{"uid":"cap_XkNQd7OBXfXqQqrT031mN","slug":"limitguard-api-key-upgrade-to-starter-tier-8eee2a37","name":"LimitGuard API Key Upgrade to Starter Tier","description":"Check every lead against official business registers, VAT and sanctions lists. Proceed, review or block, with the source. 5 lead checks free.","url":"https://api.limitguard.ai/v1/keys/upgrade/starter?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"note":{"type":"string"},"input":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":[],"properties":{}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}},"sandbox":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"curl":{"type":"string"},"note":{"type":"string"}}},"recovery":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"curl":{"type":"string"}}},"prepaidBalance":{"type":"object","required":["balance_usd","price_usd"],"properties":{"note":{"type":"string"},"topup":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"curl":{"type":"string"},"minimum_usd":{"type":"integer"}}},"reason":{"type":"string"},"price_usd":{"type":"number"},"balance_usd":{"type":["number","null"]}}},"documentation_url":{"type":"string"},"cachedTierAvailable":{"type":"boolean"}}},"responseSchema":{"type":"json","example":{"status":"ok"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"99","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":"$99/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"99","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"99","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RT_lOttQ3SoYeDLU-WgGe","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"99","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Upgrades an API key to the LimitGuard Starter tier, enabling access to real-time trust scoring across up to 8 data sources for AI agents, businesses, and transactions.","exampleAgentPrompt":"Upgrade my LimitGuard API key to the Starter tier so I can start running real-time trust scores across all 8 data sources for my agents and transactions.","exampleUseCases":[{"title":"Activating trust scoring for agent fleet","prompt":"I want to upgrade to LimitGuard Starter so my AI agents can start doing real-time trust checks on counterparties before every transaction — can you activate the starter tier on my API key?"},{"title":"Unlocking multi-source compliance checks","prompt":"My current LimitGuard key doesn't have access to all the data sources yet — please upgrade it to Starter so I can run full 8-source risk scores on the businesses I'm onboarding."},{"title":"Enabling paid tier after trial","prompt":"I've been testing LimitGuard and I'm ready to go live — upgrade my API key to the Starter plan so I can use trust scoring in production for my agent economy platform."}],"resultDescription":"Returns a JSON object with status 'ok' confirming the API key has been successfully upgraded to the Starter tier, granting access to real-time trust scoring across up to 8 data sources.","failureModes":["Insufficient prepaid balance — returns payment required error with top-up instructions","Already on Starter or higher tier — may return a no-op or conflict response","Invalid or missing API key — authentication failure","Service unavailable — transient API error"],"whenToPreferThis":"Use this endpoint when you need to upgrade a LimitGuard API key from a free or limited tier to the Starter plan to gain access to multi-source trust scoring. Prefer this over manually managing subscriptions or contacting support.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T00:32:36.965Z","isFirstParty":false,"canonicalSlug":"limitguard-api-key-upgrade-to-starter-tier-8eee2a37"}