Coresignal Com MCP Server

The official Model Context Protocol server for Coresignal - bring fresh B2B data on 895M+ employees, 70M+ companies, and 468M+ job postings straight into your AI assistant. Its 6 documented tools cluster into entity, email, artifact, total. It is available as a remote MCP endpoint.

Teams that want a hosted endpoint instead of running a local process.

VERIFIED ACTIVE

LAST COMMIT 2026-08-07 · ★ 2 · #764 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

how we verify → /methodology

01 · Install Coresignal Com MCP Server

before you install - you'll need

The README does not document required environment variables for a basic install.

Claude Code

claude mcp add coresignal-com-coresignal-mcp --transport http https://mcp.coresignal.com/mcp/v2

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "coresignal-com-coresignal-mcp": {
      "url": "https://mcp.coresignal.com/mcp/v2"
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

https://mcp.coresignal.com/mcp/v2

transport: streamable-http

endpoint alive - authentication required · probed 2026-08-25

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as remote - your agent's requests go to mcp.coresignal.com

endpoint auth requires authentication - rejected our unauthenticated MCP initialize

license no standard license detected - usage rights unclear; check the repo before commercial use

registry vendor namespace com.coresignal - domain-verified with the official MCP registry

03 · What Coresignal Com MCP Server can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

An agent gets 6 documented tools across entity, email, artifact, including entity_search, entity_fields, entity_fetch, email_enrich.

Capability map

Tools grouped from the project's README - what Coresignal Com MCP Server lets an agent do.

Entity

3 tools - e.g. Natural-language search over employees, companies, or jobs; Keyword search over an entity's ~300 field names; Pull full (JSONL) or projected records, by search handle or by id

entity_search · entity_fields · entity_fetch

1 tool - e.g. Verified business emails for employee ids (CSV)

email_enrich

Artifact

1 tool - e.g. Page rows back out of a delivered file

artifact_read

Total

1 tool - e.g. the exact number of records the query matched,

total_count

04 · Who maintains Coresignal Com MCP Server

mcp is maintained by coresignal-com. It's the only MCP server we track from this author; the repo dates to May 2025.

05 · Facts

repository: github.com/coresignal-com/coresignal-mcp
category: other - ranked #764 of 848 actively-maintained other servers as of 2026-08-25.
registry: com.coresignal/mcp (active, first published 2026-08-07)

06 · Coresignal Com MCP Server FAQ

Is Coresignal Com MCP Server still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-07. We re-verify nightly.

What can Coresignal Com MCP Server do?

An agent gets 6 documented tools across entity, email, artifact, including entity_search, entity_fields, entity_fetch, email_enrich.

How do I install Coresignal Com MCP Server?

Run `claude mcp add coresignal-com-coresignal-mcp --transport http https://mcp.coresignal.com/mcp/v2`. The README does not document required environment variables for a basic install. You can also paste the ready-made client config above.

Does Coresignal Com MCP Server require authentication?

Yes - when we probed the endpoint on 2026-08-25, it rejected an unauthenticated MCP initialize; you'll need credentials to connect.

07 · Alternatives to Coresignal Com MCP Server

Alternatives to Coresignal Com MCP Server

Maintained other servers if Coresignal Com MCP Server isn't the fit.

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