gpt-oss-20b (high)
By OpenAI · released 2025-08-05 (12 months) · snapshot 2026-08-07
- Intelligence index
- 15.20
- Cost to run the AA index
- $32.7
- Price per 1M tokens (in / out)
- $0.06 / $0.19
- End-to-end time
- 17.4s
Is gpt-oss-20b (high) on the Pareto frontier, and what beats it?
Off the frontier
No. GPT-5.6 Luna (medium) is at least as smart for the same money or less.
Next step up: GPT-5.6 Luna (high), smarter but dearer.
| # | Model | Creator | Intelligence | Total cost | E2E total | Open | Released | Frontier |
|---|---|---|---|---|---|---|---|---|
| 1 | gpt-oss-20b (high) | OpenAI | 15.20 | $32.7 | 17.4s | 2025-08-05 | ||
| 2 | GPT-5.6 Luna (medium) | OpenAI | 38.90 | $21.1 | 5.72s | 2026-07-09 | Frontier | |
| 3 | GPT-5.6 Luna (high) | OpenAI | 47.00 | $55.0 | 13.6s | 2026-07-09 | Frontier |
Open in the picker Daily check URL: 200 on the frontier, 409 once beaten
gpt-oss-20b (high) today
1 of 2 effort levels plotted. The remaining levels lack intelligence or benchmark cost data.
Intelligence: Artificial Analysis Intelligence Index. Cost: total cost to run that benchmark, so reasoning tokens count. API id: gpt-oss-20b.
Compare head to head
Suggested: what beats it, its effort levels, and frontier models near its price.
What the gpt-oss-20b release did to the frontier on 2025-08-05
1 of 2 effort levels reached the frontier at launch (gpt-oss-20b (high)). Impact 0.01, did not move the frontier; 41 releases this past year did.
Should you use gpt-oss-20b (high)?
Should you use gpt-oss-20b (high)?
Only when it fits your setup: GPT-5.6 Luna (medium) is at least as smart for the same money or less, so gpt-oss-20b (high) is off the value frontier today.
What is better and cheaper than gpt-oss-20b (high)?
GPT-5.6 Luna (medium) — at least as smart for the same money or less.
How much does gpt-oss-20b (high) cost?
$0.06/$0.19 in/out per 1M tokens, and $32.7 to run the full Artificial Analysis Intelligence Index, the honest all-in number for reasoning models.
Is gpt-oss-20b (high) on the Pareto frontier?
No: GPT-5.6 Luna (medium) beats it on intelligence, cost, or both.
Frontier membership by axis pair
Other axis pairs where gpt-oss-20b (high) is Pareto-optimal.
| Y axis | X axis | On the frontier |
|---|---|---|
| AA intelligence index | AA total cost to run (USD) | |
| AA intelligence index | End-to-end total seconds | |
| AA intelligence index | Output speed tokens/sec |
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/models/gpt-oss-20b · Markdown: /api/v1/models/gpt-oss-20b?format=md · llms.txt · agent skill