---
title: "Modal API changes, deprecations and deadlines | Harbyn"
description: "Modal: 0 upcoming deadlines and 21 recorded changes as of 2026-10-25, each with its source."
canonical: "https://harbyn.com/vendors/modal"
last-updated: 2026-10-16
---

# Modal: API changes and deadlines

Markdown version of <https://harbyn.com/vendors/modal>.

Cloud. 0 upcoming deadlines, 21 recorded changes. Every entry cites the Modal page we read it from.

## What we read

The Modal pages and feeds our ingestion visits, politely and on a schedule.

- **Changelog**: <https://modal.com/docs/sdk/py/releases>
- **Changelog**: <https://api.github.com/advisories?affects=modal&per_page=20&sort=published&direction=desc>

## What the scanner looks for

How `harbyn scan` recognises Modal in a repository, on your machine. Nothing leaves it.

- **Packages**: `pypi modal`

## Upcoming deadlines

No upcoming Modal deadline in the feed right now.

## Change history

Newest first, by the date Modal announced it. This is the archive: past changes are not warnings, and changes we recorded after they took effect are marked as such.

### October 2026

- Oct 15, 2026, Deprecation: [.update\_autoscaler() deprecated in favor of autoscaler.update()](https://harbyn.com/changes/modal/2026-10-15-autoscaler-update-methods-deprecated.md)
- Oct 15, 2026, Feature: [Historical filters for function calls and server requests](https://modal.com/docs/sdk/py/releases)
- Oct 15, 2026, Feature: [Metrics observability APIs and CLIs](https://modal.com/docs/sdk/py/releases)
- Oct 15, 2026, Feature: [Programmatic Service User management](https://modal.com/docs/sdk/py/releases)
- Oct 15, 2026, Feature: [Python 3.15 support](https://modal.com/docs/sdk/py/releases)
- Oct 15, 2026, Feature: [Run scripts from stdin](https://modal.com/docs/sdk/py/releases)
- Oct 15, 2026, Behavior change: [Sandbox.from\_name() can return a terminated Sandbox](https://harbyn.com/changes/modal/2026-10-15-sandbox-from-name-can-return-a-terminated-sandbox.md)
- Oct 3, 2026, Feature: [Container counts in function and server stats](https://modal.com/docs/sdk/py/releases)
- Oct 3, 2026, Feature: [Endpoint observability CLI commands](https://modal.com/docs/sdk/py/releases)
- Oct 3, 2026, Behavior change: [Server session start may wait for an available container](https://harbyn.com/changes/modal/2026-10-03-server-session-start-may-wait-for-an-available-container.md)

### September 2026

- Sep 28, 2026, Breaking change: [Python SDK 1.6.0 changes the JSON output of modal volume ls and modal queue list](https://harbyn.com/changes/modal/2026-09-28-cli-json-output-formats-changed.md)
- Sep 28, 2026, Feature: [Clustered Functions and Servers](https://modal.com/docs/sdk/py/releases)
- Sep 28, 2026, Breaking change: [Python SDK 1.6.0 no longer allows a custom \_\_init\_\_ on @app.cls() classes](https://harbyn.com/changes/modal/2026-09-28-custom-constructors-no-longer-allowed-on-decorated-classes.md)
- Sep 28, 2026, Breaking change: [Python SDK 1.6.0 removes the experimental modal bootstrap CLI](https://harbyn.com/changes/modal/2026-09-28-experimental-bootstrap-cli-removed.md)
- Sep 28, 2026, Feature: [Function and Server inspection APIs](https://modal.com/docs/sdk/py/releases)
- Sep 28, 2026, Breaking change: [Python SDK 1.6.0 removes the legacy Sandbox filesystem APIs](https://harbyn.com/changes/modal/2026-09-28-legacy-sandbox-filesystem-apis-removed.md)
- Sep 28, 2026, Feature: [Programmatic App listing](https://modal.com/docs/sdk/py/releases)
- Sep 28, 2026, Behavior change: [Sandbox.create() now blocks until the Sandbox is scheduled in Python SDK 1.6.0](https://harbyn.com/changes/modal/2026-09-28-sandbox-creation-waits-for-scheduling.md)
- Sep 28, 2026, Feature: [Server concurrency limits](https://modal.com/docs/sdk/py/releases)
- Sep 28, 2026, Feature: [Sticky sessions for Servers](https://modal.com/docs/sdk/py/releases)
- Sep 28, 2026, Feature: [Virtual machine runtime for Sandboxes](https://modal.com/docs/sdk/py/releases)