Search

Search markets, companies, evidence, and pages

REST API v1 + MCP server — No authentication required

API + Agents

The filing-review layer on US public-company strategy, exposed as a public REST API and an MCP-compatible tool surface. Stream issuer profiles, market-review constituents, acquisition evidence, and citation-backed filing reads to terminals, dashboards, and LLM agents.

Base URLhttps://se-cluster.com/api
Jump to:IndicesIndex DetailConstituentsPostureCompanyMCP Server
GET/api/indices

List SE-Cluster review sets with constituent counts, top issuer, methodology, and threshold metadata.

Example Request

curl "https://se-cluster.com/api/indices"

Response

{
  "data": [
    {
      "slug": "active-acquirer",
      "name": "SE-Cluster Active Acquirer Index",
      "shortName": "Active Acquirer",
      "tagline": "Companies actively deploying capital into M&A",
      "constituents": 650,
      "topIssuer": { "cik": "849869", "name": "Silgan Holdings Inc.", "ticker": "SLGN" },
      "constituentsUrl": "/api/indices/active-acquirer/constituents"
    }
  ],
  "meta": { "total": 7, "universe": 17886, "totalConstituents": 11645 }
}
GET/api/indices/[slug]

Methodology, threshold, distribution metadata, and filing-read context for a single review set.

Parameters

slugstring— Index slug (e.g. active-acquirer, target-probability, distress-watch)

Example Request

curl "https://se-cluster.com/api/indices/active-acquirer"

Response

{
  "data": {
      "slug": "active-acquirer",
      "name": "SE-Cluster Active Acquirer Index",
      "constituents": 650,
      "methodology": [
      "Recorded acquisition cadence",
      "Disclosed buyer spend",
      "Filing recency from 8-K and 10-K evidence"
    ]
  }
}
GET/api/indices/[slug]/constituents

Ranked, paginated list of issuer-level constituents for a review set, with evidence-cited rationale.

Parameters

slugstring— Index slug
limitnumber— Max results (default 100, max 500)
offsetnumber— Pagination offset

Example Request

curl "https://se-cluster.com/api/indices/active-acquirer/constituents?limit=3"

Response

{
  "data": [
    {
      "rank": 1,
      "cik": "849869",
      "name": "Silgan Holdings Inc.",
      "ticker": "SLGN",
      "sector": "Manufacturing",
      "rationale": [
        "52 recorded acquisitions",
        "$5B disclosed buyer spend",
        "Filed within 13d"
      ]
    }
  ],
  "meta": { "index": "active-acquirer", "total": 650 }
}
GET/api/companies/[cik]/posture

Single-company SE-Cluster posture: dominant filing-read classification and rationale per axis. Designed for agent and tool-call use.

Parameters

cikstring— SEC Central Index Key

Example Request

curl "https://se-cluster.com/api/companies/849869/posture"

Response

{
  "data": {
    "cik": "849869",
    "name": "Silgan Holdings Inc.",
    "ticker": "SLGN",
    "posture": { "dominant": "active-acquirer", "label": "Active Acquirer" },
    "rationale": [
      {
        "slug": "active-acquirer",
        "shortName": "Active Acquirer",
        "qualifies": true,
        "rationale": ["52 recorded acquisitions", "$5B disclosed buyer spend"]
      }
    ]
  }
}
GET/api/company/[cik]

Get company profile, filing posture, recommendations, and acquisition-program context.

Parameters

cikstring— SEC Central Index Key

Example Request

curl "https://se-cluster.com/api/company/0001649338"

Response

{
  "data": {
    "cik": "0001649338",
    "name": "Broadcom Inc.",
    "filingCounts": { "10k": 12, "10q": 44, "8k": 138 },
    "posture": "active-acquirer",
    "recommendations": [...]
  }
}

Model Context Protocol

MCP server for finance agents

The same endpoints exposed as a thin MCP server. Drop into Claude Desktop, Cursor, or any MCP-compatible agent host and your model gets first-class access to filing-review data, issuer posture, review-set constituents, and primary-source M&A evidence - without web scraping.

Claude Desktop config

{
  "mcpServers": {
    "secluster": {
      "command": "npx",
      "args": ["-y", "@secluster/mcp-server"],
      "env": { "SECLUSTER_BASE": "https://se-cluster.com" }
    }
  }
}

Tool calls available to your agent

[
  "list_behavioral_indices",
  "get_index_methodology",
  "rank_index_constituents",
  "get_company_posture",
  "get_company_profile",
  "get_company_profile"
]

Direct REST — TypeScript / Node

const res = await fetch(
  "https://se-cluster.com/api/companies/849869/posture",
);
const { data } = await res.json();
console.log(data.posture);
// { dominant: "active-acquirer", label: "Active Acquirer" }

Direct REST — Python

import requests
r = requests.get("https://se-cluster.com/api/indices/active-acquirer/constituents",
                 params={"limit": 5})
for c in r.json()["data"]:
    print(c["rank"], c["name"], c["rationale"])
Browse market reviewsOpen public M&A reviewAbout MCP →

Rate Limits

100 requests per minute. Responses include X-RateLimit-Limit and X-RateLimit-Window headers.

Data Format

Monetary values in millions USD. Dates in ISO 8601. Evidence objects include source filing IDs and excerpt text.

Open Access

No authentication required. All data sourced from public SEC EDGAR filings.