GPT-OSS-120B-CS

Name: GPT-OSS-120B-CS
Brand: cerebras
SKU: cerebras/gpt-oss-120b-cs

cerebras·cerebras/gpt-oss-120b-cs·GA·Closed

Open-weight GPT model for self-hosted reasoning and instruction-following workloads

Specs & pricing

Input / output per 1M tokens

Reference pricePoe

$0.35 / $0.75

Blended $0.45 · Cache read —

Lowest paidPoeGateway

$0.35 / $0.75

Blended $0.45

Context

128,000

Output limit

—

Knowledge cutoff

—

Released / updated

2025-08-06 / 2025-08-06

Capabilities

✓ Reasoning✓ Tool use? Structured outputTemperature✓ Attachments

Modalities

Text

Available at 1 providers1 with public prices

Priced only

Provider	Tier	Input	Output	Cache read	Cache write	Context	Output limit	Status
Poe	Gateway	$0.35	$0.75	—	—	128,000	—

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Reasoning control

effort = loweffort = mediumeffort = high

Your usage cost

Input tokens / month

Output tokens / month

Cache hit rate

Common scenarios

1Poe$107.50

The cheapest paid channel is the only channel.

Price historyone sample accumulated per data sync

Input listOutput listMin blended

GPT-OSS-120B-CS

Specs & pricing

Available at 1 providers1 with public prices

Reasoning control

Your usage cost

Price historyone sample accumulated per data sync

Related models

GPT-OSS-120B-CS

Specs & pricing

Available at 1 providers1 with public prices

Reasoning control

Your usage cost

Price historyone sample accumulated per data sync

Related models