bedrockavailablesupports_function_callingsupports_reasoningsupports_response_schemasupports_tool_choice

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BedrockAvailable on AvalAI

openai.gpt-oss-20b-1:0 API on AvalAI

openai.gpt-oss-20b-1:0

openai.gpt-oss-20b-1:0 is an AI model from OpenAI that is available through AvalAI's OpenAI-compatible API.

Open dashboardCompare

Price display scale

Input price$0.07 / 1M tokens

Output price$0.30 / 1M tokens

Context window128,000 tokens

Maximum output128,000 tokens

Use openai.gpt-oss-20b-1:0 with the AvalAI API

Keep the API key in an environment variable and send requests from server-side code.

Bash

curl https://api.avalai.ir/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $AVALAI_API_KEY" \
  -d '{"model": "openai.gpt-oss-20b-1:0", "messages": [{"role": "user", "content": "Give a concise, practical solution."}]}'

Python

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["AVALAI_API_KEY"],
    base_url="https://api.avalai.ir/v1",
)

response = client.chat.completions.create(
    model="openai.gpt-oss-20b-1:0",
    messages=[{"role": "user", "content": "Give a concise, practical solution."}],
)

print(response.choices[0].message.content)

JavaScript

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.AVALAI_API_KEY,
  baseURL: "https://api.avalai.ir/v1",
});

const response = await client.chat.completions.create({
  model: "openai.gpt-oss-20b-1:0",
  messages: [{ role: "user", content: "Give a concise, practical solution." }],
});

console.log(response.choices[0].message.content);

Create an API keyRead the quickstart

Capabilities and endpoints

• Function calling
• Reasoning
• Structured output
• Tool choice

openai.gpt-oss-20b-1:0 rate limits

Tier	RPM	TPM
Basic	1	40,000
Tier 1	25	150,000
Tier 2	50	300,000
Tier 3	75	450,000
Tier 4	100	500,000
Tier 5	150	750,000

Related models

• openai.gpt-oss-120b-1:0
• gpt-oss-120b
• gpt-image-2
• gpt-image-1.5

Frequently asked questions

What is the openai.gpt-oss-20b-1:0 API on AvalAI?

Create an AvalAI API key and send the model ID openai.gpt-oss-20b-1:0 to one of the supported endpoints shown on this page.

How much does the openai.gpt-oss-20b-1:0 API cost on AvalAI?

The openai.gpt-oss-20b-1:0 API on AvalAI costs $0.07 per 1M input tokens and $0.30 per 1M output tokens.

What is the token cost for openai.gpt-oss-20b-1:0?

Current AvalAI pricing for openai.gpt-oss-20b-1:0 is $0.07 / 1M tokens for input and $0.30 / 1M tokens for output.

What is the openai.gpt-oss-20b-1:0 context window?

The recorded maximum input context for openai.gpt-oss-20b-1:0 is 128,000 tokens.

What are the rate limits for openai.gpt-oss-20b-1:0 on AvalAI?

On tier 5, openai.gpt-oss-20b-1:0 on AvalAI supports up to 150 requests per minute and 750,000 tokens per minute.

What features does openai.gpt-oss-20b-1:0 support on AvalAI?

openai.gpt-oss-20b-1:0 on AvalAI supports Function calling, Reasoning, Structured output, Tool choice.

What account tier is required to use openai.gpt-oss-20b-1:0 on AvalAI?

Calling openai.gpt-oss-20b-1:0 on AvalAI requires the Basic tier (tier 0) or higher.

Third-party data and freshness

• Pricing, availability, endpoints, and rate limits: AvalAI structured data (authoritative)