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The server does not execute the follow-up."},"use_output":{"type":"string"},"authorization_required":{"type":"boolean","const":true}}}}}}}},"outputExample":{"request_id":"018f1f54-7f38-7ba2-8dc3-5f90272d9f1a","service":"research.feed-normalize","version":"1","data":{"url":"https://hnrss.org/frontpage","title":"Hacker News: Front Page","entryCount":2,"entries":[{"title":"Example engineering launch","url":"https://example.com/posts/engineering-launch","published":"Tue, 11 Aug 2026 04:00:00 +0000","summary":"A bounded example entry normalized from a public RSS item.","id":"https://example.com/posts/engineering-launch","publishedAt":"2026-08-11T04:00:00+00:00"},{"title":"Example API update","url":"https://example.com/posts/api-update","published":"Tue, 11 Aug 2026 03:00:00 +0000","summary":"A second demonstration item with the same stable output fields.","id":"https://example.com/posts/api-update","publishedAt":"2026-08-11T03:00:00+00:00"}]},"meta":{"duration_ms":42,"cached":false,"sources":[],"warnings":[],"next_actions":[]}},"samplePath":"/samples/research.feed-normalize","tags":["developer","research","rss","atom","feed","news"],"cacheTtl":300,"purchase":{"endpoint":"https://apiacre.com/v1/research/feed-normalize","method":"POST","protocol":"x402","network":"eip155:8453","asset":"USDC","exactAmount":"0.01","authorizationRequired":true,"browserCheckoutUrl":"https://apiacre.com/try/research.feed-normalize","documentationUrl":"https://apiacre.com/services/research.feed-normalize","sampleUrl":"https://apiacre.com/samples/research.feed-normalize","buyerGuideUrl":"https://apiacre.com/buyers","coinbaseAgenticWallet":{"client":"official-coinbase","payCommand":"npx --yes awal@latest x402 pay https://apiacre.com/v1/research/feed-normalize \\\n  -X POST \\\n  -d '{\"url\":\"https://hnrss.org/frontpage\"}' \\\n  --max-amount 10000 \\\n  --json","documentationUrl":"https://docs.cdp.coinbase.com/agentic-wallet/cli/skills/pay-for-service","maximumUsdc":"0.01","maximumAtomicUsdc":"10000","authenticationRequired":true,"copyingCommandPays":false,"runningCommandMayPay":true},"agentcash":{"client":"third-party","checkCommand":"npx --yes agentcash@latest check https://apiacre.com/v1/research/feed-normalize","fetchCommand":"npx --yes agentcash@latest fetch https://apiacre.com/v1/research/feed-normalize \\\n  --method POST \\\n  --header 'content-type: application/json' \\\n  --body '{\"url\":\"https://hnrss.org/frontpage\"}' \\\n  --payment-protocol x402 \\\n  --payment-network base \\\n  --max-amount 0.01","maximumUsdc":"0.01","copyingCommandPays":false,"fetchMayAutomaticallyPay":true}}},{"slug":"research.news-aggregate","title":"Multi-feed news aggregation","category":"research","description":"Merge two to eight public RSS or Atom feeds into a filtered, deduplicated, time-ordered news stream with bounded partial-failure reporting.","method":"POST","path":"/v1/research/news-aggregate","price":"$0.05","scheme":"exact","network":"eip155:8453","inputSchema":{"additionalProperties":false,"properties":{"feeds":{"items":{"format":"uri","maxLength":2083,"minLength":1,"type":"string"},"maxItems":8,"minItems":2,"title":"Feeds","type":"array"},"limit":{"default":50,"maximum":100,"minimum":1,"title":"Limit","type":"integer"},"per_feed_limit":{"default":25,"maximum":50,"minimum":1,"title":"Per Feed Limit","type":"integer"},"keywords":{"items":{"type":"string"},"maxItems":20,"title":"Keywords","type":"array"},"since_hours":{"anyOf":[{"maximum":720,"minimum":1,"type":"integer"},{"type":"null"}],"default":null,"title":"Since Hours"},"deduplicate_by":{"default":"url_or_title","enum":["url","title","url_or_title"],"title":"Deduplicate By","type":"string"}},"required":["feeds"],"title":"NewsAggregateInput","type":"object"},"inputExample":{"feeds":["https://hnrss.org/frontpage","https://www.nasa.gov/feed/"],"limit":25,"per_feed_limit":20,"keywords":[],"deduplicate_by":"url_or_title"},"outputSchema":{"type":"object","required":["request_id","service","version","data","meta"],"properties":{"request_id":{"type":"string","description":"Unique request identifier"},"service":{"type":"string","const":"research.news-aggregate"},"version":{"type":"string","const":"1"},"data":{"type":"object","description":"Structured Multi-feed news aggregation result","properties":{"feedCount":{"type":"integer"},"successfulFeedCount":{"type":"integer"},"failedFeedCount":{"type":"integer"},"feeds":{"type":"array","items":{}},"entryCount":{"type":"integer"},"duplicatesRemoved":{"type":"integer"},"filteredOut":{"type":"integer"},"entries":{"type":"array","items":{}},"retrievedAt":{"type":"string"}}},"meta":{"type":"object","required":["duration_ms","cached","sources","warnings","next_actions"],"properties":{"duration_ms":{"type":"integer","minimum":0},"cached":{"type":"boolean"},"sources":{"type":"array","items":{"type":"string"}},"warnings":{"type":"array","items":{"type":"string"}},"next_actions":{"type":"array","description":"Optional separately priced follow-up calls. Each action requires a new payment challenge and explicit buyer authorization.","items":{"type":"object","required":["service","title","reason","method","path","price","input_template","use_output","authorization_required"],"properties":{"service":{"type":"string"},"title":{"type":"string"},"reason":{"type":"string"},"method":{"type":"string","const":"POST"},"path":{"type":"string","pattern":"^/v1/"},"price":{"type":"string","pattern":"^\\$[0-9]+"},"input_template":{"type":"object","description":"Client-side template only: $request refers to the original input, $result to this response, and $json(...) serializes its argument. The server does not execute the follow-up."},"use_output":{"type":"string"},"authorization_required":{"type":"boolean","const":true}}}}}}}},"outputExample":{"request_id":"018f1f54-7f38-7ba2-8dc3-5f90272d9f1a","service":"research.news-aggregate","version":"1","data":{"feedCount":2,"successfulFeedCount":2,"failedFeedCount":0,"feeds":[{"requestedUrl":"https://hnrss.org/frontpage","url":"https://hnrss.org/frontpage","status":"ok","error":null,"httpStatus":200,"elapsedMs":118,"title":"Hacker News: Front Page","entryCount":20},{"requestedUrl":"https://www.nasa.gov/feed/","url":"https://www.nasa.gov/feed/","status":"ok","error":null,"httpStatus":200,"elapsedMs":164,"title":"NASA","entryCount":20}],"entryCount":25,"duplicatesRemoved":1,"filteredOut":0,"entries":[{"sourceUrl":"https://www.nasa.gov/feed/","sourceTitle":"NASA","title":"A structured public-news example","url":"https://www.nasa.gov/example/","published":"Sun, 09 Aug 2026 18:00:00 +0000","publishedAt":"2026-08-09T18:00:00+00:00","summary":"A normalized entry merged from one of the requested feeds.","id":"https://www.nasa.gov/example/"}],"retrievedAt":"2026-08-10T00:00:00+00:00"},"meta":{"duration_ms":42,"cached":false,"sources":[],"warnings":[],"next_actions":[{"service":"data.schema","title":"Schema inference","reason":"Infer a reusable validation contract for the normalized news entries.","method":"POST","path":"/v1/data/schema","price":"$0.025","input_template":{"content":"$json($result.data.entries)","format":"json"},"use_output":"Use result.data.schema to validate future aggregation 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--max-amount 50000 \\\n  --json","documentationUrl":"https://docs.cdp.coinbase.com/agentic-wallet/cli/skills/pay-for-service","maximumUsdc":"0.05","maximumAtomicUsdc":"50000","authenticationRequired":true,"copyingCommandPays":false,"runningCommandMayPay":true},"agentcash":{"client":"third-party","checkCommand":"npx --yes agentcash@latest check https://apiacre.com/v1/research/news-aggregate","fetchCommand":"npx --yes agentcash@latest fetch https://apiacre.com/v1/research/news-aggregate \\\n  --method POST \\\n  --header 'content-type: application/json' \\\n  --body '{\"feeds\":[\"https://hnrss.org/frontpage\",\"https://www.nasa.gov/feed/\"],\"limit\":25,\"per_feed_limit\":20,\"keywords\":[],\"deduplicate_by\":\"url_or_title\"}' \\\n  --payment-protocol x402 \\\n  --payment-network base \\\n  --max-amount 0.05","maximumUsdc":"0.05","copyingCommandPays":false,"fetchMayAutomaticallyPay":true}}},{"slug":"developer.openapi-test-generate","title":"OpenAPI pytest 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result","properties":{"documentSha256":{"type":"string"},"openapiVersion":{"type":"string"},"apiTitle":{"type":"string"},"baseUrlDefault":{"type":"string"},"operationCount":{"type":"integer"},"generatedTestCount":{"type":"integer"},"guardedMutationCount":{"type":"integer"},"truncated":{"type":"boolean"},"sourceFileName":{"type":"string"},"sourceSha256":{"type":"string"},"source":{"type":"string"},"operations":{"type":"array","items":{}},"requirements":{"type":"array","items":{}},"environment":{"type":"object"},"warnings":{"type":"array","items":{}},"execution":{"type":"object"}}},"meta":{"type":"object","required":["duration_ms","cached","sources","warnings","next_actions"],"properties":{"duration_ms":{"type":"integer","minimum":0},"cached":{"type":"boolean"},"sources":{"type":"array","items":{"type":"string"}},"warnings":{"type":"array","items":{"type":"string"}},"next_actions":{"type":"array","description":"Optional separately priced follow-up calls. Each action requires a new payment challenge and explicit buyer authorization.","items":{"type":"object","required":["service","title","reason","method","path","price","input_template","use_output","authorization_required"],"properties":{"service":{"type":"string"},"title":{"type":"string"},"reason":{"type":"string"},"method":{"type":"string","const":"POST"},"path":{"type":"string","pattern":"^/v1/"},"price":{"type":"string","pattern":"^\\$[0-9]+"},"input_template":{"type":"object","description":"Client-side template only: $request refers to the original input, $result to this response, and $json(...) serializes its argument. The server does not execute the follow-up."},"use_output":{"type":"string"},"authorization_required":{"type":"boolean","const":true}}}}}}}},"outputExample":{"request_id":"018f1f54-7f38-7ba2-8dc3-5f90272d9f1a","service":"developer.openapi-test-generate","version":"1","data":{"documentSha256":"2f27879b24323466c5dbca7df9bf137561b826bd43c318b8642b92f04b17930d","openapiVersion":"3.1.0","apiTitle":"Widget API","baseUrlDefault":"https://api.example.com","operationCount":2,"generatedTestCount":2,"guardedMutationCount":1,"truncated":false,"sourceFileName":"test_openapi_generated.py","sourceSha256":"44d05573bd64ef63deb934c9bef7b1ed6c618e4093c9cc7eee8e3a55b12b0f26","source":"\"\"\"Generated API smoke tests. Review targets and payloads before running.\"\"\"\n\nimport os\n\nimport pytest\nimport requests\n\nDEFAULT_BASE_URL = 'https://api.example.com'\nBASE_URL = os.environ.get(\"API_BASE_URL\", DEFAULT_BASE_URL).rstrip(\"/\")\nTIMEOUT_SECONDS = 20\n\n\ndef _require_base_url():\n    if not BASE_URL:\n        pytest.skip(\"Set API_BASE_URL to the API origin\")\n    return BASE_URL\n\n\ndef _headers(extra=None):\n    headers = dict(extra or {})\n    if token := os.environ.get('API_BEARER_TOKEN'):\n        headers[\"Authorization\"] = f\"Bearer {token}\"\n    if api_key := os.environ.get('API_KEY'):\n        headers[\"X-API-Key\"] = api_key\n    return headers\n\n\ndef test_gethealth():\n    base_url = _require_base_url()\n    response = requests.request('GET', base_url + '/health', headers=_headers({}), timeout=TIMEOUT_SECONDS)\n    assert response.status_code in [200]\n\n@pytest.mark.skipif(\n    os.environ.get(\"API_ALLOW_MUTATING_TESTS\") != \"1\",\n    reason=\"POST test disabled; set API_ALLOW_MUTATING_TESTS=1\",\n)\ndef test_createwidget():\n    base_url = _require_base_url()\n    response = requests.request('POST', base_url + '/widgets', headers=_headers({}), json={'name': 'Acre'}, timeout=TIMEOUT_SECONDS)\n    assert response.status_code in 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--json","documentationUrl":"https://docs.cdp.coinbase.com/agentic-wallet/cli/skills/pay-for-service","maximumUsdc":"0.1","maximumAtomicUsdc":"100000","authenticationRequired":true,"copyingCommandPays":false,"runningCommandMayPay":true},"agentcash":{"client":"third-party","checkCommand":"npx --yes agentcash@latest check https://apiacre.com/v1/developer/openapi-test-generate","fetchCommand":"npx --yes agentcash@latest fetch https://apiacre.com/v1/developer/openapi-test-generate \\\n  --method POST \\\n  --header 'content-type: application/json' \\\n  --body '{\"document\":\"{\\\"openapi\\\":\\\"3.1.0\\\",\\\"info\\\":{\\\"title\\\":\\\"Widget 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four-byte selectors are not globally unique."],"encoding":{"calldataBytes":68,"argumentBytes":64,"calldataSha256":"f77b5da6ef3efa41f5084d653dc4a135a3978d541db97ce13225bd442b025198","argumentsSha256":"d3458da251349437abe3549042a49868dc5528422a63bb815f3e0b46725052c9","canonical":true}},"meta":{"duration_ms":42,"cached":false,"sources":[],"warnings":[],"next_actions":[]}},"samplePath":"/samples/crypto.calldata-decode","tags":["crypto","evm","ethereum","solidity","calldata","abi","decode","selector","canonical"],"cacheTtl":0,"purchase":{"endpoint":"https://apiacre.com/v1/crypto/calldata-decode","method":"POST","protocol":"x402","network":"eip155:8453","asset":"USDC","exactAmount":"0.001","authorizationRequired":true,"browserCheckoutUrl":"https://apiacre.com/try/crypto.calldata-decode","documentationUrl":"https://apiacre.com/services/crypto.calldata-decode","sampleUrl":"https://apiacre.com/samples/crypto.calldata-decode","buyerGuideUrl":"https://apiacre.com/buyers","coinbaseAgenticWallet":{"client":"official-coinbase","payCommand":"npx --yes awal@latest x402 pay https://apiacre.com/v1/crypto/calldata-decode \\\n  -X POST \\\n  -d '{\"calldata\":\"0xa9059cbb0000000000000000000000001111111111111111111111111111111111111111000000000000000000000000000000000000000000000000000000000000002a\",\"input_mode\":\"auto\"}' \\\n  --max-amount 1000 \\\n  --json","documentationUrl":"https://docs.cdp.coinbase.com/agentic-wallet/cli/skills/pay-for-service","maximumUsdc":"0.001","maximumAtomicUsdc":"1000","authenticationRequired":true,"copyingCommandPays":false,"runningCommandMayPay":true},"agentcash":{"client":"third-party","checkCommand":"npx --yes agentcash@latest check https://apiacre.com/v1/crypto/calldata-decode","fetchCommand":"npx --yes agentcash@latest fetch https://apiacre.com/v1/crypto/calldata-decode \\\n  --method POST \\\n  --header 'content-type: application/json' \\\n  --body '{\"calldata\":\"0xa9059cbb0000000000000000000000001111111111111111111111111111111111111111000000000000000000000000000000000000000000000000000000000000002a\",\"input_mode\":\"auto\"}' \\\n  --payment-protocol x402 \\\n  --payment-network base \\\n  --max-amount 0.001","maximumUsdc":"0.001","copyingCommandPays":false,"fetchMayAutomaticallyPay":true}}},{"slug":"crypto.typed-data-hash","title":"EIP-712 hash","category":"crypto","description":"Validate EIP-712 typed structured data and derive its domain separator, message hash, and signing digest.","method":"POST","path":"/v1/crypto/typed-data-hash","price":"$0.01","scheme":"exact","network":"eip155:8453","inputSchema":{"properties":{"typed_data":{"additionalProperties":true,"title":"Typed Data","type":"object"}},"required":["typed_data"],"title":"TypedDataInput","type":"object"},"inputExample":{"typed_data":{"types":{"EIP712Domain":[{"name":"name","type":"string"}],"Message":[{"name":"contents","type":"string"}]},"primaryType":"Message","domain":{"name":"API Acre Example"},"message":{"contents":"Hello"}}},"outputSchema":{"type":"object","required":["request_id","service","version","data","meta"],"properties":{"request_id":{"type":"string","description":"Unique request identifier"},"service":{"type":"string","const":"crypto.typed-data-hash"},"version":{"type":"string","const":"1"},"data":{"type":"object","description":"Structured EIP-712 hash result","properties":{"valid":{"type":"boolean"},"domainSeparator":{"type":"string"},"messageHash":{"type":"string"},"signingHash":{"type":"string"},"primaryType":{"type":"string"}}},"meta":{"type":"object","required":["duration_ms","cached","sources","warnings","next_actions"],"properties":{"duration_ms":{"type":"integer","minimum":0},"cached":{"type":"boolean"},"sources":{"type":"array","items":{"type":"string"}},"warnings":{"type":"array","items":{"type":"string"}},"next_actions":{"type":"array","description":"Optional separately priced follow-up calls. Each action requires a new payment challenge and explicit buyer authorization.","items":{"type":"object","required":["service","title","reason","method","path","price","input_template","use_output","authorization_required"],"properties":{"service":{"type":"string"},"title":{"type":"string"},"reason":{"type":"string"},"method":{"type":"string","const":"POST"},"path":{"type":"string","pattern":"^/v1/"},"price":{"type":"string","pattern":"^\\$[0-9]+"},"input_template":{"type":"object","description":"Client-side template only: $request refers to the original input, $result to this response, and $json(...) serializes its argument. The server does not execute the follow-up."},"use_output":{"type":"string"},"authorization_required":{"type":"boolean","const":true}}}}}}}},"outputExample":{"request_id":"018f1f54-7f38-7ba2-8dc3-5f90272d9f1a","service":"crypto.typed-data-hash","version":"1","data":{"valid":true,"domainSeparator":"0xc167959bdf834486717879a8cd6eb3e12a864d1b1d7dbcecec40455e1b4bc8c8","messageHash":"0xd6a9eadbfb49313d8b83d02d2bb22b916a5b16e6006946c9ca6fa7959d934b3a","signingHash":"0x7433e410d5f2857cb42d0bfd31bc71e8aa553f02ce0eed397927f01dfb46424c","primaryType":"Message"},"meta":{"duration_ms":42,"cached":false,"sources":[],"warnings":[],"next_actions":[]}},"samplePath":"/samples/crypto.typed-data-hash","tags":["crypto","evm","ethereum","eip-712","typed-data","hash"],"cacheTtl":0,"purchase":{"endpoint":"https://apiacre.com/v1/crypto/typed-data-hash","method":"POST","protocol":"x402","network":"eip155:8453","asset":"USDC","exactAmount":"0.01","authorizationRequired":true,"browserCheckoutUrl":"https://apiacre.com/try/crypto.typed-data-hash","documentationUrl":"https://apiacre.com/services/crypto.typed-data-hash","sampleUrl":"https://apiacre.com/samples/crypto.typed-data-hash","buyerGuideUrl":"https://apiacre.com/buyers","coinbaseAgenticWallet":{"client":"official-coinbase","payCommand":"npx --yes awal@latest x402 pay https://apiacre.com/v1/crypto/typed-data-hash \\\n  -X POST \\\n  -d '{\"typed_data\":{\"types\":{\"EIP712Domain\":[{\"name\":\"name\",\"type\":\"string\"}],\"Message\":[{\"name\":\"contents\",\"type\":\"string\"}]},\"primaryType\":\"Message\",\"domain\":{\"name\":\"API Acre Example\"},\"message\":{\"contents\":\"Hello\"}}}' \\\n  --max-amount 10000 \\\n  --json","documentationUrl":"https://docs.cdp.coinbase.com/agentic-wallet/cli/skills/pay-for-service","maximumUsdc":"0.01","maximumAtomicUsdc":"10000","authenticationRequired":true,"copyingCommandPays":false,"runningCommandMayPay":true},"agentcash":{"client":"third-party","checkCommand":"npx --yes agentcash@latest check https://apiacre.com/v1/crypto/typed-data-hash","fetchCommand":"npx --yes agentcash@latest fetch https://apiacre.com/v1/crypto/typed-data-hash \\\n  --method POST \\\n  --header 'content-type: application/json' \\\n  --body '{\"typed_data\":{\"types\":{\"EIP712Domain\":[{\"name\":\"name\",\"type\":\"string\"}],\"Message\":[{\"name\":\"contents\",\"type\":\"string\"}]},\"primaryType\":\"Message\",\"domain\":{\"name\":\"API Acre Example\"},\"message\":{\"contents\":\"Hello\"}}}' \\\n  --payment-protocol x402 \\\n  --payment-network base \\\n  --max-amount 0.01","maximumUsdc":"0.01","copyingCommandPays":false,"fetchMayAutomaticallyPay":true}}}]}