Nylas
Nylas provides a unified communications API platform that abstracts email, calendar, contacts, and meeting workflows across 250+ providers, serving 250,000+ developers building SaaS applications in CRM, recruiting, healthcare, financial, legal, and real estate verticals.
- Company typePrivate
- Founded2013
- HeadquartersSan Francisco, United States
- Headcount101–250
- GTM typeB2B
- OfferingSoftware
What Nylas does
Nylas (founded 2013, San Francisco) operates a unified communications API platform that abstracts email, calendar, contacts, and meeting workflows across 250+ providers — Gmail, Microsoft Outlook/Exchange, IMAP, Google Meet, Microsoft Teams, Zoom, and iCloud — into a single REST API with consistent JSON schemas, OAuth management, and Smart Webhooks with HMAC-SHA256 signature verification and exponential backoff. Its product portfolio comprises four core APIs: Email API (bi-directional sync, send/receive, parsing, threading), Calendar API & Scheduler (real-time availability, event sync, embeddable white-label booking), Notetaker API (managed meeting bot for Meet/Teams/Zoom with AssemblyAI-powered transcription, speaker diarization, and AI summaries), and Agent Accounts (hosted email and calendar identities for AI agents provisioned via a single API call, available from the free tier with SOC 2, HIPAA, ISO 27001, and GDPR compliance).
The company monetizes through a multi-tier pricing model — a free developer sandbox, a $10/month Calendar-only tier, a $15/month Full Platform tier (including 20 Agent Accounts), usage-based Notetaker pricing ($5/month base + $0.70 per additional hour), and custom Enterprise contracts with volume discounts, dedicated support, 99.99% uptime SLA, and signed BAAs. Distribution is hybrid: a self-serve, product-led growth motion via SDKs (Node.js, Ruby, Python, Kotlin, Java) and an MCP server targets individual developers and SMBs, while a direct enterprise sales motion handles large accounts. Nylas serves 1,000+ companies and 250,000+ developers across nine vertical segments — Sales & CRM, Recruiting & ATS, Healthcare, Financial Services, Legal, Real Estate, Education, and Field Services — and has raised $120 million in total disclosed funding, with a $120 million Series C led by Tiger Global Management in June 2021. The platform processes more than 34.5 billion API transactions daily.
Nylas firmographics
Firmographics- Name
- Nylas
- Legal name
- Nylas
- Website
- https://nylas.com
- Company type
- Private
- Founded year
- 2013
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Nylas provides a unified communications API platform that abstracts email, calendar, contacts, and meeting workflows across 250+ providers, serving 250,000+ developers building SaaS applications in CRM, recruiting, healthcare, financial, legal, and real estate verticals.
- Ownership category
- akta.pro rank
Nylas industry classification
Industry- Product category
- Communications API Platform
- NAICS
- Custom Computer Programming Services (541511), Computer Systems Design and Related Services (54151), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (5182)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370), Services-Computer Integrated Systems Design (7373), Services-Prepackaged Software (7372)
- akta.pro primary industry
- API-Led Integration Middleware (Integration Gateways) (HDAEACAL)
Keywords
Where Nylas is headquartered
LocationHeadquarters
- HQ city
- San Francisco
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Nylas business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Marketing or Sales, Infrastructure, Operations
Revenue model
- Connected Accounts Subscription: Base subscription tiers (Calendar at $10/month, Full Platform at $15/month) include fixed number of connected accounts, with per-account overage pricing ($1.50-$2.00/connected account/month). Connected accounts are end-user mailboxes authenticated via OAuth. Volume discounts available at Enterprise tier.
- Notetaker Usage-Based: 300 minutes included at $5/month base; additional minutes at $0.70/hour. Charges for actual meeting recording and transcription usage. Pay-as-you-go model.
- Agent Accounts: 20 Agent Accounts included in Full Platform; additional at $0.20/account. Enterprise custom pricing with volume discounts. Bundled with connected account platform access.
- Enterprise Professional Services: Dedicated support, custom onboarding, solution engineering, and professional services for Enterprise tier customers. Volume-based pricing and signed BAA available.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free developer sandbox with 5 connected accounts, full API access, Notetaker, Scheduler, and Agent Accounts |
| Subscription | Monthly | Calendar API only tier for applications needing scheduling without email integration |
| Subscription | Monthly | Full platform including Email, Calendar, Notetaker, Scheduler, and Agent Accounts |
| Usage-based | Monthly | Notetaker meeting recording and transcription add-on |
| Subscription | Multi-year contract | Custom volume pricing for large enterprises with dedicated support and SLA guarantees |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels8 records
Nylas product offering
Product offeringCore offering
Nylas provides a unified communications API platform that lets developers integrate email, calendar, contacts, and meeting intelligence into their applications through a single API. The platform offers bi-directional sync across 250+ email, calendar, and meeting providers (Gmail, Microsoft Outlook/Exchange, IMAP, Google Meet, Microsoft Teams, Zoom), normalizing provider-specific data models, OAuth flows, and webhooks into consistent JSON schemas. Core products include the Email API, Calendar API & Scheduler, Notetaker API for meeting capture and AI summarization, and Agent Accounts for giving AI agents their own hosted email and calendar identities.
Product overview
Nylas is a unified communications API platform providing email, calendar, meeting intelligence, and AI agent identity APIs. The product portfolio consists of four core products: Email API for unified bi-directional email sync and send/receive across 250+ providers; Calendar API & Scheduler for real-time calendar sync, availability intelligence, and embeddable booking UI; Notetaker API for meeting bot recording, transcription, and AI summary delivery; and Agent Accounts for providing AI agents with their own hosted email and calendar identity. All products share a common REST API, OAuth infrastructure, webhook delivery system, and compliance framework (SOC 2 Type II, HIPAA, ISO 27001). The platform processes over 34.5 billion API transactions daily with 99.99% uptime, serving 250,000+ developers.
Differentiator
Problem solved
Functional benefit
Brands
- Nylas Email API: Unified bi-directional sync and parsing for any email provider
- Nylas Calendar API
- Nylas Notetaker API
- Nylas Agent Accounts
- Nylas Scheduler
Products and services
- Email API Unified bi-directional sync and parsing API for email that connects to Gmail, Microsoft Outlook, Exchange, and IMAP-based inboxes through a single API, normalizing provider differences into consistent JSON schemas. Supports send, receive, read, search, webhooks, templates, scheduling, bounce detection, and message tracking. Built for SaaS developers embedding email functionality into CRM, ATS, healthcare, legal, and other platforms.
- Calendar API & Scheduler Calendar API provides real-time availability, event sync, and scheduling logic across Google Calendar, Microsoft Outlook, Exchange, and iCloud. Scheduler is an embeddable white-label booking interface supporting one-on-one, round-robin, collective, and group meetings with conflict resolution. Designed for SaaS developers adding scheduling and availability intelligence into their applications.
- Notetaker API Fully managed meeting bot API that auto-joins Google Meet, Microsoft Teams, and Zoom calls to record, transcribe, and deliver structured meeting intelligence including speaker-diarized transcripts, AI summaries, and action items. Integrates with Nylas Calendar API for automated scheduling. Designed for SaaS developers embedding meeting capture and AI summaries into their applications.
- Agent Accounts Hosted email and calendar identity for AI agents, provisioned with a single API call. Gives each AI agent its own mailbox and calendar on the customer's domain, enabling autonomous send, receive, threading, scheduling, and RSVP handling. Includes IMAP access, custom domains, spam filtering, policy enforcement, and MCP server for AI coding agent integration. Built for teams building AI agents that need owned communication identities for email, calendar, and scheduling workflows.
Quantifiable outcome
- Two developers integrated all three Nylas APIs (email, calendar, contacts) in 22 days, saving $1.8M in dev costs
- +9 more outcomes
Companies that use Nylas
Customer profileNamed customers20 records
Segments10 records
Ideal customer profiles6 records
Nylas technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration26 records
AI capability10 records
Feature6 records
Nylas partnerships and signals
Strategic signalScale indicators6 records
Recent moves6 records
Expansion highlights5 records
Nylas competitors and assessment
Company assessmentDirect peers
- Twilio: Twilio is the largest CPaaS provider offering communications APIs (SMS, voice, email, video) to developers and is the closest direct comparable to Nylas's communications API model, with SendGrid as its email API product.
- Sinch: Sinch is a global CPaaS provider with a strong email API portfolio (Mailgun, SendPost, Email on Acid) competing directly with Nylas Email API for transactional and parsing workloads at enterprise scale.
- Mailgun (Sinch): Mailgun is a developer-focused email API and parsing service (owned by Sinch) offering inbound parsing, deliverability, and SMTP APIs that overlap directly with Nylas's Email API and ExtractAI capabilities.
- Front: Front is a shared inbox and customer communication platform that integrates email, SMS, and chat APIs into a unified product. It overlaps Nylas's email/calendar sync and meeting capture value propositions for end-customer communication teams.
- Calendly: Calendly is the leading scheduling product, integrating with Google Calendar, Microsoft Outlook, and iCloud — the same providers Nylas normalizes via its Calendar API and Scheduler. It is Nylas's most direct overlap on the scheduling use case.
Emerging players
- Close: Close is a sales CRM with built-in calling, email, and SMS — competing against Nylas's CRM email/calendar sync value prop for SMB sales teams while running on top of similar provider APIs that Nylas integrates.
- Apollo.io: Apollo.io is a sales intelligence and engagement platform with email sequencing and a built-in B2B database — overlapping Nylas's sales CRM vertical customers and increasingly bundling meeting intelligence features Nylas offers via Notetaker.
Broad incumbents
- MessageBird (Bird): Bird (formerly MessageBird) is a multi-channel CPaaS incumbent offering email, SMS, WhatsApp, and voice APIs. It is a broader CPaaS incumbent that can substitute into email and integration use cases adjacent to Nylas.
- Outreach: Outreach is a sales engagement platform with deep email/calendar integration and increasingly AI-driven meeting summarization — competing with Nylas across Sales & CRM and Meeting Intelligence segments.
- HubSpot: HubSpot is a broad CRM and marketing platform that ships native email, calendar, meeting, and now AI/Breeze intelligence features. Its vertical breadth and free tier create indirect competition with Nylas in SMB and mid-market customer segments.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
Nylas social profiles
Digital presenceNylas compliance and trust
Trust signalCompliance6 records
Nylas financial estimates
Financial estimateRevenue estimate
Valuation estimate
Nylas leadership team
Management profileNumber of profiles
Profiles15 records
Nylas funding detail
Funding detailFunding overview
Funding rounds7 records
Investors27 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Nylas M&A and investment
M&A and investmentM&A1 record
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Nylas
What does Nylas do?
Nylas provides a unified communications API platform that lets developers integrate email, calendar, contacts, and meeting intelligence into their applications through a single API. The platform offers bi-directional sync across 250+ email, calendar, and meeting providers (Gmail, Microsoft Outlook/Exchange, IMAP, Google Meet, Microsoft Teams, Zoom), normalizing provider-specific data models, OAuth flows, and webhooks into consistent JSON schemas. Core products include the Email API, Calendar API & Scheduler, Notetaker API for meeting capture and AI summarization, and Agent Accounts for giving AI agents their own hosted email and calendar identities.
Is Nylas a public or private company?
Nylas is a private company. It is classified as venture growth investor backed and is currently operating.
When was Nylas founded?
Nylas was founded in 2013. It employs 101 to 250 people.
Where is Nylas based?
Nylas is headquartered in San Francisco, United States, in the North America region.
How does Nylas make money?
Four revenue lines are on record. Connected Accounts Subscription is the primary driver. The others are notetaker Usage-Based, agent Accounts and enterprise Professional Services.
Who are Nylas's main competitors?
Direct peers on record are Twilio, Sinch, Mailgun (Sinch), Front and Calendly. Emerging players are Close and Apollo.io. Broad incumbents are MessageBird (Bird), Outreach and HubSpot.
Does Nylas have an API?
Yes. Nylas provides a unified communications API platform enabling developers to integrate email, calendar, contacts, and meeting intelligence into applications. The platform supports bi-directional sync, send/receive, parsing, scheduling, and meeting capture across 250+ providers. Features include real-time webhooks with HMAC-SHA256 signature verification, automatic retries with exponential backoff, granular event filtering, and OAuth authentication. Available via REST API with SDKs in Python, JavaScript, TypeScript, Ruby, Java, and Kotlin. MCP server available for AI coding agent integration. Developer documentation is at developer.nylas.com.
What industry is Nylas in?
Nylas's product category is Communications API Platform. Its primary akta.pro industry code is HDAEACAL, API-Led Integration Middleware (Integration Gateways). Its NAICS code is 541511 and its SIC code is 7370.