BenchLeader
AmazonOpen weightsReasoning model

gpt-oss-20b (GovCloud)

gpt-oss-20b (GovCloud) is an Amazon open-weights reasoning model, released 5 Aug 2025. It is not yet ranked: no independent benchmark results so far, only pricing and metadata. At $0.153 per million tokens blended it is among the cheapest fifth of ranked models.

Blended price
$0.153/M
$0.084 in · $0.360 out
Output speed
First answer
Context
128k
Released
5 Aug 2025

No independent quality benchmark results yet — only pricing and metadata.

What a task costs

Estimates from list price, output speed and time to first answer for the best configuration. “With caching” assumes three-quarters of the input is served from the prompt cache. Reasoning tokens are not modelled.

WorkloadTokens in / outCostWith cachingTime
Chat reply400 / 300$0.0001
Summarise a 30-page report12,000 / 600$0.0012
Code edit6,000 / 1,500$0.0010
Agentic coding session60,000 / 4,000$0.0065
Structured extraction2,000 / 200$0.0002

See also

Data as of 13 Sept 2026. Compare with another model.

Cite as: BenchLeader, “gpt-oss-20b (GovCloud): benchmarks, pricing, speed and rank”, https://www.benchleader.com/models/us-gov-openai-gpt-oss-20b-1-0, data as of 13 Sept 2026.