{"slug":"api-delx-ai-api-v1-x402-csv-join-by-key-8e63d4","title":"CSV Join By Key","host":"api.delx.ai","method":"POST","resource":"https://api.delx.ai/api/v1/x402/csv-join-by-key","category":"market","description":"CSV Join By Key: inner-joins two bounded CSV tables on one key column using only bounded caller-supplied values. Call when you need a bounded csv join by key result before an agent hands structured data or a batch plan to a downstream tool with a stricter contract. Returns the bounded transformation","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1235,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"key":"id","left":"id,name\n1,Ada\n2,Lin","right":"id,score\n1,10\n3,20"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"properties":{"body":{"$schema":"https://json-schema.org/draft/2020-12/schema","additionalProperties":false,"properties":{"key":{"description":"Key supplied to CSV Join By Key; used only for this bounded calculation and processed in memory without retention.","maxLength":8192,"type":"string"},"left":{"description":"Left supplied to CSV Join By Key; used only for this bounded calculation and processed in memory without retention.","maxLength":8192,"type":"string"},"right":{"description":"Right supplied to CSV Join By Key; used only for this bounded calculation and processed in memory without retention.","maxLength":8192,"type":"string"}},"required":["left","right","key"],"type":"object"},"bodyType":{"const":"json","type":"string"},"method":{"const":"POST","type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"additionalProperties":true,"description":"Versioned bounded first-party JSON result with input evidence; caller data is processed in memory and not retained.","properties":{"evidence":{"additionalProperties":true,"properties":{"external_calls":{"type":"integer"},"input_sha256":{"type":"string"},"retained":{"type":"boolean"}},"type":"object"},"operation":{"type":"string"},"result":{"additionalProperties":true,"properties":{"csv":{"type":"string"},"row_count":{"type":"integer"}},"type":"object"},"schema":{"type":"string"},"status":{"type":"string"}},"type":"object"}},"required":["input","output"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":1235,"error":null}],"description_full":"CSV Join By Key: inner-joins two bounded CSV tables on one key column using only bounded caller-supplied values. Call when you need a bounded csv join by key result before an agent hands structured data or a batch plan to a downstream tool with a stricter contract. Returns the bounded transformation or validation finding with counts, normalized values, and a versioned result contract for CSV Join By Key as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base or Solana. First-party,…","last_updated":"2026-09-19T16:01:50.274Z","schemes":["exact"]}