I. Connector Spec
Collaboration Integration
- Connector
- Mails So
- Category
- Collaboration
- Protocol
- OAuth / MCP / BYOK
Mails So + Blueprint Nexus
Connect Mails So to your knowledge graph
Mails So becomes part of the 1,400+ tools that connect to Blueprint Nexus. Rather than sitting in its own silo, Mails So turns its threads, decisions, and meeting notes into permanent, searchable context. Its threads, decisions, meeting notes link to your notes, tasks, and goals in one associative graph — searchable from a single bar, with governed AI agents reasoning over the connected whole. Credentials stay in your encrypted vault, with BYOK supported.
What You Can Do With Mails So in Nexus
Connect Mails So once
Link it via OAuth or API key from the integrations panel — Mails So becomes a graph-connected surface in seconds.
Link it to the rest of your work
Mails So threads and decisions attach to the docs, tasks, and decisions they affect, ending tool-by-tool context switching.
Ask across everything
Query Mails So context in natural language — answers are grounded in your workspace graph, with citations back to the source.
Integration Features
- I.Mails So synchronized into the BKN knowledge graph
- II.Cross-tool linking between Mails So and your threads
- III.Unified search across every connected tool
- IV.Governed agent execution with audit logging
- V.Encrypted credential vault with BYOK support
Who It's For
Frequently Asked Questions
Is the Mails So integration free?
Yes — connecting Mails So is included from the permanent free tier upward. Pro unlocks extended AI reasoning quotas and advanced graph analytics.
How does Blueprint Nexus keep my Mails So credentials safe?
Credentials are stored in an encrypted vault with scoped, revocable access. BYOK lets you supply and control your own keys with zero mark-up.
Pairs Well With
Deployment & Sync
OAuth & BYOK Ready
Connect Mails So to your living knowledge graph
Start free with no credit card required. Mails Soconnects in seconds via OAuth or BYOK — and joins 1,400+ other tools in one associative knowledge graph.