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Hs List Contacts

hs_list_contacts
Read-onlyIdempotent

Browse all contacts in your HubSpot workspace. Returns contact IDs, names, emails, and properties. Paginate with limit and after parameters.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
afterNoPagination cursor from a previous response
limitNoMaximum number of contacts to return (default 10, max 100)

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
pagingNoPagination information
resultsNoArray of contact objects

Schema Changelog

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

  1. Changed1 schema field changed
    • changedOutput schema / (root)
      Previous value: -nullNew value: +{
      +  "properties": {
      +    "paging": {
      +      "description": "Pagination information",
      +      "properties": {
      +        "next": {
      +          "properties": {
      +            "after": {
      +              "description": "Cursor for next page",
      +              "type": "string"
      +            },
      +            "link": {
      +              "description": "Next page link",
      +              "type": "string"
      +            }
      +          },
      +          "type": "object"
      +        }
      +      },
      +      "type": "object"
      +    },
      +    "results": {
      +      "description": "Array of contact objects",
      +      "items": {
      +        "properties": {
      +          "id": {
      +            "description": "Contact ID",
      +            "type": "string"
      +          },
      +          "properties": {
      +            "description": "Contact properties (name, email, phone, etc.)",
      +            "type": "object"
      +          }
      +        },
      +        "type": "object"
      +      },
      +      "type": "array"
      +    }
      +  },
      +  "type": "object"
      +}
  2. Changed1 schema field changed
    • addedInput schema / examples
      Added value: +[
      +  {
      +    "limit": 25
      +  },
      +  {
      +    "after": "next_page_cursor_abc123",
      +    "limit": 50
      +  }
      +]
  3. First observed

TDQS

A3.8/5.0
Behavior4/5

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

Annotations already signal readOnlyHint, idempotentHint, and destructiveHint=false. The description adds value by clarifying the paginated nature and the specific fields returned, which helps the agent understand behavior beyond the annotations.

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

Conciseness5/5

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

Three concise, front-loaded sentences: purpose, return values, and pagination. Every sentence adds essential information with no filler.

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 simplicity of the tool (2 params, output schema exists), the description covers purpose, returned data, and pagination. It does not mention potential errors or rate limits, but for a read-only list tool, the coverage is nearly 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?

The input schema has 100% description coverage, so baseline is 3. The description reinforces that 'limit' and 'after' are for pagination, which is helpful but not novel beyond the schema. No additional parameter semantics are added.

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 states the action ('Browse') and resource ('contacts in your HubSpot workspace'). It specifies what is returned (IDs, names, emails, properties) and how pagination works, making the tool's purpose distinct from sibling tools like hs_search_contacts.

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

Usage Guidelines2/5

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

No explicit guidance on when to use this tool vs. alternatives (e.g., hs_search_contacts). The description implies browsing all contacts but does not exclude filtering or searching scenarios, leaving the agent to infer usage context.

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

A3.5/5.0
Disambiguation2/5

Several tools are near-duplicates or overlapping entry points: ask_pipeworx, ask_pipeworx_beta, ask_pipeworx_grounded, deep_research, discover_tools, and suggest_questions all serve overlapping query/discovery purposes. The polymarket tools and HubSpot tools are more distinct, but the set as a whole has fuzzy boundaries between many members.

Naming Consistency2/5

Naming is inconsistent across the set: HubSpot tools use an hs_ prefix, Pipeworx tools mostly use bare verbs (ask_pipeworx, recall, forget), and other tools mix styles (ai_visibility_check, generate_llms_txt, polymarket_edges). The hs_* subset is consistent, but overall there is no single predictable pattern.

Tool Count2/5

38 tools is too many for the apparent scope, especially since the server is named 'Hubspot' but only 6 of the tools are HubSpot-specific. A large portion of the catalog covers unrelated Pipeworx data access, prediction markets, memory, and npm scanning, making the set feel bloated and unfocused.

Completeness2/5

The HubSpot portion of the tool set is read-only: it can get, list, and search companies/contacts/deals, but has no create, update, or delete operations, leaving obvious lifecycle gaps. If the intended domain is actually Pipeworx/data research, the HubSpot tools seem like an unrelated afterthought, so the surface is incomplete for either interpretation.