
At Nylas, we envision a future where seamless communication fuels unprecedented collaboration and innovation across all industries. Our mission is to eliminate the complexities of integrating email, calendar, and contacts data to empower developers and businesses to create transformative communication experiences.
By harnessing cutting-edge API technology and advanced AI capabilities, we are building a unified platform that redefines how organizations embed communication features in their products. We aim to unlock humanity’s potential to work together with speed, security, and simplicity at the core.
Nylas is committed to driving meaningful change by enabling teams to innovate and deliver smarter, more connected solutions that enhance productivity and customer engagement worldwide.
Our Review
We've been tracking Nylas for a while now, and honestly, they've solved one of those problems that makes you think "why didn't someone do this sooner?" If you've ever tried to build email or calendar features into an app, you know the pain — each provider has different APIs, authentication quirks, and data formats. Nylas basically said "forget all that" and built universal APIs that just work.
The Problem We Didn't Know We Had
What struck us most about Nylas is how they identified a genuinely universal developer headache. Their founders were MIT students who got frustrated trying to access email data from different providers while building their own email client. Instead of just complaining about it, they turned that frustration into a $40+ million business.
The company's core insight is brilliant in its simplicity: developers shouldn't have to become experts in Gmail's API, then Outlook's API, then Yahoo's API just to add basic email functionality. One API to rule them all, as it were.
What Impressed Us Most
Beyond the universal APIs for email, calendar, and contacts, Nylas has built some genuinely clever additions. Their Neural API caught our attention — it's not just another AI buzzword implementation, but practical features like signature extraction and sentiment analysis that developers actually need.
We're also fans of their low-code ETL solution called Nylas Streams. It's targeted at specific industries like e-commerce and fintech, which shows they understand their customers' workflows, not just their technical needs.
Who This Actually Helps
Nylas isn't trying to be everything to everyone, which we appreciate. They're laser-focused on developers and companies building software that needs communication features baked in. Think recruiting platforms that need to schedule interviews, CRM systems that sync with email, or real estate apps that automate tour bookings.
Their case studies show real impact too — companies scaling internationally without rebuilding their scheduling infrastructure, or reducing development overhead by months. That's the kind of ROI that makes CFOs happy.
The Bottom Line
With 96% of employees saying it's a great place to work and revenues around $46 million, Nylas seems to have built something sustainable. They're not just riding the API economy wave — they're creating genuine value by removing complexity that shouldn't exist in the first place.
For developers tired of wrestling with email provider APIs, Nylas feels like the obvious choice. Sometimes the best solutions are the ones that make you wonder how you ever lived without them.
Universal APIs for Email, Calendar, and Contacts with real-time bidirectional sync and full CRUD
Neural API for AI/ML functionalities including conversation cleaning, signature extraction, OCR, sentiment analysis
Nylas Streams for low-code ETL solutions
Scheduler API for customizable scheduling and calendar management
UI/UX Components (widgets) for rapid integration of communication features
Notetaker API for meeting join, record, and transcription with AI-powered meeting experiences






