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AI tools. Pay with Bitcoin.
No signup.

Chat with AI from 5 sats. Generate images for 100 sats. Transcribe audio for 10 sats/min. No account, no subscription, no personal data — ever.

From 5 satsNo signupPay per useNo data stored
Use the toolsConnect via MCP

For Humans

Browse tools, type a prompt, scan a Lightning QR code. Results in seconds.

  • Chat with AIfrom 5 sats/msg
  • Generate imagesfrom 100 sats
  • Transcribe audio10 sats/min
  • Analyze documentsfrom 15 sats
  • Generate music100 sats/song
  • Send SMS / callvaries by country

For AI Agents

One config line gives your agent 10+ tools. No API key, no billing setup, no approval process.

{
  "mcpServers": {
    "sats4ai": {
      "url": "https://sats4ai.com/api/mcp"
    }
  }
}
MCP docs →L402 API →OpenClaw →

All Tools

Text Generation

Chat with AI or generate content. Pay per message — no account required.

Lightning payments • No signup required • Instant access

Video from Text

Generate cinematic video clips from text prompts. Pay per second with sats.

Lightning payments • No signup required • Instant access

Video from Image

Animate any image into a video clip with AI. Describe the motion and pay with sats.

Lightning payments • No signup required • Instant access

Audio Generation

Convert text into realistic audio with customizable voices and tones.

Lightning payments • No signup required • Instant access

Music Generation

Create original songs with AI-composed music and vocals.

Lightning payments • No signup required • Instant access

Voice cloning

Clone any voice from a short audio sample and generate speech in that voice.

Lightning payments • No signup required • Instant access

Image Generation

Generate high-quality images from text prompts. Multiple AI models, pay per image.

Lightning payments • No signup required • Instant access

Image Edit

Edit and inpaint images using advanced AI editing capabilities.

Lightning payments • No signup required • Instant access

Image 3D

Generate 3D-style visuals or depth maps from standard 2D images.

Lightning payments • No signup required • Instant access

Vision

Upload images and let AI interpret, caption, or analyze the content.

Lightning payments • No signup required • Instant access

File conversion

Convert files to different types quickly and securely.

Lightning payments • No signup required • Instant access

PDF Conversion

Convert documents to and from PDF with ease — no login required.

Lightning payments • No signup required • Instant access

PDF Merge

Easily merge multiple PDFs into a single document.

Lightning payments • No signup required • Instant access

Make calls

Make calls to any phone number with sats. No account required.

Lightning payments • No signup required • Instant access

SMS messaging

Send SMS to any phone number with sats. No account required.

Lightning payments • No signup required • Instant access

Private Document Analysis

Analyze confidential documents with AI. No account, no storage — processed in memory only.

Lightning payments • No signup required • Instant access

L402 (API)

Access Sats-4-AI programmatically via a privacy-preserving L402 API.

Lightning payments • No signup required • Instant access

Not sure where to start? Read real use cases and step-by-step guides.

Browse the blog →