Qwen3.5 397B A17B vs o3

At a Glance

Compare
o3OpenAI
Pricing and Limits
Input priceFrom · USD / 1M tokens$0.45Deepinfra · Sep 22, 2026$1.00Openrouter · Sep 3, 2026
Output priceFrom · USD / 1M tokens$3.00Deepinfra · Sep 22, 2026$4.00Openrouter · Sep 3, 2026
Context windowMaximum documented tokens262K200K
Model facts checkedAug 28, 2026View model evidence →Sep 3, 2026View model evidence →

Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →

Available Benchmarks

All benchmark results →
No Protocol-Matched Benchmark Yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.

Side-by-Side Facts

FieldQwen3.5-397B-A17Bo3
DeveloperQwenOpenAI
FamilyQwen3 5 397b A17bO3
ModelQwen3.5-397B-A17Bo3
VersionQwen3.5-397B-A17Bo3
Lifecycleactiveactive
Released2026-02-152025-04-16
Knowledge cutoffUnknown2024-06-01
Input modalitiesText, ImageText, Image
Output modalitiesTextText
Context window262K200K
Total parameters403.4BUnknown
Active parameters17BUnknown
Licenseapache-2.0Unknown
Open weightsYesNo
API availableYesYes
Self-hostableYesNo
Provider accessDeepinfra (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Standard)Openai (Standard), Openrouter (Standard)
Capabilitieschat, generation, reasoning, toolschat, generation, reasoning, structured_outputs, tools

Qwen3.5 397B A17B Capabilities

chatgenerationreasoningtools
Serving providers4
Canonical IDQwen/Qwen3.5-397B-A17B

o3 Capabilities

chatgenerationreasoningstructured outputstools
Serving providers2
Canonical IDopenai/o3

Primary Evidence

Sources and Freshness

Questions

Qwen3.5 397B A17B vs o3 FAQs

Is Qwen3.5 397B A17B or o3 better for coding?+

This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3.5 397B A17B and o3, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.

Which is cheaper, Qwen3.5 397B A17B or o3?+

Qwen3.5 397B A17B is $0.45 and o3 is $1.00 per million tokens, so Qwen3.5 397B A17B is cheaper on this metric. Qwen3.5 397B A17B is $3.00 and o3 is $4.00 per million tokens, so Qwen3.5 397B A17B is cheaper on this metric.

Which has a larger context window, Qwen3.5 397B A17B or o3?+

Qwen3.5 397B A17B has the larger sourced context window. Qwen3.5 397B A17B supports 262K and o3 supports 200K.

Which performs better in benchmarks, Qwen3.5 397B A17B or o3?+

There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.

Can Qwen3.5 397B A17B or o3 be self-hosted?+

Qwen3.5 397B A17B is the only model in this pair currently marked as self-hostable. Qwen3.5 397B A17B is open weight; o3 is not marked open weight.

Can Qwen3.5 397B A17B and o3 understand images?+

Qwen3.5 397B A17B is documented with image input; o3 is documented with image input. This reflects supported input modalities, not vision quality.

Which can generate longer answers, Qwen3.5 397B A17B or o3?+

Neither has a larger sourced maximum output. Qwen3.5 397B A17B is — and o3 is 100K.

Do Qwen3.5 397B A17B and o3 support reasoning and tool use?+

Qwen3.5 397B A17B: reasoning, tool calling, and image input. o3: reasoning, tool calling, and image input. Feature support does not establish relative quality.

Which is available from more inference providers, Qwen3.5 397B A17B or o3?+

Qwen3.5 397B A17B has 4 sourced provider routes; o3 has 2, so Qwen3.5 397B A17B has broader tracked availability.

Which offers better value, Qwen3.5 397B A17B or o3?+

There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.

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