gpt-oss-20B pricing

gpt-oss-20B, Small-tier from Together AI, costs $0.05 per 1M input tokens and $0.20 per 1M output tokens.

verified at the provider's own pricing page

Input$0.05per 1M tokens
Output$0.20per 1M tokens
Context window—tokens
TierSmallTogether AI

Price your own workload against gpt-oss-20B in the calculator →

Specs and pricing

ProviderTogether AI
TierSmall
Context window—
Max output—
Input price$0.05 / 1M tokens
Output price$0.20 / 1M tokens
Modalitiestext

Note. Serverless Chat endpoint on Together AI.

What it costs at realistic volumes

Assuming a 4:1 input:output token ratio, a common shape for chat and RAG-style workloads:

Volume (4:1 in:out ratio)Input costOutput costTotal / month
1,000,000 in / 250,000 out$0.05$0.05$0.10
10,000,000 in / 2,500,000 out$0.50$0.50$1.00
100,000,000 in / 25,000,000 out$5.00$5.00$10.00

Cheaper alternatives

Same tier (Small), a different provider, and a lower blended cost at the 4:1 ratio used above:

ModelProvider$/1M in$/1M outAt the 4:1 ratio
Meta-Llama-3.1-8B-Instruct-TurboDeepInfra$0.02$0.0470% cheaper blended
Solar Pro 4OpenRouter$0.03$0.1240% cheaper blended
GPT-OSS 20BOpenRouter$0.03$0.1337.5% cheaper blended
schematron-v2-turboinference.net$0.03$0.1532.5% cheaper blended
Amazon Nova MicroAmazon (Nova)$0.035$0.1430% cheaper blended