API Setup Guide
Get Your Keys in 5 Minutes

To use Content Flow with "Bring Your Own Key", you need an API key from one of our supported AI providers. Pick one, follow the steps, and you're ready to go.

Grok (xAI) Claude (Anthropic) ChatGPT (OpenAI)
G

Grok by xAI

Best for adult content creators — uncensored, no content filters
Our #1 Recommendation for OnlyFans & Fansly
1

Create an xAI Account

Go to console.x.ai and click Sign Up. You can sign in with your X (Twitter) account or create a new account with email.

2

Add a Payment Method

Navigate to Billing in the left sidebar and add a credit card. xAI sometimes offers free credits for new accounts — check the dashboard for current promotions.

3

Create an API Key

Click API Keys in the sidebar, then Create API Key. Give it a name (e.g. "Content Flow") and copy the key immediately — it won't be shown again.

4

Paste into Content Flow

Open Content Flow, go to Settings, find the Grok (xAI) API section, paste your key, and click Test Grok connection. Done!

Why We Recommend Grok

  • No content filters — handles explicit language without restrictions
  • Fast response times with grok-3-fast
  • May offer free credits for new accounts
  • Typical cost: ~$0.01 per message
C

Claude by Anthropic

Natural, warm language — great for longer conversations and sales messages
1

Create an Anthropic Account

Go to console.anthropic.com and click Sign up. Create an account with your email and verify both your email and phone number.

2

Add Credits ($5 Minimum)

Go to Settings > Billing and add a credit card. Anthropic uses a prepaid system — you need to purchase at least $5 in credits to activate API access.

3

Generate an API Key

Navigate to API Keys in the sidebar, click Create Key, name it, and copy it. The key starts with sk-ant-...

4

Paste into Content Flow

Open Content Flow, go to Settings, find the Anthropic Claude API section, paste your key, and click Test Claude connection.

Good to Know

  • Claude produces very natural, human-sounding language
  • Best for warm, engaging sales messages and longer conversations
  • $5 initial credits last weeks to months with casual use
  • Recommended model in Content Flow: Claude Sonnet 4 (fast & affordable)
  • Note: Claude has safety guidelines and may decline very explicit content
O

ChatGPT by OpenAI

Reliable all-rounder — familiar to most people
1

Create an OpenAI Platform Account

Go to platform.openai.com and click Sign up. You can use email, Google, Microsoft, or Apple to create your account.

Important: This is the API platform, not ChatGPT itself. A ChatGPT Plus subscription does NOT include API credits — they are separate.

2

Add Credits ($5 Minimum)

Go to Settings > Billing and add a payment method. Like Anthropic, OpenAI uses prepaid credits. Add at least $5 to get started.

3

Create a Secret Key

Navigate to API Keys, click Create new secret key, name it, and copy it. The key starts with sk-...

4

Paste into Content Flow

Open Content Flow, go to Settings, find the OpenAI ChatGPT API section, paste your key, and click Test OpenAI connection.

Good to Know

  • GPT-4o is a strong all-rounder for captions, replies, and content ideas
  • Most people are already familiar with ChatGPT's writing style
  • $5 credits last a long time for casual use
  • Recommended model in Content Flow: GPT-4o

Quick Comparison

Provider Sign Up Min. Cost Best For
Grok (xAI) console.x.ai Credit card (free credits possible) Adult content, explicit messaging
Claude (Anthropic) console.anthropic.com $5 prepaid Natural language, warm conversations
ChatGPT (OpenAI) platform.openai.com $5 prepaid General all-rounder, captions

You Can Switch Anytime

Add keys for all three providers if you want. Content Flow lets you switch between them with one click — in every tab, for every tool. Try them all and see what works best for you.

Get Content Flow