How much does Yi Vision V2 cost?

Yi Vision V2 is billed pay-as-you-go at $0.31 per 1M input tokens and $0.92 per 1M output tokens. There is no subscription — you only pay for what you use.

What can Yi Vision V2 do?

Yi Vision V2 is 01ai's chat model, accessible through the Api.Airforce API.

Is Yi Vision V2 free to use?

Yi Vision V2 is a paid, pay-as-you-go model — no subscription, you are only charged for usage.

How do I use Yi Vision V2 via the API?

Yi Vision V2 is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID yi-vision-v2 with your Api.Airforce API key.

Who makes Yi Vision V2?

Yi Vision V2 is 01ai's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

01aiPaidOperational

Yi Vision V2

API model name: yi-vision-v2

Yi Vision V2 is 01ai's chat model, served on the Api.Airforce unified API. It is priced at $0.31 per million input tokens and $0.92 per million output tokens. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.

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Pricing

Input / 1M tokens

$0.31

Output / 1M tokens

$0.92

Cache read / 1M tokens

$0.03

Specifications

Provider: 01ai
Type: chat model

What is Yi Vision V2 used for?

Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.

Yi Vision V2 vs. similar models

Model	Intelligence	Context	Input / 1M	Output / 1M
Yi Vision V2	—	—	$0.31	$0.92
Yi Lightning	—	—	$0.03	$0.03
Gemini 2.5 Flash Lite Preview 09	—	—	$0.08	$0.31
Gemini 2.5 Flash Nothinking	—	—	$0.13	$1.05

Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.

Yi Vision V2 — frequently asked questions

How much does Yi Vision V2 cost?: Yi Vision V2 is billed pay-as-you-go at $0.31 per 1M input tokens and $0.92 per 1M output tokens. There is no subscription — you only pay for what you use.
What can Yi Vision V2 do?: Yi Vision V2 is 01ai's chat model, accessible through the Api.Airforce API.
Is Yi Vision V2 free to use?: Yi Vision V2 is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use Yi Vision V2 via the API?: Yi Vision V2 is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID yi-vision-v2 with your Api.Airforce API key.
Who makes Yi Vision V2?: Yi Vision V2 is 01ai's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

All models·Quickstart·Chat API reference

Use Yi Vision V2 via the API

OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass yi-vision-v2 as the model.

cURL

curl https://api.airforce/v1/chat/completions \
  -H "Authorization: Bearer $AIRFORCE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "yi-vision-v2",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Python

from openai import OpenAI
client = OpenAI(base_url="https://api.airforce/v1", api_key="$AIRFORCE_API_KEY")
r = client.chat.completions.create(
    model="yi-vision-v2",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(r.choices[0].message.content)

JavaScript

import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.airforce/v1", apiKey: process.env.AIRFORCE_API_KEY });
const r = await client.chat.completions.create({
  model: "yi-vision-v2",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);