Caixa Econômica Federal MCP

marketplace

The official mcp.ai marketplace — the in-platform catalog of every MCP/tool, AND the way to run them. Covers capability requests like "find an MCP that does X", "consulta um CPF", "is there a tool for Y". Core flow: action=search discovers MCPs by intent → describe returns one MCP's full profile (every tool with its id + params, pricing, auth) so you pick the right tool_id → invoke RUNS that tool. KEY: invoke works even when the MCP is NOT installed — it runs the tool pontualmente (one-off), without adding the MCP to the toolkit and without bloating the tool list. If the MCP needs a credential/login, invoke returns a connect link; if it is paid and the wallet is empty, invoke returns a checkout/top-up link (the user opens it, then you retry). Use install only to make an MCP PERMANENT in the active toolkit (its tools then show up natively in future sessions); prefer invoke for a single/occasional use. list_tools lists what is callable right now. subscribe/cancel handle per-MCP billing; report_bug sends feedback; request_mcp asks us to build a NEW MCP when nothing fits. Search/describe flag installed_in_toolkit vs installed_in_workspace. Writes (install/uninstall/subscribe/cancel and the one-off install behind invoke) require workspace owner/admin. It also carries the mcp.ai PROMPT LIBRARY, which is about ready-made prompt TEXT rather than MCPs: search_prompts finds one, get_prompt returns its full text with {{variables}} filled, and publish_prompt saves a prompt and returns a shareable mcp.ai/p/ link that opens without login.

Input Schema

TableJSON Schema

Name	Required	Default
`limit`	No
`query`	No
`action`	No	search
`mcp_id`	No
`message`	No
`tool_id`	No
`arguments`	No	{}
`immediate`	No
`tier_slug`	No
`prompt_body`	No
`prompt_slug`	No
`prompt_tool`	No
`prompt_vars`	No	{}
`conversation`	No	[]
`prompt_title`	No
`request_name`	No
`cancel_reason`	No
`cancel_comment`	No
`prompt_targets`	No
`report_context`	No
`prompt_category`	No
`request_details`	No
`prompt_description`	No

Schema Changelog

Changes observed during successful MCP inspections. Dates show when Glama detected each change.

AddedAug 28, 2026
RemovedAug 28, 2026

Changed9 schema fields changedAug 10, 2026

changedInput schema / properties / action / enum

Previous value: -[
-  "search",
-  "describe",
-  "install",
-  "uninstall",
-  "subscribe",
-  "cancel",
-  "resume",
-  "report_bug",
-  "request_mcp",
-  "list_tools",
-  "invoke"
-]New value: +[
+  "search",
+  "describe",
+  "install",
+  "uninstall",
+  "subscribe",
+  "cancel",
+  "resume",
+  "report_bug",
+  "request_mcp",
+  "list_tools",
+  "invoke",
+  "search_prompts",
+  "get_prompt",
+  "publish_prompt"
+]

addedInput schema / properties / prompt_body

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / prompt_category

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / prompt_description

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / prompt_slug

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / prompt_targets

Added value: +{
+  "default": [],
+  "items": {
+    "enum": [
+      "claude",
+      "chatgpt",
+      "cursor",
+      "lovable"
+    ],
+    "type": "string"
+  },
+  "type": "array"
+}

addedInput schema / properties / prompt_title

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / prompt_tool

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / prompt_vars

Added value: +{
+  "default": "{}",
+  "type": "string"
+}

Changed1 schema field changedJul 29, 2026

changedInput schema / properties / action / enum

Previous value: -[
-  "search",
-  "describe",
-  "install",
-  "uninstall",
-  "subscribe",
-  "cancel",
-  "report_bug",
-  "request_mcp",
-  "list_tools",
-  "invoke"
-]New value: +[
+  "search",
+  "describe",
+  "install",
+  "uninstall",
+  "subscribe",
+  "cancel",
+  "resume",
+  "report_bug",
+  "request_mcp",
+  "list_tools",
+  "invoke"
+]

Changed2 schema fields changedJul 10, 2026

addedInput schema / properties / cancel_comment

Added value: +{
+  "default": "",
+  "type": "string"
+}

addedInput schema / properties / cancel_reason

Added value: +{
+  "enum": [
+    "too_expensive",
+    "missing_features",
+    "switched_service",
+    "unused",
+    "customer_service",
+    "too_complex",
+    "low_quality",
+    "other"
+  ],
+  "type": "string"
+}

AddedJun 30, 2026
RemovedJun 22, 2026
First observedJun 11, 2026

TDQS

A4.4/5.0

Behavior5/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

The description adds substantial behavioral context not available in annotations: invoke works even when the MCP is not installed, it runs one-off without bloating the tool list, and it returns connect/checkout links that require the user to act before retrying. It also discloses that search/describe flag installation status and that writes require owner/admin. This goes far beyond the readOnlyHint/destructiveHint flags and does not contradict them.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness3/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single dense paragraph with heavy information load, including many clauses and parentheticals. It has clear internal signposts ('Core flow:', 'KEY:', 'Use install only...') but no line breaks or bullet points, making it hard to scan. Every sentence adds value, but the structure could be improved for readability.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the tool's complexity (14 actions, 23 params, no output schema), the description covers the core flow, key invoke behavior, permission requirements, and the prompt library. It describes specific response scenarios (connect link, checkout link, shareable prompt link). It does not detail return formats per action, but that's acceptable without an output schema. Overall it is quite complete.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 0%, so the description must compensate. It explains the action enum conceptually (search/describe/install/invoke and prompt actions) and the roles of mcp_id/tool_id in the flow. However, it does not systematically cover the many other parameters (limit, query, immediate, tier_slug, cancel_reason, conversation, prompt_targets, etc.), leaving them to be inferred from names. It adds meaning for core params but is incomplete for 23 params.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly identifies the tool as the mcp.ai marketplace: the in-platform catalog of every MCP/tool and the way to run them. It explicitly lists the core flow (search → describe → invoke) and covers capability requests like 'find an MCP that does X'. This distinguishes it from sibling tools like openfinance_* (domain-specific connectors) and authenticate (auth), making its scope unmistakable.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines5/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Provides direct guidance on when to use invoke vs install: 'Use install only to make an MCP PERMANENT... prefer invoke for a single/occasional use.' Also explains when to use search/describe vs list_tools, and covers billing (subscribe/cancel), feedback (report_bug), and alternatives (request_mcp when nothing fits). It even notes that writes require workspace owner/admin, which is a clear exclusion.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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TDQS

A4.2/5.0

Disambiguation4/5

Most tools have distinct purposes, especially with the openfinance_ prefix grouping banking operations. However, pairs like openfinance_list_accounts vs openfinance_get_accounts_detail and openfinance_get_credit_card_bill vs openfinance_list_credit_card_bills could cause minor confusion, though descriptions help.

Naming Consistency5/5

Tools consistently use snake_case with a clear verb_noun pattern. Open finance tools all start with openfinance_, and utility tools use simple verbs like authenticate, connect, report_bug. No mixing of conventions.

Tool Count3/5

At 24 tools, the count is on the higher side of the borderline range. The server combines platform management (6 tools) and banking operations (18 tools), which justifies the number, but it feels slightly heavy for a single server.

Completeness5/5

The tool surface covers all major banking operations (accounts, transactions, credit cards, investments, loans) and includes essential maintenance tools (sync, status, disconnect, search connectors). Platform management is also comprehensive with authentication, marketplace operations, and diagnostics.

marketplace

Input Schema

Schema Changelog

TDQS

Glama MCP Gateway

TDQS

Resources