Playground
Test models and inspect raw API responses
Configuration
Model
🟢
gpt-4o
OpenAI
Latest
gpt-4o-mini
OpenAI
Fast
🔮
claude-sonnet-4
Anthropic
New
🪶
claude-haiku-4
Anthropic
Fast
gemini-2.5-pro
Google
💨
gemini-2.5-flash
Google
Fast
Temperature 0.7
PreciseBalancedCreative
Max Output Tokens 1,024
Top P 1.0
Routing Mode
In "auto" mode, Nex may route to a lower-cost equivalent model.
Options
System Prompt
Conversation ● Ready
N
👋 Welcome to the Nex Playground!

Select a model on the left, configure parameters, then type a message below to start. Your requests are routed through Nex and billed to your wallet at real-time provider rates.
gpt-4o via Nex·0 tokens
Rendered
Raw JSON
cURL
Request
Send a message to see the response here.
The Raw JSON tab shows the full API response object.
Prompt tokens:
Output tokens:
Total:
Est. cost: