Granite 4.2 30B vs gpt-oss-20b
At a Glance
| Compare |  gpt-oss-20bOpenAI | |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v4.4 | #43 of 570.0 score · 1/3 sources · single-source provisional · missing LiveBench, ARC-AGI-2 · full-core range 0.0–66.7 | #43 of 570.0 score · 1/3 sources · single-source provisional · missing LiveBench, ARC-AGI-2 · full-core range 0.0–66.7 |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.16Deepinfra ↗ · Oct 11, 2026 | $0.018Openrouter ↗ · Oct 19, 2026 |
| Output priceFrom · USD / 1M tokens | $0.65Deepinfra ↗ · Oct 11, 2026 | $0.090Openrouter ↗ · Oct 19, 2026 |
| Context windowMaximum documented tokens | 131K | 131K |
| Model facts checked | Sep 2, 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 | Granite 4.2 30B | gpt-oss-20b |
|---|---|---|
| LMArena Text Arenatext-2026-10-15-0ebb411abf00 · arena_rating · leader | 1,361.41100% of row best · rating · granite-4.2-30b; 95% CI [1350.97772869, 1371.83470317]; votes 3401; rank 196 | 1,287.4395% of row best · rating · gpt-oss-20b; 95% CI [1281.03637900, 1293.81371199]; votes 10419; rank 260 |
| Overall ResultCounted from the protocol-matched rows above | 1 benchmark winNo overall winner | 0 benchmark winsNo 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 | Granite 4.2 30B | gpt-oss-20b |
|---|---|---|
| Developer | IBM | OpenAI |
| Family | Granite 4 2 | Gpt Oss |
| Model | Granite 4.2 30B | gpt-oss-20b |
| Version | Granite 4.2 30B | gpt-oss-20b |
| Lifecycle | active | active |
| Released | 2026-08-25 | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 131K | 131K |
| Total parameters | 29.3B | 20.9B |
| Active parameters | Unknown | 3.6B |
| License | apache-2.0 | apache-2.0 |
| Open weights | Yes | Yes |
| API available | Yes | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Deepinfra (Standard) | Deepinfra (Standard), Groq (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Serverless, Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, reasoning, tools |
Granite 4.2 30B Capabilities
gpt-oss-20b Capabilities
Related Comparisons
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|---|---|---|---|
| vs | cross-developer peerstext | ||
 Qwen3.8-27BQwen | vs | cross-developer peerstext | |
| vs | cross-developer peerstext | ||
 Command A ReasoningCohere | vs | cross-developer peerstext | |
Command A TranslateCohere | vs | cross-developer peerstext | |
| vs | family variantstext | ||
| vs | family variantstext | ||
| vs | family variantstext | ||
| vs | family variantstext | ||
| vs |  Muse Glimmer 30BMeta | cross-developer peerstext | |
| vs | gpt-oss-120bOpenAI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Granite 4.2 30B vs gpt-oss-20b FAQs
Is Granite 4.2 30B or gpt-oss-20b better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Granite 4.2 30B and gpt-oss-20b, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Granite 4.2 30B or gpt-oss-20b?+
Granite 4.2 30B is $0.16 and gpt-oss-20b is $0.018 per million tokens, so gpt-oss-20b is cheaper on this metric. Granite 4.2 30B is $0.65 and gpt-oss-20b is $0.090 per million tokens, so gpt-oss-20b is cheaper on this metric.
Which has a larger context window, Granite 4.2 30B or gpt-oss-20b?+
Both models have the same sourced context window: 131,072 tokens each.
Which performs better in benchmarks, Granite 4.2 30B 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 Granite 4.2 30B or gpt-oss-20b be self-hosted?+
Both models have the same sourced self-hosting status: supported. Granite 4.2 30B is open weight; gpt-oss-20b is open weight.
Can Granite 4.2 30B and gpt-oss-20b understand images?+
Granite 4.2 30B is not 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, Granite 4.2 30B or gpt-oss-20b?+
Neither model has a sourced maximum output in this comparison, so a larger limit cannot be determined.
Do Granite 4.2 30B and gpt-oss-20b support reasoning and tool use?+
Granite 4.2 30B: reasoning and tool calling. gpt-oss-20b: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Granite 4.2 30B or gpt-oss-20b?+
Granite 4.2 30B has 1 sourced provider route; gpt-oss-20b has 5, so gpt-oss-20b has broader tracked availability.
Which offers better value, Granite 4.2 30B 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.