# Guides — Pay-Per-Crawl, HTTP 402 and AgentFlare Data

> 9 free, step-by-step guides with runnable code: fetching paid content with HTTP 402 and a crawler token, pricing a site for AI agents, and reading every AgentFlare dataset. Written from the AISA protocol docs.

- **Canonical:** https://agentflare.org/guides/index.html
- **Updated:** 2026-10-19
- **Category:** guides

9 free, step-by-step guides with runnable code: fetching paid content with HTTP 402 and a crawler token, pricing a site for AI agents, and reading every AgentFlare dataset. Written from the AISA protocol docs.

## Sources

1. [AISA Agent Integration Guide — API reference](https://esa.aisa.one/agent/docs.html)
2. [AISA onboarding: HTTP 402 Payment Required](https://esa.aisa.one/agent/guide.html)
3. [AISA bot flow (llms.txt)](https://esa.aisa.one/agent/llms.txt)
4. [AISA agent skill (SKILL.md)](https://esa.aisa.one/agent/skill.md)
5. [AISA pay-per-crawl platform overview (llms.txt)](https://esa.aisa.one/llms.txt)
6. [AISA verify API for publishers and edge gateways (llms.txt)](https://esa.aisa.one/cdn/llms.txt)
7. [AISA publisher API documentation](https://esa.aisa.one/cdn/docs.html)
8. [Open Verify specification (edge gateway ↔ verify provider)](https://esa.aisa.one/cdn/open-verify.html)

## Related

- [Getting Started with HTTP 402 Pay-Per-Crawl](https://agentflare.org/guides/getting-started-with-http-402-pay-per-crawl.html)
- [Crawler Tokens & Auto-Pay: A How-To](https://agentflare.org/guides/crawler-tokens-auto-pay-a-how-to.html)
- [Handling 402 and 403 Responses: An Error Reference for Agents](https://agentflare.org/guides/handling-402-and-403-responses-an-error-reference-for-agents.html)
- [Budgeting a Paid Crawl: Discover, Survey, Then Buy](https://agentflare.org/guides/budgeting-a-paid-crawl-discover-survey-then-buy.html)
- [Building a Pay-Per-Crawl Client for Your Agent](https://agentflare.org/guides/building-a-pay-per-crawl-client-for-your-agent.html)
- [Pricing Content by Directory: Best Practices](https://agentflare.org/guides/pricing-content-by-directory-best-practices.html)
- [robots.txt, llms.txt & Sitemaps for AI Crawlers](https://agentflare.org/guides/robotstxt-llmstxt-sitemaps-for-ai-crawlers.html)
- [How the Edge Verify API Decides Access](https://agentflare.org/guides/how-the-edge-verify-api-decides-access.html)
- [Reading .data.json: A Field Guide for Agents](https://agentflare.org/guides/reading-datajson-a-field-guide-for-agents.html)

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_Part of AgentFlare, an agent-native data network powered by AISA. https://aisa.one/docs_