output 16,384 tokens (hidden reasoning counts as output tokens)
Memory the model usesHow much memory the model needs while it runs, in GiB. It is the figure the contract is checked against, so the capacity you rent matches this page. About 95 GiB
Requests at the same time in a contract 4
Input and output Text in, text out (images and video are not accepted)
Reasoning On (fixed, not returned)
Streaming Required
Tool calling Not offered
JSON mode Not offered
Non-streamed requests End after 50 seconds
Languages Not stated by the maker

Prices

Per token

Input, per 1M tokensWhat one million tokens you send cost. A token is a short piece of a word; the usage counts in each response show how many your call used.
$0.15
Output, per 1M tokens
Output price not set yet. Qwen3.8 Flash Next opens for per-token use when it is.

Prepaid credit from $5. Credit expires 12 months after purchase. No automatic top-up: when credit runs out, calls stop with a clear error.Prepaid credit stops being usable this long after the purchase. Credit from the oldest purchase is used first.

Contract

Available now

Uses the one shared contract

Price per hourThe price per hour of exclusive use. The term price beside it is this price times the hours of one term, paid in advance.
$0.60
Price for the term
$432.00 for a 30-day term (720 hours), prepaid
Wait-list deposit (10%)Ten percent of the term price, paid to join the wait list. You can leave and get it back until the contract you asked for becomes available; then it counts toward the price and the rest is due at once.
$43.20
Price of each automatic renewal (10% off)If you turn it on for a contract, the next term is charged to your saved card shortly before the current one ends, at 10% less than the usual price. You can turn it off at any time before a charge.
$388.80
Request this contract

Request and sign your contract now. We e-mail your secure payment link the moment checkout opens, and the contract goes to the first request that is paid.

Qwen3.8 Flash Next

What a contract grants

What a contract grants

  • Exclusive use of the model you choose, at the specifications listed for it, for the whole term.
  • It will take up to 24 hours to validate the contract and enable exclusive access. Your term starts when the model is ready for you.
  • Any downtime extends your API access cutoff date by the time lost.
  • Only you, the original purchaser, can renew, at any time before the cutoff. Turn on automatic renewal and each renewal is 10% off.
  • Payment in full comes before API access.
  • No contract free? Join the wait list with a 10% deposit. It is refundable until the contract you asked for becomes available; then it is no longer refundable and the rest is due at once.
  • You can pay with your prepaid credit, in full or in part.

Validation takes up to 24 hours.Every contract request is checked by a person before exclusive access is enabled. Your card is authorized when you request and charged only when the model is ready; the term starts then. It will take up to 24 hours to validate the contract and enable exclusive access. Your term starts when the model is ready for you.

See also the specifications of Laguna.