Free Qwen API access: what is actually free.

Quick answer: three real routes, three different catches.

The decision usually reduces to region and target model. If you can activate Model Studio in Singapore and 2 million total tokens covers your experiment, Alibaba's quota is genuinely free and officially documented, and it is the right first answer. If you need sustained access, a different region, or the same key to also cover non-Qwen models for comparison, the routes below are the practical ones.

• Alibaba Model Studio's official quota: new accounts receive 1 million input tokens plus 1 million output tokens free, valid for 90 days after activation, per Alibaba Cloud's own documentation. The catches: it applies in the International (Singapore) region only, it is one combined pool shared across models and across your account's RAM users, and when it is gone you must complete account details to continue at all.
• Self-hosting: Alibaba publishes open weights for much of the Qwen line, including the 3.6-generation open models. The catch: the flagship qwen3.7-max is proprietary with no weights, so the strongest model in the family is API-only everywhere.
• APIsRouter free starting credit: a starting credit with no card required, spendable on qwen3.7-max, qwen3.7-plus, and qwen3.6-plus plus the DeepSeek, Claude, and GPT ids in the same catalog. The catch is the honest one: a starting credit, not an unlimited tier; after it, pay-as-you-go.

What Alibaba offers for free, officially and precisely.

Alibaba Cloud's Model Studio documentation, checked July 2026, states the quota plainly: activating Model Studio on a new account in the International (Singapore) region grants 1 million input tokens and 1 million output tokens at no charge, valid for 90 days from activation. The pool is combined across most Qwen models rather than per-model, so a burst of testing on qwen3.7-max draws down the same allowance as volume work on lower-priced tiers. The boundaries worth knowing before you build on it. Regional: the US (Virginia) and Chinese Mainland regions include no free quota, so where your account activates decides whether the offer exists for you at all. Shared: an Alibaba Cloud account and its RAM sub-users draw from a single quota, which surprises teams. Terminal: when the quota exhausts, invocation stops until you complete account information and move to pay-as-you-go, so a demo wired to the free quota has a hard expiry. Within those lines it is a real, official free tier on current models, and 2 million tokens is enough for a serious evaluation if you spend it deliberately.

What APIsRouter offers: a free start on the real 3.7 family.

The free route here is deliberately simple: a starting credit, no card required, spendable on any catalog id, including qwen3.7-max, qwen3.7-plus, and qwen3.6-plus at their full 1M-token context. There is no separate free-model list and no degraded endpoint; the credit meters the same models at the same catalog rates as paid traffic. When it runs out, access continues as pay-as-you-go top-ups with no subscription, and an idle month costs nothing. Two things distinguish it from the official quota rather than replace it. No regional gate: the credit does not depend on which cloud region your account can activate in. And cross-family coverage: the same key that runs the Qwen A/B also runs the DeepSeek, GLM, Kimi, Claude, and GPT ids you would compare against, which matters because "is Qwen right for this workload" is usually the real question behind a free-API search. To be precise about what this is not: unlimited free Qwen does not exist anywhere, because someone pays for the GPUs. What a starting credit buys is a real evaluation on real ids with per-request token counts in the usage log, before any money moves.

curl https://api.apisrouter.com/v1/chat/completions \
  -H "Authorization: Bearer $APISROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen3.7-plus",
    "messages": [{"role": "user", "content": "Three edge cases for a date parser, as JSON."}]
  }'

The self-hosting route: open weights below the flagship.

Alibaba has kept much of the Qwen line open: the 3.6 generation shipped open-weight models at multiple sizes in April 2026, continuing the family's pattern of permissively licensed releases. For teams with GPUs, the smaller open Qwen models are among the most practical self-host options of 2026, and they cost nothing per token. The catch is at the top of the range. Qwen3.7-Max, the flagship this page's searches usually mean, is proprietary: announced at the May 2026 Cloud Summit as an API model, with no published weights. Self-hosting gets you the open siblings, not the flagship, so the quality ceiling of the free-forever route sits below the ceiling of the metered routes. The middle path mirrors every family on this site: an open Qwen model self-hosted for private or bulk traffic, and the hosted 3.7 ids for the requests that need current flagship quality.

Pay-as-you-go · transparent per-model pricing

Selected models are priced below official list prices. Exact input, output, cache, and per-request prices are shown for each model.

When free stops being the right answer.

Free routes fail on schedule here more than anywhere: Alibaba's quota has a literal 90-day clock and a hard stop at exhaustion, so a prototype that quietly became a product hits a wall on a date you can predict. The signal to move is the first time a limit costs more time than the metered price would have cost money. Qwen pricing makes the move a low bar. qwen3.7-plus is one of the lowest-priced current-generation ids in this catalog, and typical chat turns on it cost a small fraction of a cent, so workloads that outgrow the free quota usually land at single-digit dollars per month. The pricing table above has the exact per-million rates. Because the starting credit and paid traffic share one endpoint and one key, outgrowing free involves no migration: the same base URL, the same model strings, and a balance that tops up instead of a quota that expires.

Which free route fits which situation.

• A time-boxed evaluation, and your account can activate in Singapore: Alibaba's official 90-day quota. Genuinely free, officially documented, hard expiry.
• Evaluating the current 3.7 family against other vendors' models: the starting credit here, because one key runs the whole comparison.
• Teams with GPUs and workloads the open models can carry: self-hosted open-weight Qwen, accepting the ceiling below the proprietary flagship.
• Production traffic of any size: metered pay-as-you-go. The official quota stops invocation at exhaustion by design, and no free mechanism is built to carry production.
• Vision and video workloads: verify the serving path first on any route, since Plus's multimodal capability is an upstream property and catalog entries here serve text chat completions.

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