{"uid":"cap_Tv9_K-0NR9ovr4GjWkDr_","slug":"state-machine-liveness-mcp-7c7b10b2","name":"State Machine Liveness 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/state-machine-liveness-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":"0.5","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_wv754g66ReibYoXBvCMyy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks or processes liveness conditions for a state machine, determining whether a given state machine configuration can make progress or reach a target state.","exampleAgentPrompt":"Check if this state machine definition can make progress and won't deadlock — here's the state data: '{\"states\":[\"idle\",\"running\",\"done\"],\"transitions\":[{\"from\":\"idle\",\"to\":\"running\"},{\"from\":\"running\",\"to\":\"done\"}],\"initial\":\"idle\"}'","exampleUseCases":[{"title":"Deadlock detection in workflow engine","prompt":"I have a workflow modeled as a state machine and I'm worried it might get stuck in a deadlock. Can you check if this state machine data is live and can always make forward progress? Here's the definition: '{\"states\":[\"start\",\"processing\",\"waiting\",\"end\"],\"transitions\":[{\"from\":\"start\",\"to\":\"processing\"},{\"from\":\"processing\",\"to\":\"waiting\"},{\"from\":\"waiting\",\"to\":\"end\"}],\"initial\":\"start\"}'"},{"title":"Concurrent process liveness audit","prompt":"I'm modeling a multi-step concurrent process as a state machine and need to verify it satisfies the liveness property — meaning every state can eventually reach a terminal state. Please analyze this state machine: '{\"states\":[\"A\",\"B\",\"C\",\"D\"],\"transitions\":[{\"from\":\"A\",\"to\":\"B\"},{\"from\":\"B\",\"to\":\"C\"},{\"from\":\"C\",\"to\":\"D\"}],\"initial\":\"A\",\"final\":\"D\"}'"},{"title":"Validate protocol state machine","prompt":"Before deploying my communication protocol, can you verify this state machine won't get into a stuck state where it can't proceed? Run a liveness check on: '{\"states\":[\"connect\",\"handshake\",\"transfer\",\"disconnect\"],\"transitions\":[{\"from\":\"connect\",\"to\":\"handshake\"},{\"from\":\"handshake\",\"to\":\"transfer\"},{\"from\":\"transfer\",\"to\":\"disconnect\"}],\"initial\":\"connect\"}'"}],"resultDescription":"Returns an analysis of the state machine's liveness properties, indicating whether the machine can make progress, reach terminal states, and avoid deadlock. May include reachability results, identified problematic states, and an overall liveness verdict.","failureModes":["Invalid or malformed state machine JSON causes processing error","Missing required 'data' field returns a bad request error","State machine with no transitions cannot be analyzed","Payment failure (402) if USDC balance is insufficient","Timeout if state machine definition is extremely large or complex"],"whenToPreferThis":"Use this endpoint when you need to formally verify that a state machine definition satisfies the liveness property — i.e., that it can always make progress and reach a goal state without deadlocking. Prefer this over manual inspection when the state machine is complex, when correctness is critical, or when you need an automated, programmatic liveness check as part of a CI/CD or deployment pipeline.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T19:13:13.267Z","isFirstParty":false,"canonicalSlug":"state-machine-liveness-mcp-7c7b10b2"}