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Discovery utilityNested under BuoyGo to Buoy21 services · 240 endpoints · x402 / USDC

Curated API catalog

Browse listings by category, auth, and pricing to find the right API for an agent workflow. Publishing and monetization happen in Buoy; this page exists to help you compare what already exists.

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AI & ML

Google Text-to-Speech

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based
$0.00003/call
Open listing →
DevOps & Infrastructure

2Captcha Captcha Solver

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.01/call
Open listing →
Data & Analytics

Dripstack Research

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based
Open listing →
Search & Knowledge

Exa Search

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based
Open listing →
Search & Knowledge

Google Places

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.001/call
Open listing →
AI & ML

ScreenshotOne

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.02/call
Open listing →
Search & Knowledge

Perplexity AI

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.01/call
Open listing →
Data & Analytics

Wolfram Alpha

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.01/call
Open listing →
AI & ML

Google Translate

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.001/call
Open listing →
Payments & Finance

Blocksize Market Data

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.002/call
Open listing →
Search & Knowledge

Tripadvisor

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.01/call
Open listing →
AI & ML

fal.ai Media Generation

Pay-per-call x402 access via the pay.sh agentic-payments catalog

x402usdcpay-per-call
No AuthUsage Based$0.01/call
Open listing →
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