nylas
Python bindings for the Nylas API platform.
Decision gist · record as of 2026-08-14
Yes, if you are building communication features (email, calendar, contacts) and want to abstract provider differences. The SDK is actively maintained, permissively licensed, and widely used. High install friction from five dependencies is offset by the complexity it eliminates. Requires Python 3.8+, a Nylas account, and API key setup.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires Python 3.8 or later and a valid Nylas API key obtained from the Nylas Dashboard after account signup.
- High install friction due to five runtime dependencies including cryptography and requests-toolbelt.
- Package is actively maintained with a release 24 days ago and has been in development since 2015, suggesting stable API surface.
License · maintenance · safety
MIT (permissive) — MIT license permits unrestricted use, modification, and distribution in commercial and private projects with minimal restrictions.
last release 2026-07-21 (24 days) · last repo commit 2026-07-30 · 108 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 370,500 downloads/mo, #7,177 on PyPI
Alternatives
Verify before relying
pip install nylas
import os
from nylas import Client
nylas = Client(
api_key=os.environ["NYLAS_API_KEY"],
api_uri=os.environ.get("NYLAS_API_URI", "https://api.us.nylas.com"),
)
calendars, request_id, next_cursor = nylas.calendars.list(
identifier=os.environ["NYLAS_GRANT_ID"],
)- Whether all provider integrations mentioned in the description are actively supported in version 6.17.0
- Performance characteristics and rate-limiting behavior when handling large volumes of calendar or contact operations
- Whether serverless deployment requires special configuration beyond standard pip install
What it is and what it does
Nylas is the official Python client for the Nylas communications API platform. It abstracts away the complexity of integrating with multiple email, calendar, and meeting providers—Gmail, Microsoft, IMAP, Zoom, and others—behind a unified, type-hinted interface. The SDK exposes resources like messages, calendars, events, and contacts through a consistent CRUD surface (create, find, list, update, destroy) plus provider-specific methods. All request and response models are dataclasses with full type hints, supporting serialization and deserialization via to_dict() and from_dict().
The package is designed for developers building communication features into their applications without managing provider-specific authentication, API differences, or protocol details. It handles OAuth grants (authenticated end-user accounts), error classification with request tracing, and works on standard servers as well as serverless platforms. The SDK includes typed exception handling for API errors, OAuth issues, and timeouts, making it straightforward to build robust integrations.
Use it for
- Send, read, and manage email messages and threads across multiple email providers through a single interface.
- Sync and manage calendar events, including RSVP handling, across Gmail, Microsoft, and other calendar providers.
- Integrate contact management into your application, reading and updating contacts across multiple providers.
- Build scheduling or meeting coordination features using the Scheduler and meeting provider integrations.
- Implement note-taking or transcription features via the Notetaker API for meeting recordings and summaries.
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you are building communication features (email, calendar, contacts) and want to abstract provider differences.
The SDK is actively maintained, permissively licensed, and widely used. High install friction from five dependencies is offset by the complexity it eliminates. Requires Python 3.8+, a Nylas account, and API key setup.
Install
nylas on PyPI
Before you install
High install friction due to five runtime dependencies including cryptography and requests-toolbelt. Package is actively maintained with a release 24 days ago and has been in development since 2015, suggesting stable API surface.
Requires Python 3.8 or later and a valid Nylas API key obtained from the Nylas Dashboard after account signup.
License in practice
MIT license permits unrestricted use, modification, and distribution in commercial and private projects with minimal restrictions.
Quickstart
pip install nylas
import os
from nylas import Client
nylas = Client(
api_key=os.environ["NYLAS_API_KEY"],
api_uri=os.environ.get("NYLAS_API_URI", "https://api.us.nylas.com"),
)
calendars, request_id, next_cursor = nylas.calendars.list(
identifier=os.environ["NYLAS_GRANT_ID"],
)Verify before relying
- Whether all provider integrations mentioned in the description are actively supported in version 6.17.0
- Performance characteristics and rate-limiting behavior when handling large volumes of calendar or contact operations
- Whether serverless deployment requires special configuration beyond standard pip install
Package facts
| License | MIT permissive |
| Python support | Supports the current Python release >=3.8 |
| Install friction | High. Source build required |
| Runtime dependencies | 5 packagesrequestsrequests-toolbeltdataclasses-jsontyping_extensionscryptography |
| Maintenance | Actively maintained 24 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 370,500 / month, #7,177 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
Evidence: nylas-6.17.0.tar.gz
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