Thunderbird Email gives AI agents complete access to email through Mozilla Thunderbird's native APIs, avoiding direct IMAP/SMTP credential handling. The architecture layers a WebExtension for Thunderbird API access, an HTTP/WebSocket bridge daemon, and an MCP server exposing 12 tools for reading, sending, and managing messages. Thunderbird handles all authentication and mailbox synchronization.
Cognium trust score
56%
Tier
Scanned
Composite of vulnerability cleanliness, spec conformance, provenance, stability, and usage signals — scanned and weighted by Cognium. Human and agent signals are tracked separately.
Last scanned 2026-09-28.
Returns 7 tools: search_skills, get_skill, list_leaderboard, get_trust_breakdown, resolve_composition, plus the ChatGPT-connector search and fetch. Every tool is annotated read-only.
Resolve this skill directly via MCP tools/call get_skill.