{"name":"FetchDelta","description":"Paid page freshness API for agents that monitor docs, release notes, pricing, and policy 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Use docs, changelogs, release notes, pricing pages, policy pages, or other public pages. Private, localhost, credentialed, and non-HTTP(S) URLs are rejected.","example":"https://example.com/"}],"responseSchema":{"type":"object","properties":{"url":{"type":"string","format":"uri"},"finalUrl":{"type":"string","format":"uri"},"fetchedAt":{"type":"string","format":"date-time"},"baselineCreated":{"type":"boolean"},"hasChanges":{"type":"boolean"},"addedLines":{"type":"integer"},"removedLines":{"type":"integer"},"preview":{"type":"array","items":{"type":"object","properties":{"type":{"type":"string","enum":["added","removed","unchanged"]},"text":{"type":"string"}},"required":["type","text"]}}},"required":["url","baselineCreated","hasChanges","addedLines","removedLines","preview"]},"example":"https://fetchdelta.com/api/diff?url=https%3A%2F%2Fexample.com%2F"},{"name":"starter-watchlist-checkout","method":"GET","url":"https://fetchdelta.com/api/starter-watchlist/checkout","description":"Paid x402 endpoint for the first Starter Watchlist month and onboarding activation.","price":"$99","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/starter-watchlist/checkout?cta=agent-card-starter-watchlist-checkout"},{"name":"enterprise-retainer-checkout","method":"GET","url":"https://fetchdelta.com/api/enterprise-retainer/checkout","description":"Paid x402 endpoint for the first Enterprise Watchlist activation month and onboarding retainer.","price":"$5000","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/enterprise-retainer/checkout?cta=agent-card-enterprise-retainer-checkout"},{"name":"ai-answer-freshness-annual-checkout","method":"GET","url":"https://fetchdelta.com/api/ai-answer-freshness/annual/checkout","description":"Paid x402 endpoint for annual AI Answer Freshness prepay and enterprise onboarding activation.","price":"$60000","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/ai-answer-freshness/annual/checkout?cta=agent-card-ai-answer-freshness-annual-checkout"},{"name":"business-watchlist-checkout","method":"GET","url":"https://fetchdelta.com/api/business-watchlist/checkout","description":"Paid x402 endpoint for the first Business Watchlist month and onboarding activation.","price":"$1999","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/business-watchlist/checkout?cta=agent-card-business-watchlist-checkout"},{"name":"proposal-watchlist-annual-checkout","method":"GET","url":"https://fetchdelta.com/api/proposal-watchlist/annual/checkout","description":"Paid x402 endpoint for annual Proposal Watchlist prepay and RFP/deal-desk onboarding activation.","price":"$24000","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/proposal-watchlist/annual/checkout?cta=agent-card-proposal-watchlist-annual-checkout"},{"name":"compliance-watchlist-checkout","method":"GET","url":"https://fetchdelta.com/api/compliance-watchlist/checkout","description":"Paid x402 endpoint for the first Compliance Watchlist activation month and onboarding retainer.","price":"$9500","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/compliance-watchlist/checkout?cta=agent-card-compliance-watchlist-checkout"},{"name":"compliance-annual-checkout","method":"GET","url":"https://fetchdelta.com/api/compliance-watchlist/annual/checkout","description":"Paid x402 endpoint for annual Compliance Watchlist prepay and onboarding activation.","price":"$99000","network":"eip155:8453","settlementAsset":"USDC","parameters":[],"responseSchema":{"type":"object","additionalProperties":true},"example":"https://fetchdelta.com/api/compliance-watchlist/annual/checkout?cta=agent-card-compliance-annual-checkout"}]}