{"uid":"cap_EAcYf6RHhuhmVnfgBMPsa","slug":"preflight-agentdiet-dev-agentdiet-context-diet-web-url-distiller-9bf46b73","name":"AgentDiet Context Diet – Web URL Distiller","description":"Distill a URL or raw HTML payload with BM25 budget control (Live x402 v2, IETF MPP & MCP endpoint at https://preflight.agentdiet.dev/v1/context-diet)","url":"https://preflight.agentdiet.dev/v1/context-diet?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string","minLength":1,"description":"Target webpage URL to fetch and distill (or builtin://stripe-docs)"},"html":{"type":"string","description":"Optional raw HTML string to distill directly without fetching"},"mode":{"enum":["markdown","structured","skeleton","budget"],"type":"string","default":"markdown","description":"Distillation mode"},"query":{"type":"string","description":"BM25 focus query when mode=budget"},"max_tokens":{"type":"integer","minimum":20,"description":"Strict token budget ceiling when mode=budget"}}},"responseSchema":{"type":"object","required":["status","roi_proof","data"],"properties":{"data":{"type":"object","description":"Distilled Markdown, structured JSON tables/metadata, skeleton outline, or BM25 budget excerpt."},"cache":{"type":"object","properties":{"status":{"enum":["HIT","MISS"],"type":"string"},"cache_key":{"type":"string"},"latency_ms":{"type":"number"}}},"status":{"type":"string","description":"Execution status ('ok')"},"billing":{"type":"object","properties":{"agent_id":{"type":"string"},"payment_method":{"type":"string"},"fee_charged_usd":{"type":"number"}}},"roi_proof":{"type":"object","properties":{"raw_tokens":{"type":"integer"},"tokens_saved":{"type":"integer"},"roi_multiplier":{"type":"number"},"distilled_tokens":{"type":"integer"},"llm_cost_saved_usd":{"type":"number"},"compression_ratio_pct":{"type":"number"}}}}},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.001","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__iJwUKw_5b0sBzmkEZbrH","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"preflight.agentdiet.dev","brandSlug":"preflight-agentdiet-dev-mpp","brandBaseUrl":"https://preflight.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Fetches and compresses a webpage (or raw HTML) into compact, agent-ready tokens using BM25-ranked budget control and multiple distillation modes","exampleAgentPrompt":"Fetch https://stripe.com/docs/payments and distill it into compact markdown within a 500-token budget, focusing on 'payment intent creation'.","exampleUseCases":[{"title":"Compress docs page for agent context","prompt":"Grab the OpenAI API reference at https://platform.openai.com/docs/api-reference and distill it into structured JSON tables so I can pass only the relevant parts to my agent without blowing my context window."},{"title":"Budget-capped research on competitor pricing","prompt":"Fetch https://vercel.com/pricing and give me a BM25-focused excerpt under 300 tokens that highlights the parts about 'team plan pricing' — I only want the most relevant content."},{"title":"Skeleton outline of a long article","prompt":"Distill https://en.wikipedia.org/wiki/Large_language_model into a skeleton outline so I can see the document structure and headings without reading the whole thing."}],"resultDescription":"Returns a 'data' object containing the distilled content (Markdown, structured JSON, skeleton, or BM25 excerpt depending on mode), plus an roi_proof block showing raw token count, distilled token count, tokens saved, compression ratio percentage, estimated LLM cost saved in USD, and ROI multiplier. Also includes cache status (HIT/MISS) and billing details.","failureModes":["Invalid or unreachable URL returns fetch error","max_tokens below minimum of 20 returns validation error","mode=budget without a query returns degraded results","Raw HTML too large may exceed processing limits","Payment failure (x402) if agent lacks sufficient USDC balance","Cache MISS on first call may increase latency"],"whenToPreferThis":"Choose this endpoint when your agent needs to read webpage content but must stay within a token budget — especially when passing web content into an LLM context window where cost and size matter. Prefer it over raw HTTP fetching when you need markdown conversion, structured extraction, or BM25-ranked relevance filtering. Ideal when LLM token costs are a concern and you want quantified proof of compression savings.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:19.661Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-agentdiet-context-diet-web-url-distiller-9bf46b73"}