Changelog

What's new with HUMMBL Base120

Apr 14 2026
Python SDK docs + Quickstart guide Docs
  • hummbl-governance SDK reference — full API docs for all six primitives: DelegationTokenManager, BusWriter, KillSwitch, CircuitBreaker, CapabilityFence, MCP Attestation. Constructor signatures, method tables, and copy-paste examples. docs/hummbl-governance →
  • hummbl-base120 SDK reference — Engine.select/apply/recommend, VERUM ledger API, CLI commands, MCP server setup. docs/hummbl-base120 →
  • Quickstart guide — zero to governed AI agent in 5 minutes. Full copy-paste working example wiring kill switch, delegation tokens, governance bus, and circuit breaker. docs/quickstart →
  • Site-wide JSON-LD repaired across 44 pages; COOP/CORP security headers promoted to global scope.
Apr 14 2026
base120 v2 SDK + hummbl-governance v0.4.0 SDK
  • base120 v2 SDK shippedpip install hummbl-base120. Stdlib-only Python package with 148 tests, 100/100 arbiter score. Includes Engine.select(), VERUM audit ledger, MCP server, and CLI.
  • hummbl-governance v0.4.0 — unified failure mode taxonomy: 30 FailureMode codes (FM1–FM30), 14 HummblError codes, and backward-compatible IDP_E_* aliases. 546 tests, 99.5/100 score.
  • Governance CI hardened — removed 6 v1 leftover workflows and 19 orphaned corpus snapshots across both repos.
Feb 24 2026
Website Expansion Website
  • Added Playground page with live API sandbox, curated demos, safety stack visualization, and 66-agent lineup
  • Added Explorer page for browsing and searching all 120 models
  • Added Docs, Pricing, Case Studies, and Changelog pages
  • Favicon, Open Graph images, and social sharing meta tags
  • Mobile-responsive hamburger navigation across all pages
  • Cloudflare Pages CSP headers for all routes
Feb 20 2026
Multi-Agent Platform Platform
  • 6 vendor runtimes: Claude (Anthropic), Codex (OpenAI), Kimi (Moonshot), Gemini (Google), Ollama (local), plus vendor-agnostic orchestration
  • 60+ coordinated agents across the platform
  • TSV append-only coordination bus for agent communication
  • Agent registry with real-time status tracking
Feb 15 2026
Security Stack Security
  • 5-layer input/output security pipeline
  • Prompt injection detection (18 patterns)
  • PII detection and redaction (8 categories: SSN, credit cards, email, phone, API keys, passwords, tokens, private keys)
  • Input sanitization with comment stripping and template neutralization
  • Output validation with exfiltration detection
  • Security event logging and monitoring via /health endpoint
Feb 10 2026
MCP Server Integration
  • Published @hummbl/mcp-server on npm
  • Use Base120 models directly from Claude Desktop, Cursor, Windsurf, or any MCP-compatible client
  • Tools: recommend_models, list_models, get_model, match_workflows
  • Zero configuration — just add to your MCP config
Feb 5 2026
Workflows Engine API
  • Added /v1/workflows/match endpoint
  • Pre-built workflows: Team Performance, Root Cause Analysis, Crisis Response, Strategic Planning
  • Workflows chain multiple models into step-by-step reasoning sequences
  • Pattern matching connects problems to relevant workflows automatically
Jan 28 2026
API Launch Launch
  • HUMMBL Base120 API goes live on Cloudflare Workers
  • 120 mental models across 6 transformations
  • Core endpoints: /v1/models, /v1/models/:code, /v1/recommend
  • Rate limiting: 100 requests/minute per IP
  • Global edge deployment via Cloudflare
  • Zero authentication required during beta
Jan 15 2026
The Beginning Announcement
  • HUMMBL project founded
  • Base120 framework designed: 120 mental models organized into 6 transformations (Perspective, Inversion, Composition, Decomposition, Recursion, Synthesis)
  • Mission: Give AI agents structured thinking tools, not just raw intelligence

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