gpt-oss-20b (Low)

By OpenAI · released 2025-08-05 (14 months) · snapshot 2026-10-24

Not ranked · benchmark data missingopen weights

Intelligence index: 10.00
Price per 1M tokens (in / out): $0.07 / $0.30
End-to-end time: 14.7s

Better than…

Is gpt-oss-20b (Low) on the Pareto frontier, and what beats it?

Not ranked · benchmark data missing

gpt-oss-20b (Low) does not report both selected axis metrics.

Open in the picker Daily check URL: 200 on the frontier, 409 once beaten

At a glance

gpt-oss-20b (Low) today

Time to first answer11.9s

Output speed181 tok/s

Context window131k

Input modalitiesText

Not plotted

Incomplete benchmark data

Intelligence and benchmark cost are both required to place this model on the frontier. Missing data is not a performance verdict.

Intelligence index: 10.00
Benchmark cost: Not reported
Input / 1M tokens: 0.07
Output / 1M tokens: 0.30
Context window: 131k

Intelligence: Artificial Analysis Intelligence Index. Cost: total cost to run that benchmark, so reasoning tokens count. API id: gpt-oss-20b-low.

Matchup

Compare head to head

Suggested: what beats it, its effort levels, and frontier models near its price.

gpt-oss-20b (Low) vs gpt-oss-20b (High)

Compare gpt-oss-20b (Low) with measured models

Release

What the gpt-oss-20b release did to the frontier on 2025-08-05

None of its 2 effort levels reached the frontier at launch.

Closest miss: gpt-oss-20b (High), 0.7 points below DeepSeek V3 0324 at 1.4× the cost.

Release page: launch-day frontier and every effort level

Deciding

Should you use gpt-oss-20b (Low)?

No verdict: it does not report both intelligence and benchmark cost.

What is better and cheaper than gpt-oss-20b (Low)?

Other models on the intelligence-vs-cost frontier

How much does gpt-oss-20b (Low) cost?

$0.07/$0.30 in/out per 1M tokens, and - to run the full Artificial Analysis Intelligence Index, the honest all-in number for reasoning models.

Frontier membership by axis pair

Other axis pairs where gpt-oss-20b (Low) is Pareto-optimal.

Y axis	X axis	On the frontier
AA intelligence index	AA total cost to run (USD)	no data
AA intelligence index	End-to-end total seconds
AA intelligence index	Output speed tokens/sec

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/models/gpt-oss-20b-low · Markdown: /api/v1/models/gpt-oss-20b-low?format=md · llms.txt · agent skill