Model

GPT OSS 20B

Name: GPT OSS 20B
Brand: openai

Open GPT reasoning model for self-hosted agents and controllable deployments

36 providers · 49 listingsreleased Aug 5, 2025open weights

$0.02

lowest input /M · Kilo Gateway

$0.1

lowest output /M · Kilo Gateway

131K

context window

131K

max output

Compare providers (sorted by listed input price)

30 of 36 providers publish a price for GPT OSS 20B. The cheapest full-context option is Kilo Gateway at $0.02/$0.1 per M. Listed prices span 18.8× for identical weights.

			Cache read /M	Cache write /M		Capabilities
Kilo Gateway openai/gpt-oss-20b	$0.02	$0.1	—	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
Weights & Biases openai/gpt-oss-20b	$0.03	$0.13	$0.03	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
IO.NET openai/gpt-oss-20b	$0.03	$0.14	$0.015	$0.06	64K	no reasoningtoolsno structuredno vision	Dec 1, 2024
Deep Infra openai/gpt-oss-20b	$0.03	$0.14	—	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
OpenRouter openai/gpt-oss-20b	$0.03	$0.13	$0.03	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
Eden AIvariant flexai/gpt-oss-20b	$0.03	$0.13	—	—	131K	reasoningno toolsno structuredno vision	Aug 5, 2025
Eden AIvariant deepinfra/openai/gpt-oss-20b	$0.03	$0.14	—	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
NanoGPTvariant TEE/gpt-oss-20b	$0.04	$0.15	$0.02	—	131K	no reasoningno toolsno structuredno vision	Aug 5, 2025
LLM Gatewayvariant consensusprotocol/gpt-oss-20b	$0.04	$0.19	$0.01	—	66K	reasoningtoolsno structuredvision	Aug 5, 2025
NovitaAI openai/gpt-oss-20b	$0.04	$0.15	—	—	131K	reasoningno toolsstructuredvision	Aug 6, 2025
DevPass (LLM Gateway) gpt-oss-20b	$0.04	$0.19	$0.01	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
Merge Gateway openai/gpt-oss-20b	$0.04	$0.2	$0.02	—	131K	reasoningno toolsno structuredno vision	Aug 5, 2025
SiliconFlow openai/gpt-oss-20b	$0.04	$0.18	—	—	131K	no reasoningtoolsstructuredno vision	Nov 25, 2025
Clarifai openai/chat-completion/models/gpt-oss-20b	$0.045	$0.18	—	—	131K	reasoningtoolsno structuredno vision	Dec 12, 2025
Cortecs gpt-oss-20b	$0.045	$0.167	—	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
Helicone gpt-oss-20b	$0.05	$0.2	—	—	131K	reasoningtoolsno structuredno vision	Jun 1, 2024
LLM Gatewayvariant together-ai/gpt-oss-20b	$0.05	$0.2	—	—	131K	reasoningtoolsno structuredno vision	Aug 5, 2025
OVHcloud AI Endpoints gpt-oss-20b	$0.05	$0.18	—	—	131K	reasoningtoolsstructuredno vision	Aug 28, 2025
Vercel AI Gateway openai/gpt-oss-20b	$0.05	$0.2	—	—	131K	reasoningtoolsstructuredno vision	Aug 5, 2025
FastRouter openai/gpt-oss-20b	$0.05	$0.2	—	—	131K	reasoningtoolsno structuredno vision	Aug 5, 2025

Best price history

Daily lowest published price across live providers. A lower line is better for the buyer.

Best input /M: $0.02▼ 33.3%
Best output /M: $0.1▼ 23.1%
Provider coverage: 49; 51 at the start · 24 snapshots

Best input priceBest output priceAug 21, 2026 → Sep 14, 2026

Price badge

![GPT OSS 20B price](https://www.vaanalytics.in/badge/openai/gpt-oss-20b.svg)

https://www.vaanalytics.in/badge/openai/gpt-oss-20b.svg

Live SVG, regenerated on every hourly sync — paste it into a README to always show the current cheapest listed price. Updates when prices change; no build step needed on your side.

Recent changes

Changelog →

new modelvia amazon-bedrock · Sep 13, 2026
capabilityvia amazon-bedrock · Sep 13, 2026
- description: Open-weight GPT model for self-hosted reasoning and instruction-following workloads → Open GPT reasoning model for self-hosted agents and controllable deployments
capabilityvia amazon-bedrock · Sep 13, 2026
- description: Open-weight GPT model for self-hosted reasoning and instruction-following workloads → Open GPT reasoning model for self-hosted agents and controllable deployments
repricedvia nano-gpt · Sep 11, 2026
- input: $0.2 → $0.04
- output: $0.8 → $0.15
- cache_read: $0.1 → $0.02
repricedvia edenai · Sep 9, 2026
- input: $0.02 → $0.03
- output: $0.1 → $0.13
capabilityvia llmgateway-providers · Sep 9, 2026
- attachment: false → true

Weights

Permissiveapache-2.021B params

Standard open-source terms. Commercial use without additional conditions. Weights download without an access request.

licence and gating from the Hugging Face model card ↗ — the card is authoritative, this is a summary

Hugging Face

Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.