LLM Reference

Qwen3-Max vs Qwen3.5-9B

Qwen3-Max (2025) and Qwen3.5-9B (2026) are general-purpose language models from Alibaba. Qwen3-Max ships a 262k-token context window, while Qwen3.5-9B ships a 262k-token context window. On pricing, Qwen3-Max ranges from $1.20 to $3/1M input tokens by tier; Qwen3.5-9B costs $0.10/1M input tokens. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing.

Qwen3.5-9B is safer overall; choose Qwen3-Max when vision-heavy evaluation matters.

Decision scorecard

Local evidence first
SignalQwen3-MaxQwen3.5-9B
Best formultimodal apps, tool-calling agents, and provider-routed productionmultimodal apps, tool-calling agents, and provider-routed production
Decision fitCoding, RAG, and AgentsRAG, Agents, and Long context
Context window262k262k
Cheapest output$3.90/1M tokens$0.15/1M tokens
Provider routes3 tracked3 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Qwen3-Max when...
  • Local decision data tags Qwen3-Max for Coding, RAG, and Agents.
Choose Qwen3.5-9B when...
  • Qwen3.5-9B has the lower cheapest tracked output price at $0.15/1M tokens.
  • Local decision data tags Qwen3.5-9B for RAG, Agents, and Long context.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Lower estimate Qwen3.5-9B

Qwen3-Max

$1,599

Cheapest tracked route/tier: OpenRouter

Qwen3.5-9B

$118

Cheapest tracked route/tier: Together AI

Estimated monthly gap: $1,482. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Qwen3-Max -> Qwen3.5-9B
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • Qwen3.5-9B is $3.75/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
Qwen3.5-9B -> Qwen3-Max
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • Qwen3-Max is $3.75/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.

Specs

Specification
Released2025-04-282026-03-02
Context window262k262k
Parameters9B
Architecturedecoder onlydecoder only
LicenseProprietaryApache 2.0
Knowledge cutoff2025-12-

Pricing and availability

Pricing attributeQwen3-MaxQwen3.5-9B
Input price
0-32,001t
$1.20/1M tokens
0-128,001t
$2.40/1M tokens
128,001t+
$3/1M tokens
$0.10/1M tokens
Output price
0-32,001t
$6/1M tokens
0-128,001t
$12/1M tokens
128,001t+
$15/1M tokens
$0.15/1M tokens
Providers

Capabilities

CapabilityQwen3-MaxQwen3.5-9B
VisionYesYes
MultimodalYesYes
ReasoningNoNo
Function callingYesYes
Tool useYesYes
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint is close: both models cover vision, multimodal input, function calling, tool use, and structured outputs. That makes context budget, benchmark fit, and provider maturity more important than a simple checklist. If your application depends on one integration detail, verify it against the provider route you plan to use, not just the base model listing.

For cost, Qwen3-Max lists tiered pricing: 0-32,001t is $1.20/1M input and $6/1M output; 0-128,001t is $2.40/1M input and $12/1M output; 128,001t+ is $3/1M input and $15/1M output, while Qwen3.5-9B lists $0.10/1M input and $0.15/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Qwen3.5-9B lower by about $1.60 per million blended tokens. For tiered rows, this cheapest-track view can understate interactive or fast-lane spend, so compare the tier you will actually use. Availability is 3 providers versus 3, so concentration risk also matters.

Choose Qwen3-Max when vision-heavy evaluation are central to the workload. Choose Qwen3.5-9B when vision-heavy evaluation and lower input-token cost are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship.

FAQ

Which has a larger context window, Qwen3-Max or Qwen3.5-9B?

Qwen3-Max supports 262k tokens, while Qwen3.5-9B supports 262k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Which is cheaper, Qwen3-Max or Qwen3.5-9B?

Qwen3-Max lists tiered pricing: 0-32,001t is $1.20/1M input and $6/1M output; 0-128,001t is $2.40/1M input and $12/1M output; 128,001t+ is $3/1M input and $15/1M output. Qwen3.5-9B lists $0.10/1M input and $0.15/1M output tokens on the cheapest tracked provider. Compare the tier you will actually use; cheap async pricing can overstate savings for interactive workflows. Provider discounts or batch pricing can still change the final bill.

Is Qwen3-Max or Qwen3.5-9B open source?

Qwen3-Max is listed under Proprietary. Qwen3.5-9B is listed under Apache 2.0. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for vision, Qwen3-Max or Qwen3.5-9B?

Both Qwen3-Max and Qwen3.5-9B expose vision. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Which is better for multimodal input, Qwen3-Max or Qwen3.5-9B?

Both Qwen3-Max and Qwen3.5-9B expose multimodal input. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Where can I run Qwen3-Max and Qwen3.5-9B?

Qwen3-Max is available on OpenRouter, Vercel AI Gateway, and Novita AI. Qwen3.5-9B is available on Together AI, OpenRouter, and Alibaba Cloud PAI-EAS. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-05-22. Data sourced from public model cards and provider documentation.