Olmo 3.1 32B Instruct vs gpt-oss-120b
At a Glance
| Compare |  gpt-oss-120bOpenAI | |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | Not reported | $0.037Deepinfra ↗ · Sep 23, 2026 |
| Output priceFrom · USD / 1M tokens | Not reported | $0.17Deepinfra ↗ · Sep 23, 2026 |
| Context windowMaximum documented tokens | 66K | 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
| Benchmark | Olmo-3.1-32B-Instruct | gpt-oss-120b |
|---|---|---|
| LMArena Text Arenatext-2026-09-13-d25aabda0010 · arena_rating · leader | 1,311.8396% of row best · rating · olmo-3.1-32b-instruct; 95% CI [1305.66595265, 1318.00150818]; votes 11452; rank 227 | 1,365.87100% of row best · rating · gpt-oss-120b; 95% CI [1361.49487468, 1370.23719284]; votes 29955; rank 176 |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark winsNo overall winner | 1 benchmark winNo overall winner |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Side-by-Side Facts
| Field | Olmo-3.1-32B-Instruct | gpt-oss-120b |
|---|---|---|
| Developer | Ai2 | OpenAI |
| Family | Olmo 3 1 32b Instruct | Gpt Oss 120b |
| Model | Olmo-3.1-32B-Instruct | gpt-oss-120b |
| Version | Olmo-3.1-32B-Instruct | gpt-oss-120b |
| Lifecycle | active | active |
| Released | Unknown | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 66K | 131K |
| Total parameters | 32.2B | 116.8B |
| Active parameters | Unknown | 5.1B |
| License | apache-2.0 | apache-2.0 |
| Open weights | Yes | Yes |
| API available | Unknown | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Unknown | Cerebras (Standard), Deepinfra (Standard), Fireworks Ai (Serverless, Standard), Groq (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Serverless, Standard) |
| Capabilities | chat, generation, tools | chat, generation, reasoning, tools |
Olmo 3.1 32B Instruct Capabilities
gpt-oss-120b Capabilities
Related Comparisons
All text comparisons →| A | Pair | B | Context |
|---|---|---|---|
| vs | GPT-6 AstraOpenAI | cross-developer peerstext | |
| vs | Claude Fable 5.1Anthropic | cross-developer peerstext | |
| vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext | |
| vs |  DeepSeek-V4.1-FlashDeepSeek | cross-developer peerstext | |
| vs | Grok 4.6xAI | cross-developer peerstext | |
| vs |  Qwen3.8-MaxQwen | cross-developer peerstext | |
| vs |  Kimi-K3Moonshot AI | cross-developer peerstext | |
 MiniMax-M3MiniMax | vs | cross-developer peerstext | |
| vs |  GLM-5.3Z.ai | cross-developer peerstext | |
| vs |  Hy4 previewTencent | cross-developer peerstext | |
| vs | Seed 2.1 ProByteDance Seed | cross-developer peerstext | |
| vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Olmo 3.1 32B Instruct vs gpt-oss-120b FAQs
Is Olmo 3.1 32B Instruct or gpt-oss-120b better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Olmo 3.1 32B Instruct and gpt-oss-120b, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Olmo 3.1 32B Instruct or gpt-oss-120b?+
Only gpt-oss-120b has a directly sourced input price: $0.037 per million tokens. Only gpt-oss-120b has a directly sourced output price: $0.17 per million tokens.
Which has a larger context window, Olmo 3.1 32B Instruct or gpt-oss-120b?+
gpt-oss-120b has the larger sourced context window. Olmo 3.1 32B Instruct supports 66K and gpt-oss-120b supports 131K.
Which performs better in benchmarks, Olmo 3.1 32B Instruct or gpt-oss-120b?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Olmo 3.1 32B Instruct or gpt-oss-120b be self-hosted?+
Both models have the same recorded self-hosting status: supported. Olmo 3.1 32B Instruct is open weight; gpt-oss-120b is open weight.
Can Olmo 3.1 32B Instruct and gpt-oss-120b understand images?+
Olmo 3.1 32B Instruct is not documented with image input; gpt-oss-120b is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Olmo 3.1 32B Instruct or gpt-oss-120b?+
Neither has a larger sourced maximum output. Olmo 3.1 32B Instruct is 33K and gpt-oss-120b is —.
Do Olmo 3.1 32B Instruct and gpt-oss-120b support reasoning and tool use?+
Olmo 3.1 32B Instruct: tool calling. gpt-oss-120b: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Olmo 3.1 32B Instruct or gpt-oss-120b?+
Olmo 3.1 32B Instruct has 0 sourced provider routes; gpt-oss-120b has 7, so gpt-oss-120b has broader tracked availability.
Which offers better value, Olmo 3.1 32B Instruct or gpt-oss-120b?+
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.