{
  "format": "delx/intent-card/v1",
  "id": "multilingual-semantic-ranking-api",
  "intent": "rerank multilingual RAG passages search results or agent routes",
  "title": "Multilingual RAG reranking API for AI agents",
  "description": "Rerank 2–16 multilingual RAG passages, search results, support answers, or agent routes for $0.003. Get ordered original indexes, relative scores, and a durable receipt without raw embeddings or an API key.",
  "keywords": [
    "multilingual semantic ranking API",
    "RAG reranking API",
    "multilingual reranker API",
    "cross-lingual reranking API",
    "passage relevance API",
    "RAG context selection",
    "agent route selection",
    "rerank search results API",
    "multilingual search ranking",
    "x402 semantic retrieval",
    "pay per ranking USDC"
  ],
  "updated_at": "2026-08-23",
  "canonical_url": "https://commerce.delx.ai/intents/multilingual-semantic-ranking-api",
  "machine_url": "https://commerce.delx.ai/intents/multilingual-semantic-ranking-api.json",
  "recommendation": {
    "tool_name": "rank_multilingual_texts",
    "service_name": "Multilingual RAG Reranking API",
    "method": "POST",
    "resource": "https://api.delx.ai/api/v1/x402/rank-multilingual-texts",
    "price_usdc": "0.003",
    "payment_protocols": [
      "x402",
      "mpp"
    ],
    "input_schema": {
      "type": "object",
      "properties": {
        "query": {
          "type": "string",
          "minLength": 1,
          "maxLength": 1000,
          "description": "The multilingual search question or intent to rank against."
        },
        "candidates": {
          "type": "array",
          "minItems": 2,
          "maxItems": 16,
          "uniqueItems": true,
          "items": {
            "type": "string",
            "minLength": 1,
            "maxLength": 2000
          },
          "description": "Unique candidate texts; returned by original zero-based index."
        }
      },
      "required": [
        "query",
        "candidates"
      ],
      "additionalProperties": false
    },
    "example_input": {
      "query": "como remover o fundo de uma foto?",
      "candidates": [
        "Generate a speech clip",
        "Remove the background from one image"
      ]
    },
    "example_output": {
      "generation_id": "ranking-example-generation-id",
      "ranking_url": "https://api.delx.ai/api/v1/generated-rankings/ranking-example.json",
      "ranked": [
        {
          "candidate_index": 1,
          "score": 0.912314
        },
        {
          "candidate_index": 0,
          "score": 0.134221
        }
      ],
      "candidate_count": 2,
      "input_sha256": "34a8815e9c57e321194d50f2ea8b64394019fb8038c9aefd7a9a306a5030fc31",
      "sha256": "2d6c7c2b3f3c8e1e7b0d3a5b6e7f8a9b1234567890abcdef1234567890abcdef",
      "provider": "replicate",
      "model": "beautyyuyanli/multilingual-e5-large",
      "media_type": "application/json",
      "upstream_cost_usd": 0.000975,
      "sale_price_usdc": 0.003,
      "gross_margin_usd": 0.002025
    },
    "agentcash": {
      "buy": "npx agentcash@latest fetch https://api.delx.ai/api/v1/x402/rank-multilingual-texts -m POST -H 'x-delx-source: intent-card-multilingual-semantic-ranking-api' --max-amount 0.003 -b '{\"query\":\"como remover o fundo de uma foto?\",\"candidates\":[\"Generate a speech clip\",\"Remove the background from one image\"]}'",
      "max_amount_usdc": "0.003"
    }
  },
  "attribution": {
    "header": "x-delx-source",
    "value": "intent-card-multilingual-semantic-ranking-api"
  },
  "evidence": {
    "paid_openapi": "https://api.delx.ai/openapi.x402.json",
    "governed_portfolio": "https://api.delx.ai/x402-portfolio.json",
    "live_contract": "https://api.delx.ai/api/v1/x402/rank-multilingual-texts"
  }
}