openai

OpenAI: gpt-oss-20b (free)

gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...

Input Cost
Free
per 1M tokens
Output Cost
Free
per 1M tokens
Context Window
131,072
tokens
Compare vs GPT-4o
Developer ID: openai/gpt-oss-20b:free

Related Models

openai
$30.00/1M

OpenAI: GPT-4 (older v0314)

GPT-4-0314 is the first version of GPT-4 released, with a context length of 8,192 tokens, ...

📝 8,191 ctx Compare →
openai
$1.25/1M

OpenAI: GPT-5 Chat

GPT-5 Chat is designed for advanced, natural, multimodal, and context-aware conversations ...

📝 128,000 ctx Compare →
openai
$10.00/1M

OpenAI: o3 Deep Research

o3-deep-research is OpenAI's advanced model for deep research, designed to tackle complex,...

📝 200,000 ctx Compare →