Claude, ChatGPT and Gemini in one place
Every leading AI model, one conversation.
Chat, run code and ship with an API key, all from a single workspace. Choose the model that fits the job.
New chat
Claude Sonnet
Message Progeny…
An assistant that does the work, not just the talking.
Ask in plain language
Describe what you want. Progeny writes, explains, analyzes and plans, then shows its work.
Pick the right model
Switch between Claude, ChatGPT and Gemini mid-conversation without losing context.
Build as you chat
Turn answers into running code and API calls without leaving the conversation.
From first question to production in three steps.
No separate accounts or keys for each provider.
Step 1
Pick a model
Choose Claude, ChatGPT or Gemini for the task. You can switch at any point in the conversation.
Step 2
Chat and run code
Ask a question or describe a task. Progeny answers, runs code in a sandbox and returns the results.
Step 3
Ship with an API key
Create a key and call the same models from your own app, with no extra setup per provider.
Built for developers from the first message.
Run code, connect your app and talk to your models, all in one place.
Run code in the chat
Progeny writes and runs code in a secure sandbox, then returns the output, files and charts.
import pandas as pd
df = pd.read_csv("sales.csv")
print(df.groupby("month").revenue.sum())
# month
# Aug 41,200
# Sep 46,850
# Oct 52,310
Get your API keys
Create a key in one click and call any supported model from your own app.
Production
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Staging
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Old script
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Interactive chat experience
Stream responses, branch a conversation and compare models side by side without losing your place.
Streaming repliesSwitch modelsBranch a threadCompare answers
Nine models, three providers.
Use the one that fits the task, or switch whenever you like.
Claude
Claude Sonnet
Fast, capable all-rounder for everyday work.
Claude
Claude Opus
Deepest reasoning for hard, multi-step problems.
Claude
Claude Haiku
Quick, low-cost replies for high-volume tasks.
ChatGPT
GPT-5
OpenAI's flagship model for general tasks.
ChatGPT
GPT-5 mini
Lighter and faster for routine questions.
ChatGPT
o3
Step-by-step reasoning for math and logic.
Gemini
Gemini 2.5 Pro
Long context for big documents and codebases.
Gemini
Gemini 2.5 Flash
Balanced speed and quality.
Gemini
Gemini 2.5 Flash-Lite
Cheapest, fastest option for simple jobs.
Start building with Progeny today.
Create a free account, grab an API key and send your first message in minutes.