Changelog

v3.0.0 — 2026-05-07 🚀 Senda Platform API

Phase A: Foundation

WS-1: Public REST API

• API Key authentication (SHA-256 hashed, scope-based RBAC)
• 7 public endpoints (/v1/chat, /v1/agents, /v1/knowledge, /v1/actions, /v1/usage, /v1/keys)
• KV-based rate limiting with X-RateLimit headers

WS-2: Embeddable Widget

• <senda-chat> Web Component with Shadow DOM (12.2 kB, 4 kB gzip)
• CSS custom property theming system
• senda:message event for host page integration

WS-3: MCP Server

• Full JSON-RPC 2.0 implementation (MCP spec 2025-03-26)
• 5 tools: senda_chat, senda_search_knowledge, senda_execute_action, senda_list_agents, senda_ingest_document
• 3 resources: senda://agents, senda://knowledge/{id}, senda://actions

Phase B: Extension

WS-4: MCP Client Proxy

• Action Engine now supports action_type = 'mcp' for consuming third-party MCP servers
• Full audit logging for MCP tool calls

WS-5: Chrome Extension

• Manifest V3 with side panel and content script
• Contextual awareness (page URL, title, selected text)

WS-7: npm SDK

• @senda/sdk — Fully typed TypeScript SDK
• Async iterator streaming (for await...of)
• Zero dependencies

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v2.6.1 — 2026-05-07

Fixed

• Router Anti-Confusion: Negative examples prevent incorrect agent assignment
• Hallucination Post-Filter: Detects false "Action Executed" claims during slot filling
• Conflict Resolution: Consolidation prompt resolves contradictory learnings