launchcheck-x402.fly.dev publishes 3 machine-payable endpoints over the x402 protocol, priced from $0.5 to $2.0 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /v1/proposal-check | POST | $1.0 | 402 |
| /v1/proposal-check/deep | GET | $2.0 | 402 |
| /v1/reaction-check | POST | $0.5 | 402 |
Stress-test a product, feature, API, implementation, or business proposal before meaningful investment. ProposalCheck evaluates the core thesis, assumptions, differentiation, feasibility, economics, s…
Deep red-team a product or technical proposal before a consequential investment. Uses a larger reasoning budget to test counter-theses, hidden dependencies, supplied economics, and decisive unknowns. …
Review and stress-test launch messaging, landing pages, product announcements, pricing pages, changelogs, app-store listings, and marketing emails before publication. LaunchCheck evaluates copy throug…