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GPT OSS 20B 1

OpenAIFirst listed Aug 2025
Tool useReasoningStructured output
Compare GPT OSS 20B 1Count tokens for GPT OSS 20B 1
Context
128K
Max output
16K
Serving providers
1
Cheapest input
$0.07 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
Amazon BedrockCheapest$0.07$0.301
Standardopenai.gpt-oss-20b-1:0
ComponentUnitStandard
Text input/1M tok$0.07
Text output/1M tok$0.30

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$0.10$0.20$0.30$0.40Aug 6Jun 22Sep 9$0.36$0.084

Cost calculator

estimate your monthly spend on this model
$38
estimated / month

Model IDs

copy the exact identifier for your platform
openai.gpt-oss-20b-1:0

Frequently asked questions

GPT OSS 20B 1 pricing, context and availability

How much does GPT OSS 20B 1 cost?

GPT OSS 20B 1 costs $0.07 per 1M input tokens from Amazon Bedrock, and $0.30 per 1M output tokens from Amazon Bedrock.

What is the context window of GPT OSS 20B 1?

GPT OSS 20B 1 accepts up to 128K tokens of context and can return up to 16K output tokens.

What can GPT OSS 20B 1 do?

GPT OSS 20B 1 supports tool use, reasoning and structured output.

Other OpenAI models

compare pricing across the OpenAI lineup
gpt-oss-120b$0.03/1M · 23 providersgpt-oss-20b$0.0145/1M · 15 providersGPT-5 Mini$0.25/1M · 9 providersGPT-5$1.25/1M · 9 providersGPT-5 Nano$0.05/1M · 8 providersGPT-5.6 Luna$0.20/1M · 7 providersGPT-5.6 Terra$2.00/1M · 7 providersGPT-4o-mini$0.15/1M · 6 providers
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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