Practical tools that make AI, automation, and business infrastructure safer, cleaner, more reliable, and easier to ship.
Payload is a small software studio. We build developer tools and utilities with honest documentation, real tests, and no hype. Everything below does what it says.
Products
Eight commercial tools, sold as one-time purchases with a single-seat perpetual license.
x402 Paid API Starter Kit
Charge AI agents per API call in USDC. HTTP 402 challenges, payment verification, usage ledger. Non-custodial: never holds keys or funds.
MCP Monetization Kit
Per-tool-call payments for MCP servers. Free quotas, machine-readable payment requirements, usage ledger, official SDK adapter.
AI Search Readiness Audit
One-click technical audit: raw-HTML coverage, AI Overviews eligibility, AI-crawler robots.txt matrix, dead schema detector. 100% client-side.
CRM Dedup & Migration Cleanup Kit
Deduplicate and normalize CRM exports before migration. Fuzzy matching, merge review, import-ready CSVs, machine-readable change logs.
n8n Production AI Agent Reliability Kit
10 importable n8n workflows, a failure-simulation eval harness, readiness scoring, and a 37-page production playbook for n8n AI agents.
MCP Launch Readiness Audit
48-rule security scanner for MCP servers, hardened templates, stress-test harness, CI workflow, branded audit report. An audit, not a certification.
All 8 products, including StableLedger and the x402 + MCP bundle →
Free utilities
Check my robots.txt for AI crawlers
Paste a robots.txt (or enter a site URL) and see exactly which AI crawlers — GPTBot, ClaudeBot, PerplexityBot, and more — are allowed, blocked, or unmentioned, with the matching rule quoted. Runs entirely in your browser; nothing is uploaded.
Open source
Free, MIT-licensed projects on GitHub under Payloadhq:
- payload-sample-mcp-server — sample MCP server demonstrating per-tool-call x402 payments.
- mcp-monetization-demo — the metering mechanic from the MCP Monetization Kit, stdlib Python.
- n8n-reliability-free-samples — two production n8n workflows from the Reliability Kit.
Docs, all repos, and privacy policies →
What Payload is not
- No investment advice, trading tools, or financial services. Crypto-adjacent products are developer software only.
- StableLedger organizes transaction records; it is not tax advice and does not calculate taxes.
- The MCP Launch Readiness Audit is a scanner with fixes, not a certification or penetration test.
- No fake reviews, no inflated stats, no manufactured scarcity.