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gpt-oss-120b API pricing

Of the 17 providers checked, CoreWeave lists the lowest blended rate for gpt-oss-120b: $0.03 input and $0.17 output per 1M tokens, on its pricing page as of 27 September 2026.

OpenAI's open-weight reasoning model, released in August 2025 under Apache 2.0. It was built to fit on a single 80GB GPU such as an NVIDIA H100 or AMD MI300X.

Across 17 providers, the most expensive charges 31.5Γ— the cheapest on a blended basis.

Prices by provider

Per 1M tokens, on-demand, sorted cheapest first by blended cost (3:1 input to output). Off-peak and long-context rates are listed on each provider's page.

# Provider Input / 1M Cached / 1M Output / 1M Checked Notes
1 $0.03 – $0.17 27 Sep 2026
2 $0.037 – $0.17 25 Sep 2026
3 €0.04 β‰ˆ $0.0455 – €0.20 β‰ˆ $0.2273 1 Oct 2026
4 $0.05 – $0.25 25 Sep 2026
5 $0.05 – $0.45 25 Sep 2026
6 $0.10 – $0.50 25 Sep 2026
7 $0.10 – $0.70 11 Oct 2026
8 $0.15 – $0.60 25 Sep 2026
9 $0.15 – $0.60 25 Sep 2026
10 €0.15 β‰ˆ $0.1705 – €0.60 β‰ˆ $0.682 25 Sep 2026
11 €0.15 β‰ˆ $0.1705 – €0.65 β‰ˆ $0.7389 25 Sep 2026 Price on ionos.de; the US site lists $0.17 / $0.71
12 €0.16 β‰ˆ $0.1819 – €0.63 β‰ˆ $0.7161 1 Oct 2026
13 €0.22 β‰ˆ $0.2501 – €0.59 β‰ˆ $0.6707 15 Oct 2026 Excl. VAT. Same on cloud.infercom.ai/plans/pricing.
14 €0.16 β‰ˆ $0.1819 – €0.83 β‰ˆ $0.9435 1 Oct 2026 Listed in SimpleCredits (100 SC = EUR 1); homepage advertises 20% off during the open beta
15 $0.35 – $0.75 25 Sep 2026
16 $0.35 – $0.75 27 Sep 2026 @cf/openai/gpt-oss-120b
17 €1.00 β‰ˆ $1.1367 – €4.20 β‰ˆ $4.7741 1 Oct 2026

Each price was read off the provider's own pricing page on the date shown; the date links to that page. Providers that publish no per-token price for this model are not listed. EUR prices are ranked at the ECB reference rate of 24 September 2026. The same data is open under CC-BY at /api/query/prices.

Of the 7 European-headquartered providers checked, Melious AI lists the lowest blended rate for gpt-oss-120b: €0.04 input and €0.20 output per 1M tokens, on its pricing page as of 1 October 2026.

European providers

Per 1M tokens, on-demand, for providers headquartered in Europe, sorted cheapest first by blended cost (3:1 input to output). See all European AI providers

# Provider Input / 1M Cached / 1M Output / 1M Checked Notes
1
Melious AI (DE)
€0.04 β‰ˆ $0.0455 – €0.20 β‰ˆ $0.2273 1 Oct 2026
2
Scaleway (FR)
€0.15 β‰ˆ $0.1705 – €0.60 β‰ˆ $0.682 25 Sep 2026
3 €0.15 β‰ˆ $0.1705 – €0.65 β‰ˆ $0.7389 25 Sep 2026 Price on ionos.de; the US site lists $0.17 / $0.71
4
HostYourAI (NL)
€0.16 β‰ˆ $0.1819 – €0.63 β‰ˆ $0.7161 1 Oct 2026
5
Infercom (LU)
€0.22 β‰ˆ $0.2501 – €0.59 β‰ˆ $0.6707 15 Oct 2026 Excl. VAT. Same on cloud.infercom.ai/plans/pricing.
6
SimpleLLM (DE)
€0.16 β‰ˆ $0.1819 – €0.83 β‰ˆ $0.9435 1 Oct 2026 Listed in SimpleCredits (100 SC = EUR 1); homepage advertises 20% off during the open beta
7
Regolo (IT)
€1.00 β‰ˆ $1.1367 – €4.20 β‰ˆ $4.7741 1 Oct 2026

Each price was read off the provider's own pricing page on the date shown; the date links to that page. Providers that publish no per-token price for this model are not listed. EUR prices are ranked at the ECB reference rate of 24 September 2026. The same data is open under CC-BY at /api/query/prices.

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