Pay-per-crawl infrastructure for AI agents across ten web stacks
Stage
Established
Not given
Founded
2023
Not given
Based in
US
US
Pricing model
Not given
Paid
Pricing
Developer plan is free for solo users with up to 5k base traces per month, then pay-as-you-go. Plus plan costs $39/seat/month with 10k base traces included. Enterprise plan offers custom pricing with advanced options.
API services priced from $0.005 per call in USDC. Pro plan $4.99 per month for up to 5 sites. x402 Starter Kit from $49.
Key features
Agent observability with step-by-step tracing
Agent evaluation and scoring
Agent deployment infrastructure
Production monitoring with online evaluations
Autonomous agent improvement with Engine
Secure sandbox execution for agent-generated code
LLM Gateway for model call control
No-code agent builder Fleet
Open source frameworks for agent development
HTTP 402 payment gating across ten web stacks
Direct wallet payments with no custody or intermediaries
Support for WordPress, Drupal, Laravel, Next.js, Node, Cloudflare, nginx, Caddy, Traefik and Python
Shared crawler catalog with 85 agents
USDC payments on Base mainnet
Pro dashboard with paywall monitoring and crawler intel
Discovery files including /.well-known/x402.json, llms.txt and agents.txt
PayAI default facilitator with support for custom facilitators
Published to npm, PyPI, Packagist and drupal.org
What makes it different
Comprehensive platform covering the entire agent development lifecycle from building to monitoring
Open source frameworks with options from quick-start to low-level control
Built-in observability and evaluation capabilities integrated into the platform
Support for long-running autonomous agents with Deep Agents framework
Single identical payment gate that works across ten different web stacks without requiring accounts or API keys
100% of payments go directly to site owners' wallets with no custody or intermediaries
Runs by one person with nineteen live paid services and no outside capital
All services self-serve and automated by design with on-chain settlement