One shared API for multiple AI models

LLM API for GPT, Claude, and Gemini

Integrate GPT, Claude, Gemini, and more through an OpenAI-compatible API with clear token pricing and a setup built for real production workloads.

Open Console Client setup guide
System online
ONLINE
Available models
20
Today requests
3,414
Showing 20 models
Total requests: 86,544
Claude

claude-opus-4-6

Claude Token
Input / 1M
0.071 USD
Output / 1M
0.357 USD
Requests
23.3K
Success
99.8%
Tokens
737.1M
Use now
GPT

gpt-5.4

GPT Token
Input / 1M
0.035 USD
Output / 1M
0.285 USD
Requests
22.8K
Success
100.0%
Tokens
3B
Use now
Claude

claude-sonnet-4-6

Claude Token
Input / 1M
0.042 USD
Output / 1M
0.214 USD
Requests
15.3K
Success
99.1%
Tokens
504.8M
Use now
GPT

gpt-5.4-mini

GPT Token
Input / 1M
0.01 USD
Output / 1M
0.085 USD
Requests
8K
Success
100.0%
Tokens
845.5M
Use now
GPT

gpt-5.3-codex

GPT Token
Input / 1M
0.025 USD
Output / 1M
0.2 USD
Requests
2.7K
Success
99.7%
Tokens
193.3M
Use now
Claude

claude-opus-4.6

Claude Token
Input / 1M
0.071 USD
Output / 1M
0.357 USD
Requests
2.2K
Success
100.0%
Tokens
133.7M
Use now
Other

minimax-m2.1

Other Token
Input / 1M
0.003 USD
Output / 1M
0.017 USD
Requests
1.8K
Success
98.5%
Tokens
6M
Use now
Claude

claude-sonnet-4.6

Claude Token
Input / 1M
0.042 USD
Output / 1M
0.214 USD
Requests
1.7K
Success
99.7%
Tokens
109.6M
Use now
GPT

gpt-5.3-codex-xhigh

GPT Token
Input / 1M
0.025 USD
Output / 1M
0.2 USD
Requests
1.4K
Success
99.9%
Tokens
69.9M
Use now
Open-source

qwen3-coder-next

Open-source Token
Input / 1M
0.002 USD
Output / 1M
0.011 USD
Requests
1.2K
Success
89.6%
Tokens
61.6M
Use now
GPT

gpt-5.3-codex-high

GPT Token
Input / 1M
0.025 USD
Output / 1M
0.2 USD
Requests
877
Success
99.1%
Tokens
38.1M
Use now
Claude

claude-sonnet-4.5

Claude Token
Input / 1M
0.042 USD
Output / 1M
0.214 USD
Requests
775
Success
100.0%
Tokens
56.6M
Use now
Claude

claude-haiku-4.5

Claude Token
Input / 1M
0.014 USD
Output / 1M
0.071 USD
Requests
712
Success
99.6%
Tokens
15.7M
Use now
Open-source

deepseek-3.2

Open-source Token
Input / 1M
0.004 USD
Output / 1M
0.006 USD
Requests
398
Success
98.5%
Tokens
14M
Use now
Other

glm-5

Other Token
Input / 1M
0.014 USD
Output / 1M
0.045 USD
Requests
230
Success
95.2%
Tokens
4.4M
Use now
Other

minimax-m2.5

Other Token
Input / 1M
0.004 USD
Output / 1M
0.017 USD
Requests
229
Success
100.0%
Tokens
16.5M
Use now
GPT

gpt-5.2

GPT Token
Input / 1M
0.017 USD
Output / 1M
0.142 USD
Requests
213
Success
100.0%
Tokens
8.4M
Use now
Claude

claude-sonnet-4

Claude Token
Input / 1M
0.042 USD
Output / 1M
0.214 USD
Requests
5
Success
100.0%
Tokens
61.4K
Use now
GPT

gpt-5.3-codex-low

GPT Token
Input / 1M
0.025 USD
Output / 1M
0.2 USD
Requests
3
Success
100.0%
Tokens
7.6K
Use now
GPT

gpt-5.3-codex-none

GPT Token
Input / 1M
0.025 USD
Output / 1M
0.2 USD
Requests
3
Success
100.0%
Tokens
7.6K
Use now

Per-model pricing

Model Input / 1M Output / 1M Per request Usage
claude-opus-4-6
 0.071 USD 0.357 USD 0 USD 23,328
gpt-5.4
 0.035 USD 0.285 USD 0 USD 22,831
claude-sonnet-4-6
 0.042 USD 0.214 USD 0 USD 15,323
gpt-5.4-mini
 0.01 USD 0.085 USD 0 USD 8,033
gpt-5.3-codex
 0.025 USD 0.2 USD 0 USD 2,678
claude-opus-4.6
 0.071 USD 0.357 USD 0 USD 2,225
minimax-m2.1
 0.003 USD 0.017 USD 0 USD 1,800
claude-sonnet-4.6
 0.042 USD 0.214 USD 0 USD 1,737
gpt-5.3-codex-xhigh
 0.025 USD 0.2 USD 0 USD 1,379
qwen3-coder-next
 0.002 USD 0.011 USD 0 USD 1,172
gpt-5.3-codex-high
 0.025 USD 0.2 USD 0 USD 877
claude-sonnet-4.5
 0.042 USD 0.214 USD 0 USD 775
claude-haiku-4.5
 0.014 USD 0.071 USD 0 USD 712
deepseek-3.2
 0.004 USD 0.006 USD 0 USD 398
glm-5
 0.014 USD 0.045 USD 0 USD 230
minimax-m2.5
 0.004 USD 0.017 USD 0 USD 229
gpt-5.2
 0.017 USD 0.142 USD 0 USD 213
claude-sonnet-4
 0.042 USD 0.214 USD 0 USD 5
gpt-5.3-codex-low
 0.025 USD 0.2 USD 0 USD 3
gpt-5.3-codex-none
 0.025 USD 0.2 USD 0 USD 3

Quickstart API

Use the shared /v1 base URL, pick the model you want, and call the route your client needs such as chat/completions, responses, messages, or models. The examples below are intended to get you running quickly with cURL and JavaScript.

Base URL

https://ckey.vn/v1
Client setup guide

Quickstart API key

YOUR_API_KEY

Login to auto-fill your API key in examples.

Model
claude-opus-4-6
Example route
https://ckey.vn/v1/chat/completions

cURL example

JavaScript example

Getting started

  • 1. Add balance to your account.
  • 2. Get your API key in API AI Console.
  • 3. Call a route that the model actually supports, such as /v1/chat/completions, /v1/responses, /v1/messages, or /v1/models.
  • 4. Monitor input/output tokens and spend in Console.