Market around Kairostamp

A pay-per-call x402 API for AI agents and developers that checks public web URLs and returns tamper-evident change or snapshot receipts with HTTP status, SHA-256 body hashes, redirect chains, and audit-chain linkage.

Visit kairostamp.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at

Kairostamp · Pro

No Pro plan

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Pro-API median

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insufficient comparable pricing

vs Pro APIs

No comparison

Kairostamp doesn't sell Pro

ⓘ Comparisons are same provider type (API) and same buyer tier (Pro). Never across tiers.

Market density

31st pctile

37 competing vendors

Comparable listings · 30d

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Price spectrum · Pro plans · 4 of 6 providers priced · log scale · $12 → $79/mo

MCP servers APIs◻ shaded = middle 50% · line = median (all types)Kairostamp has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches Kairostamp's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

AAPIs10Ranked by similarity