{"id":"path-portability","title":"File path portability check across Windows, macOS and Linux","description":"Checks up to 500 relative file paths for names that break or collide on Windows, macOS or Linux: Windows reserved device names (CON.txt, NUL.tar.gz, COM¹), reserved characters, trailing dots and spaces, component and total length limits, and distinct paths that become one file through case folding or NFC/NFD normalization. For an agent that writes files from an archive, a generated tree or a repo before it touches a disk. It does not read the filesystem, expand 8.3 short names or environment long-path settings, and it models macOS as a case- and normalization-insensitive volume (the APFS flags), not as the user's actual volume.","roi":"A file named CON.txt, a trailing-dot name or two paths that differ only by case silently overwrite or fail on the other OS. One call checks the whole tree.","audience":"developer","package":"infra-preflight-kit","channels":["x402","mcp"],"endpoint":{"method":"POST","url":"https://agents.writerslogic.com/api/v1/path-portability","path":"/api/v1/path-portability","contentType":"application/json"},"price":{"amount":"0.005","currency":"USDC","network":"base","perCall":true,"failedCallsCharged":false},"inputSchema":{"type":"object","additionalProperties":false,"required":["paths"],"properties":{"paths":{"type":"array","minItems":1,"maxItems":500,"items":{"type":"string","minLength":1,"maxLength":4096},"description":"Relative paths with \"/\" separators. At most 200000 characters in total."},"targets":{"type":"array","maxItems":3,"items":{"type":"string","enum":["windows","macos","linux"]},"description":"Default: windows, macos and linux."},"destinationRoot":{"type":"string","maxLength":1024,"description":"Directory the paths will be created under; counted towards the total path length."}}},"resultSchema":{"type":"object","properties":{"status":{"type":"string","enum":["pass","fail","unknown","unsupported"],"description":"pass: every rule held. fail: a rule was violated (see witnesses). unknown: the input lacks the evidence to decide. unsupported: outside what this engine covers. Missing evidence is never a pass."},"checked":{"type":"integer"},"targets":{"type":"array","items":{"type":"string"}},"findings":{"type":"array","description":"Per-target problems, capped at 100; errors make the status fail, warnings do not.","items":{"type":"object","properties":{"target":{"type":"string"},"rule":{"type":"string"},"severity":{"type":"string"},"index":{"type":"integer"},"path":{"type":"string"},"component":{"type":"string"},"detail":{"type":"string"}}}},"findingCount":{"type":"integer"},"collisions":{"type":"array","items":{"type":"object","properties":{"targets":{"type":"array","items":{"type":"string"}},"kind":{"type":"string","enum":["normalization","case","equivalence"]},"count":{"type":"integer","description":"Paths in the group; indexes and paths list the first 10."},"indexes":{"type":"array","items":{"type":"integer"}},"paths":{"type":"array","items":{"type":"string"}}}}},"witnesses":{"type":"array","items":{"type":"object","properties":{"ruleId":{"type":"string"},"detail":{"type":"string"},"path":{"type":"string","description":"JSON pointer or dotted path into the input."},"offset":{"type":"integer"},"index":{"type":"integer"},"expected":{"description":"What the rule required."},"actual":{"description":"What the input had."}}}},"versions":{"type":"object","description":"Every semantic dependency of this answer (engine, tables and their as-of dates, tokenizer, calendar, rounding profile)."},"limits":{"type":"array","items":{"type":"string"}},"deterministic":{"type":"boolean","description":"Always true: pure code, no model."}}},"outputSchema":{"type":"object","properties":{"data":{"type":"object","properties":{"status":{"type":"string","enum":["pass","fail","unknown","unsupported"],"description":"pass: every rule held. fail: a rule was violated (see witnesses). unknown: the input lacks the evidence to decide. unsupported: outside what this engine covers. Missing evidence is never a pass."},"checked":{"type":"integer"},"targets":{"type":"array","items":{"type":"string"}},"findings":{"type":"array","description":"Per-target problems, capped at 100; errors make the status fail, warnings do not.","items":{"type":"object","properties":{"target":{"type":"string"},"rule":{"type":"string"},"severity":{"type":"string"},"index":{"type":"integer"},"path":{"type":"string"},"component":{"type":"string"},"detail":{"type":"string"}}}},"findingCount":{"type":"integer"},"collisions":{"type":"array","items":{"type":"object","properties":{"targets":{"type":"array","items":{"type":"string"}},"kind":{"type":"string","enum":["normalization","case","equivalence"]},"count":{"type":"integer","description":"Paths in the group; indexes and paths list the first 10."},"indexes":{"type":"array","items":{"type":"integer"}},"paths":{"type":"array","items":{"type":"string"}}}}},"witnesses":{"type":"array","items":{"type":"object","properties":{"ruleId":{"type":"string"},"detail":{"type":"string"},"path":{"type":"string","description":"JSON pointer or dotted path into the input."},"offset":{"type":"integer"},"index":{"type":"integer"},"expected":{"description":"What the rule required."},"actual":{"description":"What the input had."}}}},"versions":{"type":"object","description":"Every semantic dependency of this answer (engine, tables and their as-of dates, tokenizer, calendar, rounding profile)."},"limits":{"type":"array","items":{"type":"string"}},"deterministic":{"type":"boolean","description":"Always true: pure code, no model."}}},"_provenance":{"type":"object","description":"C2PA-aligned manifest and W3C VC 2.0 (eddsa-jcs-2022) issued by the hub DID; verify at POST /api/v1/verify-provenance"}},"required":["data","_provenance"]},"example":{"paths":["src/readme.md","src/README.md","docs/CON.txt","café.txt","café.txt","build/out."],"targets":["windows","macos","linux"]},"openapiOperation":{"operationId":"path_portability","summary":"File path portability check across Windows, macOS and Linux","description":"Checks up to 500 relative file paths for names that break or collide on Windows, macOS or Linux: Windows reserved device names (CON.txt, NUL.tar.gz, COM¹), reserved characters, trailing dots and spaces, component and total length limits, and distinct paths that become one file through case folding or NFC/NFD normalization. For an agent that writes files from an archive, a generated tree or a repo before it touches a disk. It does not read the filesystem, expand 8.3 short names or environment long-path settings, and it models macOS as a case- and normalization-insensitive volume (the APFS flags), not as the user's actual volume.\n\nPrice: 0.005 USDC on Base (x402).","x-x402-price-usdc":"0.005","x-x402-amount":"5000","x-payment-info":{"protocols":["x402"],"price":{"mode":"fixed","currency":"USD","amount":"0.005"}},"x-audience":"developer","x-sample-url":"https://agents.writerslogic.com/api/v1/samples/path-portability","security":[{"x402":[]},{"apiKey":[]}],"requestBody":{"required":true,"content":{"application/json":{"schema":{"type":"object","additionalProperties":false,"required":["paths"],"properties":{"paths":{"type":"array","minItems":1,"maxItems":500,"items":{"type":"string","minLength":1,"maxLength":4096},"description":"Relative paths with \"/\" separators. At most 200000 characters in total."},"targets":{"type":"array","maxItems":3,"items":{"type":"string","enum":["windows","macos","linux"]},"description":"Default: windows, macos and linux."},"destinationRoot":{"type":"string","maxLength":1024,"description":"Directory the paths will be created under; counted towards the total path length."}}},"example":{"paths":["src/readme.md","src/README.md","docs/CON.txt","café.txt","café.txt","build/out."],"targets":["windows","macos","linux"]}}}},"responses":{"200":{"description":"Paid result with provenance","content":{"application/json":{"schema":{"type":"object","properties":{"data":{"type":"object","properties":{"status":{"type":"string","enum":["pass","fail","unknown","unsupported"],"description":"pass: every rule held. fail: a rule was violated (see witnesses). unknown: the input lacks the evidence to decide. unsupported: outside what this engine covers. Missing evidence is never a pass."},"checked":{"type":"integer"},"targets":{"type":"array","items":{"type":"string"}},"findings":{"type":"array","description":"Per-target problems, capped at 100; errors make the status fail, warnings do not.","items":{"type":"object","properties":{"target":{"type":"string"},"rule":{"type":"string"},"severity":{"type":"string"},"index":{"type":"integer"},"path":{"type":"string"},"component":{"type":"string"},"detail":{"type":"string"}}}},"findingCount":{"type":"integer"},"collisions":{"type":"array","items":{"type":"object","properties":{"targets":{"type":"array","items":{"type":"string"}},"kind":{"type":"string","enum":["normalization","case","equivalence"]},"count":{"type":"integer","description":"Paths in the group; indexes and paths list the first 10."},"indexes":{"type":"array","items":{"type":"integer"}},"paths":{"type":"array","items":{"type":"string"}}}}},"witnesses":{"type":"array","items":{"type":"object","properties":{"ruleId":{"type":"string"},"detail":{"type":"string"},"path":{"type":"string","description":"JSON pointer or dotted path into the input."},"offset":{"type":"integer"},"index":{"type":"integer"},"expected":{"description":"What the rule required."},"actual":{"description":"What the input had."}}}},"versions":{"type":"object","description":"Every semantic dependency of this answer (engine, tables and their as-of dates, tokenizer, calendar, rounding profile)."},"limits":{"type":"array","items":{"type":"string"}},"deterministic":{"type":"boolean","description":"Always true: pure code, no model."}}},"_provenance":{"type":"object","description":"C2PA-aligned manifest and W3C VC 2.0 (eddsa-jcs-2022) issued by the hub DID; verify at POST /api/v1/verify-provenance"}},"required":["data","_provenance"]}}}},"400":{"description":"Invalid request (no payment consumed)","content":{"application/json":{"schema":{"type":"object","properties":{"error":{"type":"string"},"code":{"type":"string"}}}}}},"401":{"description":"Invalid X-API-KEY","content":{"application/json":{"schema":{"type":"object","properties":{"error":{"type":"string"},"code":{"type":"string"}}}}}},"402":{"description":"Payment required or invalid","content":{"application/json":{"schema":{"type":"object","description":"x402 v2 PaymentRequired (also base64 in the PAYMENT-REQUIRED header)","properties":{"x402Version":{"type":"integer"},"error":{"type":"string"},"code":{"type":"string"},"resource":{"type":"object"},"accepts":{"type":"array","items":{"type":"object"}},"extensions":{"type":"object"}}}}}},"502":{"description":"Upstream failure; the payment is released or not settled","content":{"application/json":{"schema":{"type":"object","properties":{"error":{"type":"string"},"code":{"type":"string"}}}}}}}},"links":{"docs":"https://agents.writerslogic.com/docs/path-portability/","docsJson":"https://agents.writerslogic.com/docs/path-portability.json","sample":"https://agents.writerslogic.com/api/v1/samples/path-portability","openapi":"https://agents.writerslogic.com/openapi.json","catalog":"https://agents.writerslogic.com/api/v1/catalog","verifyProvenance":"https://agents.writerslogic.com/api/v1/verify-provenance","index":"https://agents.writerslogic.com/docs/index.json"}}