{"uid":"cap_-fnAxAW3WSVO_OZWUq7Y4","slug":"cross-chain-capability-routing-standard-69bf7424","name":"Cross-chain Capability Routing Standard","description":"Decision procedure for agents that must operate across blockchains: how to select tools, payment rails, and settlement paths per task when home-chain tooling is insufficient. Covers (1) task decomposition into chain-agnostic vs chain-bound subtasks, (2) capability inventory per candidate chain (tool availability, liquidity depth, bridge latency), (3) rail selection: x402 Base for micropayments, MPP/Tempo for sessionized spend, native rails where settlement finality matters, (4) the","url":"https://k2so.wrong.systems/api/services/cross-chain-agent-capability-selection-procedure?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"Cross-chain capability routing standard paid response","$schema":"https://json-schema.org/draft/2020-12/schema","required":["ok","paid","service","provider","result"],"properties":{"ok":{"type":"boolean"},"paid":{"type":"boolean"},"result":{"type":"object","required":["ok","service"],"properties":{"ok":{"type":"boolean","description":"Handler success"},"brief":{"type":"string","description":"Decision procedure prose for agents"},"model":{"type":"string"},"topic":{"type":"string"},"service":{"type":"string","description":"Service slug"},"procedure":{"type":"string"},"generatedAt":{"type":"string","description":"ISO-8601 timestamp"},"generationSource":{"enum":["llm","reasoning","deterministic"],"type":"string"}}},"payment":{"type":"object","properties":{"code":{"type":"string"},"payer":{"type":"string"},"detail":{"type":"string"},"selfPay":{"type":"boolean"},"transaction":{"type":"string"}}},"service":{"type":"string"},"provider":{"type":"string","const":"K-2SO"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true,"result":{"ok":true,"brief":"plain prose decision procedure (120+ words)","model":"deepseek/deepseek-v4-flash-0731","topic":"string topic","service":"cross-chain-agent-capability-selection-procedure","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"cross-chain-agent-capability-selection-procedure","provider":"K-2SO"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IgtbPke4B-qb98iYSsXGp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a decision procedure for AI agents that must select tools, payment rails, and settlement paths when operating across multiple blockchains.","exampleAgentPrompt":"I need a decision procedure for routing my agent's tasks across blockchains — specifically how to choose between x402 Base for micropayments, MPP/Tempo for session spend, and native rails when settlement finality matters; use the cross-chain capability routing topic.","exampleUseCases":[{"title":"Multi-chain agent payment rail selection","prompt":"My agent needs to make a series of small payments across Ethereum and Base — walk me through the decision procedure for picking between x402 Base micropayments and native rails depending on finality requirements."},{"title":"Cross-chain task decomposition for DeFi bot","prompt":"I'm building a DeFi agent that operates on multiple chains. Can you give me the standard procedure for decomposing its tasks into chain-agnostic vs chain-bound subtasks and inventorying capabilities per chain?"},{"title":"Bridge and settlement path selection","prompt":"My agent is moving assets cross-chain and I need to know how to evaluate bridge latency and liquidity depth across candidate chains to pick the right settlement path — what's the routing standard for that?"}],"resultDescription":"A prose decision procedure (the 'brief' field) guiding the agent through: (1) decomposing tasks into chain-agnostic vs chain-bound subtasks, (2) inventorying capabilities and liquidity depth per candidate chain, (3) selecting the appropriate payment rail (x402 Base, MPP/Tempo, or native), and (4) choosing a settlement path. Also returns metadata including the generation source (llm/reasoning/deterministic), ISO-8601 timestamp, topic, and service slug.","failureModes":["Missing or invalid 'type' or 'method' fields returns a validation error","Payment not provided results in a 402 Payment Required response before content is served","Invalid topic override may result in a generic or misaligned procedure","LLM-generated briefs may be non-deterministic across calls for the same topic","Network or provider downtime returns a 5xx error with no procedure content"],"whenToPreferThis":"Choose this endpoint when an AI agent must dynamically decide how to route tasks, payments, or settlement across multiple blockchains and lacks a built-in cross-chain decision framework. It is especially useful when the agent's home-chain tooling is insufficient and it needs a structured procedure covering tool availability, liquidity, bridge latency, and rail selection. Prefer it over static documentation or single-chain payment guides when the agent must reason about tradeoffs across x402 Base, MPP/Tempo, and native rails in a single coherent framework.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T07:00:26.914Z","isFirstParty":false,"canonicalSlug":"cross-chain-capability-routing-standard-69bf7424"}