{"uid":"cap_2NJQaa7-M-RgZisAp8PUk","slug":"multi-facilitator-x402-wallet-selection-decision-procedure-fd711672","name":"Multi-Facilitator x402 Wallet Selection Decision Procedure","description":"Paid agent-facing brief on multi-facilitator x402 wallet selection for agents: choosing between backing payment providers (Coinbase, Google, Visa, Stripe) when a 402 challenge or merchant surface supports several wallet facilitators, Cloudflare Wallets style aggregation · Build a decision procedure or schema for: multi-facilitator x402 wallet selection for agents: choosing between backing payment providers (Coinbase, Google. Blunt decision procedure, not marketing.","url":"https://k2so.wrong.systems/api/services/multi-facilitator-x402-wallet-selection-for-agen","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"multi-facilitator x402 wallet selection for agents: choosing between b paid response","$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":"multi-facilitator-x402-wallet-selection-for-agen","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"multi-facilitator-x402-wallet-selection-for-agen","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":"down","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_GwtQxyyL-KEIciq9t_LqU","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 blunt, actionable decision procedure for AI agents choosing between competing x402 wallet facilitators (Coinbase, Google, Visa, Stripe, Cloudflare Wallets) when a 402 payment challenge supports multiple providers.","exampleAgentPrompt":"I need a blunt decision procedure for picking between Coinbase, Google, Visa, and Stripe as x402 wallet facilitators when a merchant's 402 challenge supports multiple providers — no marketing fluff, just the selection logic.","exampleUseCases":[{"title":"Cloudflare Wallets aggregation routing decision","prompt":"When my agent hits a 402 challenge that lists Cloudflare Wallets-style aggregated facilitators including Coinbase and Stripe, what's the decision procedure for picking which one to actually use? Give me the blunt criteria, not a sales pitch."},{"title":"New agent payment stack provider selection","prompt":"I'm building an autonomous agent that needs to pay x402 merchants and I need to decide which wallet facilitator to back — can you give me a decision procedure comparing Coinbase, Google, Visa, and Stripe as the underlying provider?"},{"title":"Per-call facilitator arbitration schema","prompt":"Give me a schema or decision tree my agent can run each time it sees a 402 response with multiple wallet facilitator options, so it can automatically pick the best one based on cost, reliability, and trust — for providers like Coinbase, Google, and Stripe."}],"resultDescription":"A paid JSON response containing a prose decision procedure ('brief') and optional structured 'procedure' field that an agent can follow to select the optimal wallet facilitator from a set of competing x402 providers. Includes metadata like generation source (llm/reasoning/deterministic), topic, timestamp, and payment confirmation fields.","failureModes":["Payment not included — returns 402 challenge requiring $0.002 USDC via x402 before content is delivered","Invalid method (POST, PUT, PATCH) — only GET/HEAD/DELETE accepted","Malformed input schema — missing required 'type' or 'method' fields returns validation error","Topic override param ignored if not a string — falls back to default procedure topic","Service temporarily unavailable — upstream LLM/reasoning provider may time out on complex procedure generation"],"whenToPreferThis":"Choose this endpoint when an AI agent needs a neutral, engineering-focused decision procedure for x402 multi-facilitator scenarios and you want an LLM-generated brief rather than writing the logic yourself. Particularly useful when integrating Cloudflare Wallets-style aggregation layers where multiple facilitators (Coinbase, Google, Visa, Stripe) may appear in a single 402 challenge. Prefer this over generic payment documentation when you need agent-executable criteria, not marketing material.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:27:57.020Z","isFirstParty":false}