How to Keep Your Website Open to AI Agents Without Overloading Your Server

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AI agent traffic is growing rapidly, with Cloudflare recording 'user action' crawling increasing more than 15 times across 2025, placing a real cost burden on website origins. Unlike scheduled search crawlers, live AI agent fetches fire in real time as users wait for answers, making their load unpredictable and harder to absorb. Retail and computer software are among the hardest-hit sectors, together accounting for just over 40% of all AI crawler activity observed on Cloudflare's network. Crawl-to-referral ratios can be severely lopsided — Anthropic's crawlers reportedly reached as high as 500,000 fetches per single visitor referred back. Experts recommend edge-caching near-static content such as product pages and feeds, while rate-limiting only unverified bots, rather than blocking legitimate AI agents that could drive future traffic.

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France mandates e-invoicing for all VAT-registered businesses from September 2026

Starting 1 September 2026, all VAT-subject businesses established in France must be able to receive structured electronic invoices through the country's new national platform network. Large and mid-sized companies must also begin issuing e-invoices on that date, while SMEs and micro-enterprises have until 1 September 2027 to comply with issuance requirements. France's 2026 Finance Law significantly raised non-compliance penalties, increasing the fine for failing to issue an e-invoice from €15 to €50 per invoice, capped at €15,000 annually. Accepted invoice formats include UBL 2.1, UN/CEFACT CII, and Factur-X, all compliant with the EN 16931 standard, and transmission must occur via accredited platforms rather than through the Peppol network used in some other European mandates. Developers building B2B SaaS products for French customers will need to integrate e-invoicing capabilities into their platforms ahead of the deadlines.

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ProgrammingDEV Community ·

MargIQ tool routes AI workflows to right-sized models based on traffic evidence

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ProgrammingDEV Community ·

10 Common Java Interview Questions on Strings and Arrays Explained

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ProgrammingDEV Community ·

Critical RCE Flaw in LiteLLM AI Gateway Actively Exploited, CISA Warns

BerriAI disclosed CVE-2026-42271 on May 8, 2026, a command-injection vulnerability in LiteLLM, a widely used open-source AI gateway, affecting all versions from 1.74.2 up to but not including 1.83.7. The flaw, rated CVSS 8.8, resides in two MCP-server preview endpoints that allow authenticated users to execute arbitrary OS-level commands on the host without any sandboxing. By June 9, 2026, CISA had added the vulnerability to its Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. When chained with a separate Starlette host-header bypass flaw, CVE-2026-48710, the vulnerability enables unauthenticated remote code execution for anyone able to reach the LiteLLM HTTP interface. Users are urged to upgrade to version 1.83.7 or later immediately and to restrict exposure of the affected endpoints until both vulnerabilities are fully patched.

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