MCP Platform

The big4.cloud engine, in your workflow.

Connect via MCP to Claude Desktop, Cursor, or any MCP client. Run strategic analyses programmatically with full gate coverage, research, and audit trail.

13 MCP tools · 97 gates · 11 research sources · API key in 60 seconds

13 MCP Tools

Tool Credits Async Description
decision_start 1 or 5 Yes Full strategic analysis. Auto-tier if tier omitted.
decision_status 0 No Poll run status: phase, progress, gates fired
decision_result 0 No Retrieve completed deliverable
quota_usage 0 No Check remaining runs
convert_document 0 No Base64 → Markdown (up to 50 MB)
convert_documents 0 No Batch conversion (max 20)
ingest_from_url 0 No Download + convert + ingest from URL
memory_ingest 0 No Text → knowledge base (500 KB max)
memory_ingest_batch 0 No Batch ingest (max 20)
memory_add 0 No Add atomic fact to KB
memory_search 0 No FTS5 + vector hybrid search
simulate_audience 5 Yes Multi-round audience debate simulation
decision_audit_deep 15 Yes 10-stage adversarial audit pipeline

Pricing

Pick a plan. Get your API key in 60 seconds.

Basic

€79/mo
  • 25 analyses/month
  • All 97 cognitive gates
  • All 20 frameworks
  • 11-source research
  • Fast tier (~6 min)
  • Automatic web research
  • Traceable blackboard
  • Export PDF & DOCX
Get started

Enterprise

Custom
  • Analyses to be agreed
  • Everything in Corporate Full
  • Deep tier (~45 min, 5 rounds)
  • Full assumption audit
  • Persistent knowledge graph
  • MCP + REST API
  • On-premise option
  • Dedicated SLA
Contact sales

60-second setup

01

Register

Sign up at big4.cloud — you get an API key automatically on email verification.

02

Configure MCP

Add the big4.cloud server to your MCP client config (see below).

03

Ask questions

Start asking strategic questions — the engine handles tier selection, research, and delivery.

{ "mcpServers": { "big4cloud": { "url": "https://big4.cloud/api/v1/mcp", "headers": { "Authorization": "Bearer YOUR_API_KEY" } } } }

Works with Claude Desktop, Cursor, Kiro, and any MCP-compatible client.

Need a complete dossier with guided delivery? We also offer full-service strategic dossiers with brief call, NDA, and reading session.

Learn about dossiers →