API Key Setup
Takes 60 seconds. Pick your AI and follow the steps.
Your key stays on your device — AI-GameFriend stores it in the OS keychain and sends it only to the provider you picked. Never to us.
Claude (Anthropic)
console.anthropic.com- 1Go to console.anthropic.com.
- 2Click "API Keys" → "Create Key".
- 3Copy the key (starts with "sk-ant-").
| Example session | Estimated cost |
|---|---|
| Chess game | ~$0.05 – $0.15 |
| Civ VI game | ~$1.50 – $4.00 |
Copy this key and paste it in AI-GameFriend (Settings → API Keys, or the first-launch wizard).
GPT (OpenAI)
platform.openai.com/api-keys- 1Go to platform.openai.com/api-keys.
- 2Click "Create new secret key".
- 3Copy the key (starts with "sk-").
| Example session | Estimated cost |
|---|---|
| Chess game | ~$0.03 – $0.10 |
| Civ VI game | ~$1.00 – $3.50 |
Copy this key and paste it in AI-GameFriend (Settings → API Keys, or the first-launch wizard).
Gemini (Google)
aistudio.google.dev/apikey- 1Go to aistudio.google.dev/apikey.
- 2Click "Create API Key".
- 3Copy the key.
| Example session | Estimated cost |
|---|---|
| Chess game | ~$0.02 – $0.08 |
| Civ VI game | ~$0.80 – $2.00 |
Copy this key and paste it in AI-GameFriend (Settings → API Keys, or the first-launch wizard).
Grok (xAI)
console.x.ai- 1Go to console.x.ai.
- 2Create API key.
- 3Copy the key.
| Example session | Estimated cost |
|---|---|
| Chess game | ~$0.04 – $0.12 |
| Civ VI game | ~$1.00 – $3.00 |
Copy this key and paste it in AI-GameFriend (Settings → API Keys, or the first-launch wizard).
Got your key?
Download AI-GameFriend and paste it in the first-launch wizard. Your first game is on Chess — no mods, no setup.
Back to DownloadWant the full feature tour first? Read the complete guide →
333 free tools — not just games
AI-GameFriend is one tool in the NexTool platform. If you came for the AI, you might also use a mortgage calculator, a compound-interest planner, or an API cost estimator.
One login. One subscription. Lifetime access from $149.