"Créer des systèmes de prompt pour les modèles de langage (LLM)" matching MCP connectors:

Reads and validates any European e-invoice a business receives — XRechnung, UBL, CII, ZUGFeRD/Factur-X PDF, Peppol BIS 3, FatturaPA, KSeF FA(3) — into canonical EN 16931 JSON with plain-language fix hints in EN/DE/PL/IT/FR, plus PDF, CSV and DATEV export. Nothing is stored; works without a key on a small daily quota.

DDG Agent ServicesC

io.github.daedalusdevelopmentgroup

Pay-per-call x402 gateway: agent tools, OpenAI-compatible LLM, market data, RPC, security audits.

XRechnung/ZUGFeRD erstellen, gegen EN 16931 prüfen, Fehler mit Regel-ID erklären. Ohne Konto.

AI/LLM agent output audit MCP: policy eval, tamper-evident chain, AI safety, x402 USDC on Base.

Pay-per-call LLM chat plus data tools: DNS, crypto, Base gas, Wikipedia. x402 USDC or Lightning.

Comgás: 2nd Copy Download, official-source lookup. Platform-hosted, pay per query with prepaid credi

BeglaubigtA

de.beglaubigt

Incorporate a German GmbH or UG in chat, then finish and pay on a secure link.

Interest and penalty calculation for AI: apply simple or compound interest, penalty and official cor

SEFAZ BA: Emitir guia de IPVA, official-source lookup. Platform-hosted, pay per query with prepaid c

Receita Federal: Simples (Listagem de Períodos para Issuance de DAS), official-source lookup. Platfo

Prefeitura SP Jundiaí: Certificate Tributária de IPTU, official-source lookup. Platform-hosted, pay

DETRAN SC: Guias de Debts, official-source lookup. Platform-hosted, pay per query with prepaid credi

Prefeitura SP Sumaré: NFS-e (Nota Fiscal Eletrônica de Serviços), official-source lookup. Platform-h

Prefeitura RJ Rio de Janeiro: NFS-e (Nota Fiscal Eletrônica de Serviços), official-source lookup. Pl

Prefeitura MS Campo Grande: NFS-e (Nota Fiscal Eletrônica de Serviços), official-source lookup. Plat

FGTS: Guia de Arrecadação, official-source lookup. Platform-hosted, pay per query with prepaid credi

DETRAN RJ: Multas (Guia de Recolhimento de Multas), official-source lookup. Platform-hosted, pay per

DETRAN ES: Issuance de Documento Único de Arrecadação (DUA), official-source lookup. Platform-hosted

Prefeitura SP Araçariguama: NFS-e (Nota Fiscal Eletrônica de Serviços), official-source lookup. Plat

DPVAT: Issuance de Guia, official-source lookup. Platform-hosted, pay per query with prepaid credit.