Qwen3.5 35B A3B Base vs gpt-oss-20b
At a Glance
| Compare |  gpt-oss-20bOpenAI | |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | Not reported | $0.030Deepinfra ↗ · Sep 21, 2026 |
| Output priceFrom · USD / 1M tokens | Not reported | $0.13Openrouter ↗ · Sep 22, 2026 |
| Context windowMaximum documented tokens | 262K | 131K |
| Model facts checked | Aug 28, 2026View model evidence → | Aug 28, 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
Side-by-Side Facts
| Field | Qwen3.5-35B-A3B-Base | gpt-oss-20b |
|---|---|---|
| Developer | Qwen | OpenAI |
| Family | Qwen3 5 35b A3b Base | Gpt Oss |
| Model | Qwen3.5-35B-A3B-Base | gpt-oss-20b |
| Version | Qwen3.5-35B-A3B-Base | gpt-oss-20b |
| Lifecycle | active | active |
| Released | Unknown | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 262K | 131K |
| Total parameters | 36B | 20.9B |
| Active parameters | 3B | 3.6B |
| License | apache-2.0 | apache-2.0 |
| Open weights | Yes | Yes |
| API available | Unknown | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Unknown | Deepinfra (Standard), Groq (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Serverless, Standard) |
| Capabilities | chat, generation, tools | chat, generation, reasoning, tools |
Qwen3.5 35B A3B Base Capabilities
gpt-oss-20b Capabilities
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| vs |  DeepSeek-V4.1-FlashDeepSeek | cross-developer peersimage, text | |
| vs | Grok 4.6xAI | cross-developer peersimage, text | |
| vs |  Qwen3.8-MaxQwen | family variantsimage, text | |
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 MiniMax-M3MiniMax | vs | cross-developer peersimage, text | |
| vs |  GLM-5.3Z.ai | cross-developer peerstext | |
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| vs | Seed 2.1 ProByteDance Seed | cross-developer peersimage, text | |
| vs |  Mistral Large 3Mistral AI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
Qwen3.5 35B A3B Base vs gpt-oss-20b FAQs
Is Qwen3.5 35B A3B Base or gpt-oss-20b better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3.5 35B A3B Base and gpt-oss-20b, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Qwen3.5 35B A3B Base or gpt-oss-20b?+
Only gpt-oss-20b has a directly sourced input price: $0.030 per million tokens. Only gpt-oss-20b has a directly sourced output price: $0.13 per million tokens.
Which has a larger context window, Qwen3.5 35B A3B Base or gpt-oss-20b?+
Qwen3.5 35B A3B Base has the larger sourced context window. Qwen3.5 35B A3B Base supports 262K and gpt-oss-20b supports 131K.
Which performs better in benchmarks, Qwen3.5 35B A3B Base or gpt-oss-20b?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Qwen3.5 35B A3B Base or gpt-oss-20b be self-hosted?+
Both models have the same recorded self-hosting status: supported. Qwen3.5 35B A3B Base is open weight; gpt-oss-20b is open weight.
Can Qwen3.5 35B A3B Base and gpt-oss-20b understand images?+
Qwen3.5 35B A3B Base is documented with image input; gpt-oss-20b is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Qwen3.5 35B A3B Base or gpt-oss-20b?+
Neither has a larger sourced maximum output. Qwen3.5 35B A3B Base is — and gpt-oss-20b is —.
Do Qwen3.5 35B A3B Base and gpt-oss-20b support reasoning and tool use?+
Qwen3.5 35B A3B Base: tool calling and image input. gpt-oss-20b: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Qwen3.5 35B A3B Base or gpt-oss-20b?+
Qwen3.5 35B A3B Base has 0 sourced provider routes; gpt-oss-20b has 5, so gpt-oss-20b has broader tracked availability.
Which offers better value, Qwen3.5 35B A3B Base or gpt-oss-20b?+
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.