{"uid":"cap_r1jpm9tyTMPaX7XtGBzpa","slug":"subzero-kv-compressor-mcp-0147a467","name":"Subzero KV Compressor MCP","description":"The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.","url":"https://api.m2mcent.com/subzero-kv-compressor-mcp/api/process?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.15","displayCostAsset":"USDC","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":"$0.15/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1nxZJqIIs8ZD9nLmirTvw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.15","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Compresses key-value data using subzero compression algorithms via a paid agentic endpoint","exampleAgentPrompt":"Compress this key-value data string for me so it takes up less space: 'user_id=12345;session_token=abcxyz;preferences=dark_mode,notifications_on;locale=en-US'","exampleUseCases":[{"title":"Compress agent context before storage","prompt":"Take this agent context payload and compress it using subzero KV compression before I store it: 'agent_id=agent-7;task=summarize;status=pending;retries=3;last_seen=2024-01-15T10:00:00Z'"},{"title":"Shrink config payload for transmission","prompt":"I need to send this config key-value string over a bandwidth-limited channel — can you compress it down with the subzero KV compressor? The data is: 'env=production;region=us-east-1;timeout=30;max_connections=100;debug=false'"},{"title":"Reduce LLM prompt memory footprint","prompt":"Compress this structured memory string so it fits in fewer tokens before I inject it into the next prompt: 'topic=finance;user_goal=budget_planning;prior_answers=yes,no,maybe;session_depth=4'"}],"resultDescription":"Returns a compressed representation of the input data string, with reduced byte size achieved via subzero KV compression algorithms. The agent receives the compact encoded output suitable for storage or transmission.","failureModes":["Empty or missing 'data' field returns a validation error","Malformed input string may produce unexpected compression artifacts","Payment failure (402) if USDC balance is insufficient","Timeout if input payload is extremely large","Service unavailability returns 5xx error"],"whenToPreferThis":"Choose this endpoint when you need to compress key-value structured string data and want a simple, single-field POST interface with predictable per-call pricing. Prefer it over general-purpose compression APIs when working in agentic workflows that already use x402 micropayment infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-03T00:51:41.933Z","isFirstParty":false,"canonicalSlug":"subzero-kv-compressor-mcp-0147a467"}