gpt-oss-20b vs Grok 4.7
At a Glance
| Compare |  gpt-oss-20bOpenAI | Grok 4.7xAI |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.018Openrouter ↗ · Sep 23, 2026 | $2.00Xai ↗ · Sep 22, 2026 |
| Output priceFrom · USD / 1M tokens | $0.090Openrouter ↗ · Sep 23, 2026 | $6.00Xai ↗ · Sep 22, 2026 |
| Context windowMaximum documented tokens | 131K | 500K |
| Model facts checked | Aug 28, 2026View model evidence → | Sep 22, 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 | gpt-oss-20b | Grok 4.7 |
|---|---|---|
| Developer | OpenAI | xAI |
| Family | Gpt Oss | Grok 4 |
| Model | gpt-oss-20b | Grok 4.7 |
| Version | gpt-oss-20b | Grok 4.7 |
| Lifecycle | active | active |
| Released | Unknown | 2026-09-21 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
| Context window | 131K | 500K |
| Total parameters | 20.9B | Unknown |
| Active parameters | 3.6B | Unknown |
| License | apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Deepinfra (Standard), Groq (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Serverless, Standard) | Xai (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning, tools |
gpt-oss-20b Capabilities
Grok 4.7 Capabilities
Related Comparisons
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|---|---|---|---|
gpt-oss-20bOpenAI | vs | Grok 4.6xAI | cross-developer peerstext |
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 Gemini 3.1 ProGoogle DeepMind | vs | gpt-oss-20bOpenAI | cross-developer peerstext |
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gpt-oss-20bOpenAI | vs |  Qwen3.8-MaxQwen | cross-developer peerstext |
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 MiniMax-M3MiniMax | vs | gpt-oss-20bOpenAI | cross-developer peerstext |
gpt-oss-20bOpenAI | vs |  GLM-5.3Z.ai | cross-developer peerstext |
gpt-oss-20bOpenAI | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | gpt-oss-20bOpenAI | cross-developer peerstext |
 Mistral Large 3Mistral AI | vs | gpt-oss-20bOpenAI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
gpt-oss-20b vs Grok 4.7 FAQs
Is gpt-oss-20b or Grok 4.7 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both gpt-oss-20b and Grok 4.7, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, gpt-oss-20b or Grok 4.7?+
gpt-oss-20b is $0.018 and Grok 4.7 is $2.00 per million tokens, so gpt-oss-20b is cheaper on this metric. gpt-oss-20b is $0.090 and Grok 4.7 is $6.00 per million tokens, so gpt-oss-20b is cheaper on this metric.
Which has a larger context window, gpt-oss-20b or Grok 4.7?+
Grok 4.7 has the larger sourced context window. gpt-oss-20b supports 131K and Grok 4.7 supports 500K.
Which performs better in benchmarks, gpt-oss-20b or Grok 4.7?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can gpt-oss-20b or Grok 4.7 be self-hosted?+
gpt-oss-20b is the only model in this pair currently marked as self-hostable. gpt-oss-20b is open weight; Grok 4.7 is not marked open weight.
Can gpt-oss-20b and Grok 4.7 understand images?+
gpt-oss-20b is not documented with image input; Grok 4.7 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, gpt-oss-20b or Grok 4.7?+
Neither has a larger sourced maximum output. gpt-oss-20b is — and Grok 4.7 is —.
Do gpt-oss-20b and Grok 4.7 support reasoning and tool use?+
gpt-oss-20b: reasoning and tool calling. Grok 4.7: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, gpt-oss-20b or Grok 4.7?+
gpt-oss-20b has 5 sourced provider routes; Grok 4.7 has 1, so gpt-oss-20b has broader tracked availability.
Which offers better value, gpt-oss-20b or Grok 4.7?+
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.