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April 2026

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MCP Release Contract & Agent Setup

  • Rebuilt the MCP release surface around four workflow groups: merchant setup, merchant growth, merchant payouts, and affiliate workspace
  • Added OAuth discovery, dynamic client registration, and auth-first remote MCP flows
  • Verified onboarding flows for Claude Code, Claude App, Codex, Cursor, and OpenClaw (mcporter)
  • Added the first official AgentRef OpenClaw skill as a REST fallback for non-MCP OpenClaw workflows

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March 2026

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MCP Server & Agent Integration

  • Added MCP Server with 24 tools across onboarding, merchant, and affiliate categories
  • Node SDK and Python SDK updated to v5.0.1
  • Added CLI tool for terminal-based program management

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Webhook System

  • Launched outbound webhooks with 13 event types
  • HMAC-SHA256 signature verification
  • Automatic retry with exponential backoff (8 retry attempts)

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Fraud Detection

  • Automated fraud flag system with trust tiers
  • Suspicious click pattern detection
  • Self-referral detection

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Tracking Enhancements

  • Debug mode (?agentref_debug=1) for tracking troubleshooting
  • Consent mode for GDPR compliance
  • UTM parameter tracking (utm_source, utm_medium, utm_campaign, utm_content, utm_term)
  • Ad-click ID tracking (fbclid, gclid, msclkid, ttclid)
  • Sub-ID support (sub1 through sub5)

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Marketplace

  • Public program directory for affiliate discovery
  • In-app applications and approval workflow

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Billing

  • Usage-based billing with $0 entry
  • Automatic tier scaling based on conversion volume
This changelog covers product updates. For API and SDK changes, see the changelogs in the Node SDK and Python SDK repositories.