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io.github.codespar/mcp-c6

NPM · @CODESPAR/MCP-C6 · SCANNED AUG 4

MCP server for C6 Bank — Pix (cob/cobv), DICT keys, Boleto, balance, statement (OAuth2 + mTLS)

Available components

+23 this week 69 Trust /100
Trust breakdown (6 categories)

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score →

Supply Chain Security86
  • No malware found by supply-chain analysis.Pass
  • Only part of the dependency tree could be resolved (94 of 98), so this covers what we could see, not the whole tree.Partial
  • No install/post-install scripts declared.Pass
  • Only part of the dependency tree could be resolved (94 of 98), so this covers what we could see, not the whole tree. View diagnostics → Partial
Provenance & Transparency45
Schema Quality & AI Usability73
  • AI-judged instruction clarity (good).Pass
  • Tool/resource definitions use about 1395 tokens (~99/item across 14 items; 14 tools + 0 resources), lean.Pass
  • Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management30
  • Stability observed for 9 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage100
  • 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
  • 100% of tool parameters carry a description.Pass
Capabilities100
  • Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
Install

Add this component to your MCP client. Where a client-specific snippet is available, pick your client below and copy it straight into your config; otherwise use the connection detail shown.

npm · @codespar/mcp-c6

# add to Claude Code
claude mcp add codespar-mcp-c6 -- npx -y @codespar/mcp-c6
# add to Codex CLI
codex mcp add codespar-mcp-c6 -- npx -y @codespar/mcp-c6
// opencode.json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "codespar-mcp-c6": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@codespar/mcp-c6"
      ],
      "enabled": true
    }
  }
}
# add to OpenClaw
openclaw mcp add codespar-mcp-c6 --command npx --arg -y --arg @codespar/mcp-c6
# ~/.hermes/config.yaml
mcp_servers:
  codespar-mcp-c6:
    command: "npx"
    args: ["-y", "@codespar/mcp-c6"]
// mcp.json
{
  "mcpServers": {
    "codespar-mcp-c6": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-c6"
      ]
    }
  }
}
Changelog

Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.

  • 4 Aug 26 +1

    No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes.

  • 2 Aug 26 +34
    • Provenance: fail → unverified security
    • Install scripts: pass → unverified security
    • Known CVEs: unverified → partial security
    • Malware scan: unverified → pass security
    • Stability: Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet. security
    • Capabilities: pass → unverified functional
    • License: pass → unverified functional
    • Tool coverage: 100 → unverified functional
    • Maintenance: pass → unverified functional
    • Schema quality: unverified → good functional
    • Stability: unverified → 0.23 functional
    • Dependency health: unverified → partial functional
    • Licence: MIT functional
  • 1 Aug 26 −4
    • We updated how we score, so this day's move reflects our rubric, not a change to the server See what changed → functional
  • 30 Jul 26 +12
    • Provenance: unverified → fail security
    • Malware scan: pass → unverified security
    • Install scripts: unverified → pass security
    • Dependency health: partial → unverified functional
    • Tool coverage: unverified → 100 functional
    • License: unverified → pass functional
    • Maintenance: unverified → pass functional
    • Licence: MIT functional
  • 29 Jul 26 −20
    • Tool coverage: 100 → unverified functional
    • Dependency health: unverified → partial functional
    • First check of Schema quality: unverified functional
  • 27 Jul 26 46

    First indexed and scored.

Diagnostics

Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.

Captured 4 Aug 2026 · Analysed npm/@codespar/[email protected]

Provenance none

Ecosystem: npm · Outcome: none

Dependencies 94 packages

94 packages in the resolved dependency tree · 94 deprecated · 29 stale.

The dependency tree was only partially resolved, so these counts may be incomplete.

MCP tools — 14 exposed · ~1,328 tokens

The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability.

Tool Tokens
cancel_boleto ~47

Cancel (baixa) an outstanding boleto before payment.

NameTypeReqDescription
idstringyesBoleto id or nosso_numero
reasonstringCancellation reason code or free text

No output schema declared.

No examples provided.

create_boleto ~166

Issue a boleto via C6 Cobrança. Returns nosso_numero, linha_digitável, barcode, and PDF URL.

NameTypeReqDescription
amountstringyesAmount in BRL major units, e.g. '150.00'
due_datestringyesDue date ISO-8601 (YYYY-MM-DD)
fineobjectMulta (fine after due date): { percentage?, amount?, days_after_due? }
instructionsarrayFree-text instructions printed on the boleto
interestobjectJuros (daily interest after due date): { percentage?, amount? }
our_numberstringNosso_numero. Omit to have C6 assign one.
payerobjectyesPayer (sacado) data

No output schema declared.

No examples provided.

create_pix_cob ~167

Create a Pix immediate charge (cob) with QR code. Returns the txid, copy-paste EMV payload, and location URL per BACEN Pix v2.

NameTypeReqDescription
additional_infoarrayOptional infoAdicionais — array of { nome, valor }
amountstringyesAmount in BRL major units, e.g. '99.90'
descriptionstringPayer-visible description (solicitacaoPagador)
expires_innumberQR lifetime in seconds (default 3600)
payerobjectPayer identification (optional for cob, required for cobv)
txidstringOptional merchant-side txid (26-35 alphanumeric chars). Omit to let C6 assign.

No output schema declared.

No examples provided.

create_pix_cobv ~228

Create a Pix charge with due date (cobv) — used for boleto-like Pix where the payer can pay at or after a due date with optional fine/interest. Returns txid, copy-paste EMV payload, and location URL.

NameTypeReqDescription
amountstringyesOriginal amount in BRL major units, e.g. '250.00'
descriptionstringPayer-visible description
discountobjectDesconto up to due date: { percentage?, amount? }
due_datestringyesDue date ISO-8601 (YYYY-MM-DD)
fineobjectMulta after due date: { percentage?, amount? }
interestobjectJuros (daily) after due date: { percentage?, amount? }
payerobjectyesPayer identification (required for cobv)
txidstringOptional merchant-side txid. Omit to let C6 assign.
validity_after_due_daysnumberDays after due date the Pix remains payable (default 30)

No output schema declared.

No examples provided.

delete_pix_key ~54

Delete a DICT key owned by the merchant. Irreversible — the key becomes available for re-registration by any PSP after the BCB lockout window.

NameTypeReqDescription
keystringyesDICT key value to delete

No output schema declared.

No examples provided.

get_account_balance ~34

Retrieve the current balance snapshot for a merchant account.

NameTypeReqDescription
accountstringyesAgência-conta identifier of the merchant account

No output schema declared.

No examples provided.

get_boleto ~38

Retrieve a boleto by its C6 identifier (id or nosso_numero).

NameTypeReqDescription
idstringyesBoleto id or nosso_numero

No output schema declared.

No examples provided.

get_oauth_token ~44

Mint or return a cached OAuth2 client_credentials bearer token for the C6 Developer Portal. Exposed so agents can inspect token freshness; normal tool calls obtain tokens implicitly.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

get_pix_cob ~37

Retrieve a Pix immediate charge (cob) by its txid.

NameTypeReqDescription
txidstringyesBACEN Pix txid

No output schema declared.

No examples provided.

get_pix_cobv ~40

Retrieve a Pix due-date charge (cobv) by its txid.

NameTypeReqDescription
txidstringyesBACEN Pix txid

No output schema declared.

No examples provided.

get_statement ~97

Retrieve account statement transactions for a given period. Paginated.

NameTypeReqDescription
accountstringyesAgência-conta identifier of the merchant account
fromstringyesStart date ISO-8601 (YYYY-MM-DD)
pagenumberPage number (1-indexed)
page_sizenumberItems per page (default 50)
tostringyesEnd date ISO-8601 (YYYY-MM-DD)

No output schema declared.

No examples provided.

list_pix_cob ~170

List Pix immediate charges (cob) registered by the merchant within a date range. Paginated per BACEN Pix v2.

NameTypeReqDescription
cnpjstringOptional payer CNPJ filter (digits only)
cpfstringOptional payer CPF filter (digits only)
fromstringyesStart date-time ISO-8601 (inicio)
pagenumberPage number (paginacao.paginaAtual)
page_sizenumberItems per page (paginacao.itensPorPagina)
statusstringOptional status filter: ATIVA | CONCLUIDA | REMOVIDA_PELO_USUARIO_RECEBEDOR | REMOVIDA_PELO_PSP
tostringyesEnd date-time ISO-8601 (fim)

No output schema declared.

No examples provided.

register_pix_key ~114

Register a DICT key (CPF, CNPJ, email, phone, or EVP) on a C6 account owned by the merchant. Subject to BCB validation flows (e.g. email/SMS confirmation for email/phone keys).

NameTypeReqDescription
accountobjectyesAccount to bind the key to
keystringThe key value. Omit for EVP (C6 generates the UUID).
key_typestringyesDICT key type: CPF | CNPJ | EMAIL | PHONE | EVP

No output schema declared.

No examples provided.

resolve_dict_key ~92

Resolve a DICT key (CPF, CNPJ, email, phone, EVP) to the owner's account data before sending a Pix. Subject to BCB rate limits per consenting payer.

NameTypeReqDescription
keystringyesDICT key — CPF, CNPJ, email, phone (+55...), or EVP UUID
payer_documentstringMerchant / end-payer CPF/CNPJ for BCB audit logging

No output schema declared.

No examples provided.