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Santander Brasil

v0.2.0-alpha.2OAuth2alpha

3rd largest private BR bank. Completes the top-3 BR private-bank trio (Itaú + Bradesco + Santander). OAuth2 + mTLS. Cobrança workspace-scoped with X-Application-Key. Alpha on npm — auth verified via community SDKs, Pix paths BACEN-standard high confidence.

23 tools5 env vars🇧🇷 Brazilalpha — pending validation

What your agent can do

Santander Brasil gives your agent 23 tools it calls directly — pick the ones it needs, in Claude, Cursor, or any MCP client.

  • get_oauth_tokenMint or return a cached OAuth2 client_credentials bearer token for the Santander Developer Portal. Exposed so agents can inspect token freshness; normal tool calls obtain tokens implicitly.
  • send_pixInitiate an outbound Pix payment from the merchant's Santander account. Amount in BRL major units (e.g. '10.50').
  • create_pix_qrCreate a dynamic Pix charge with QR code (cob). Returns the txid, copy-paste EMV payload, and location URL.
Example call
// Your agent calls a tool directly — no glue code.
// CodeSpar's managed tier handles OAuth2, token rotation and rate limits.
const result = await session.call("get_oauth_token", { /* ... */ });

Install

terminal
$ npm install @codespar/mcp-santander@alpha

Quickstart

Add this entry to your claude_desktop_config.json (or any MCP-compatible client config).

claude_desktop_config.json
{
  "mcpServers": {
    "santander": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-santander@alpha"
      ],
      "env": {
        "SANTANDER_CLIENT_ID": "<your_santander_client_id>",
        "SANTANDER_CLIENT_SECRET": "<your_santander_client_secret>",
        "SANTANDER_CERT_PATH": "<your_santander_cert_path>",
        "SANTANDER_KEY_PATH": "<your_santander_key_path>"
      }
    }
  }
}

After restart, your agent can call any of the 23 tools below — try get_oauth_token first.

Environment variables · 5

Required to authenticate the server. Stored encrypted when using CodeSpar managed hosting.

SANTANDER_CLIENT_ID
required

Santander OAuth client_id issued via the Developer Portal (developer.santander.com.br) after contract onboarding.

SANTANDER_CLIENT_SECRET
requiredsecret

Santander OAuth client_secret.

SANTANDER_CERT_PATH
required

Absolute path to the mTLS client certificate (.crt or .pem). BACEN mandates mTLS for Pix v2, and Santander's trust-open gateway enforces it across product families.

SANTANDER_KEY_PATH
requiredsecret

Absolute path to the mTLS private key (.key or .pem).

SANTANDER_ENV
optional

Environment: 'sandbox' or 'production'. Defaults to 'sandbox'.

Available tools · 23

Each tool is independent — your agent loads only what it needs to reduce context and response time.

READget_oauth_token
Mint or return a cached OAuth2 client_credentials bearer token for the Santander Developer Portal. Exposed so agents can inspect token freshness; normal tool calls obtain tokens implicitly.
WRITEsend_pix
Initiate an outbound Pix payment from the merchant's Santander account. Amount in BRL major units (e.g. '10.50').
WRITEcreate_pix_qr
Create a dynamic Pix charge with QR code (cob). Returns the txid, copy-paste EMV payload, and location URL.
READget_pix
Retrieve a Pix transaction by its BCB endToEndId (E<ispb><yyyymmddhhmm><sequence>).
READresolve_dict_key
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.
DELETErefund_pix
Refund (devolução) a previously received Pix. Must reference the original endToEndId and a merchant-side refund id.
WRITEcreate_boleto
Issue a boleto via Santander Cobrança (collection_bill_management v2). Requires a pre-provisioned workspace_id that binds the covenant and webhook config. Returns bill_id, linha_digitável, barcode, and PDF URL.
READget_boleto
Retrieve a boleto by its Santander bill_id (SONDA query via collection_bill_management v2).

Compatible frameworks

MCP is a protocol — any framework that speaks it can mount this server.

Claude Agent SDKAnthropic
OpenAI AgentsOpenAI
Vercel AI SDKVercel
LangChainLangChain
LlamaIndexLlamaIndex
CrewAICrewAI
MastraMastra
Any MCP clientProtocol

Frequently asked questions

Run `npx -y @codespar/mcp-santander` and add the config block above to your MCP client — Claude, Cursor, VS Code, or any MCP-compatible client. No build step, no SDK required. Prefer hosted? CodeSpar's managed tier runs it for you with auth handled.
Santander Brasil — MCP server · 23 tools | CodeSpar