# Klaviyo

- Domain: klaviyo.com · Category: martech
- Status page: https://status.klaviyo.com (polled every 10 minutes; now operational)
- Incidents archived: 366 (61 major/critical, 75 maintenances), history since 2016-08-26
- Last 90 days: 12 incidents; open now: 0
- Silently edited or deleted incidents: 0

## Incidents by year

| Year | Incidents | Major/critical | Maintenance | Median duration |
| --- | --- | --- | --- | --- |
| 2016 | 28 | 0 | 3 | 4.5 h |
| 2017 | 36 | 2 | 11 | 3.5 h |
| 2018 | 41 | 4 | 4 | 3.4 h |
| 2019 | 32 | 3 | 2 | 5.5 h |
| 2020 | 33 | 4 | 3 | 7.5 h |
| 2021 | 33 | 7 | 10 | 33 h |
| 2022 | 23 | 3 | 3 | 2.0 h |
| 2023 | 30 | 2 | 9 | 3.8 h |
| 2024 | 35 | 13 | 19 | 2.4 h |
| 2025 | 47 | 13 | 8 | 1.8 h |
| 2026 | 28 | 10 | 3 | 2.1 h |

## Recent notable changes

| When (UTC) | Change | Summary |
| --- | --- | --- |
| 2026-10-17 17:01 UTC | [Major incident: Flow Sending Delays](https://rewindex.com/change/if6243f0673327b.md) | Klaviyo reported a major degradation in flow message sending starting 2026-10-17 17:01 UTC, with some customers’ flow emails delayed; immediate sends remained unaffected. The incident was still open when archived, after 1 h 4 min at the last update. Klaviyo said it had identified the cause and was working on a fix, without specifying either. |
| 2026-10-08 15:00 UTC | [Critical incident: Login and page loading issues](https://rewindex.com/change/id5e64de5e3c908.md) | Klaviyo reported a critical incident preventing some customers from logging in or loading app pages, starting 2026-10-08 15:00 UTC and resolved at 2026-10-08 16:13 UTC (reported duration: 1 h 12 min). A fix restored access; campaign and flow sending were not impacted, and customers logged out during the incident may need to log in again. |
| 2026-08-27 00:09 UTC | [Major incident: Issue with Time Delays in Flows](https://rewindex.com/change/i77bc98c6055c7e.md) | Klaviyo reported a major degradation starting 2026-08-27 00:09 UTC: some profiles stalled at flow time delays, affecting email, text messaging, push, and WhatsApp sending. Campaigns and flows without time delays were unaffected. A fix was deployed and affected-message processing completed; the incident resolved at 2026-08-27 03:42 UTC after 3 h 33 min. |
| 2026-07-21 20:36 UTC | [Major incident: Elevated errors for SMS opt-ins, scheduling, and sending](https://rewindex.com/change/ieecbe5e346cf71.md) | Klaviyo reported a major incident affecting SMS subscriptions, delaying SMS sends, and causing errors creating or scheduling SMS and WhatsApp campaigns. It started at 2026-07-21 20:36 UTC and was resolved at 2026-07-21 21:09 UTC, lasting 32 min. Klaviyo implemented a fix but did not disclose the cause. |
| 2026-06-12 14:49 UTC | [Major incident: Meta Services Disruption](https://rewindex.com/change/if7bb3730e6d5ce.md) | Klaviyo reported a major outage affecting WhatsApp messaging, Meta integrations, and Instagram connectivity from 2026-06-12 14:49 UTC to 2026-06-12 17:30 UTC (2 h 40 min), caused by an upstream provider disruption. Services returned to normal; failed messages were reprocessed, but a small number that never reached Klaviyo could not be recovered. |
| 2026-06-06 17:18 UTC | [Critical incident: WhatsApp Disruption](https://rewindex.com/change/id7a26a96a05c93.md) | pending |
| 2026-06-03 14:23 UTC | [Major incident: Shopify API Outage](https://rewindex.com/change/id1b80d21604cf0.md) | pending |
| 2026-05-05 21:24 UTC | [Critical incident: Klaviyo Service Disruption](https://rewindex.com/change/i8cbabc765e5033.md) | pending |
| 2026-03-27 04:46 UTC | [Major incident: Real-time segmentation delays](https://rewindex.com/change/idf3b30aad94ff6.md) | pending |
| 2026-01-12 11:12 UTC | [Major incident: Issues with Campaign Sending and Scheduling](https://rewindex.com/change/if39b675c1a7c40.md) | pending |

Full timeline: [Klaviyo changes](https://rewindex.com/company/klaviyo/changes.md)
## Silent edits and deletions

_None._

## Page change history

| Page | URL | Versions | Last changed (UTC) | History |
| --- | --- | --- | --- | --- |
| Privacy policy | [https://klaviyo.com/privacy](https://klaviyo.com/privacy) | 1 |  |  |
| Subprocessors | [https://klaviyo.com/legal/subprocessors](https://klaviyo.com/legal/subprocessors) | 1 | 2026-10-17 |  |
| Terms of service | [https://klaviyo.com/terms](https://klaviyo.com/terms) | 1 | 2026-10-17 |  |
| Pricing | [https://klaviyo.com/pricing](https://klaviyo.com/pricing) | 1 | 2026-10-17 |  |
| Trust / security | [https://trust.klaviyo.com](https://trust.klaviyo.com) | 1 | 2026-10-17 |  |

_No page changes since the first snapshot._

## Latest 100 incidents

| Started (UTC) | Incident | Impact | Duration | Edited |
| --- | --- | --- | --- | --- |
| 2026-10-17 17:01 UTC | [Flow Sending Delays](https://stspg.io/lb022bww184p) | major | 4.8 h | revised |
| 2026-10-09 00:10 UTC | [Analytics Events Processing Delays](https://stspg.io/rbzqx9js5qnd) | minor | 2.1 h |  |
| 2026-10-08 15:00 UTC | [Login and page loading issues](https://stspg.io/3xgjjsvycgjn) | critical | 1.2 h |  |
| 2026-09-21 15:56 UTC | [Flow sending delays](https://stspg.io/2mv9xl566q98) | minor | 2.0 h |  |
| 2026-09-17 17:10 UTC | [Flow sending delays](https://stspg.io/lfpjcnv129wy) | minor | 2.6 h |  |
| 2026-09-14 21:30 UTC | [Sending delays for event-triggered flows](https://stspg.io/090bk6c64x28) | minor | 4.3 h |  |
| 2026-08-27 00:09 UTC | [Issue with Time Delays in Flows](https://stspg.io/xwk4pj8vptjk) | major | 3.6 h |  |
| 2026-08-19 17:15 UTC | [Delays in real-time segmentation](https://stspg.io/4myhxf1wgng3) | minor | 1.4 h |  |
| 2026-08-12 18:04 UTC | [Campaign scheduling errors](https://stspg.io/kvq49bh1s9sm) | none | 9 min |  |
| 2026-08-05 16:47 UTC | [Delays affecting campaign scheduling, preview emails, and double opt-in confirmations](https://stspg.io/1b6p712qzr2x) | minor | 1.1 h |  |
| 2026-07-23 14:35 UTC | [Sync Tasks Failing](https://stspg.io/z6x08r3kjyzq) | minor | 1.4 h |  |
| 2026-07-21 20:36 UTC | [Elevated errors for SMS opt-ins, scheduling, and sending](https://stspg.io/wdqtkt49pl9x) | major | 33 min |  |
| 2026-07-09 01:52 UTC | [Catalog Webhook Processing Delays](https://stspg.io/hvcdb94q488y) | minor | 43 h |  |
| 2026-07-07 15:33 UTC | [Klaviyo Loading Errors and Sending Delays](https://stspg.io/hn43gpz0fcsh) | minor | 1.4 h |  |
| 2026-07-02 12:17 UTC | [Yahoo PH01 Block — Email Bounces to Yahoo/AOL Recipients](https://stspg.io/6j2x00l2v83f) | minor | 2.0 h |  |
| 2026-06-12 14:49 UTC | [Meta Services Disruption](https://stspg.io/0hsgrwn1mbrw) | major | 2.7 h |  |
| 2026-06-10 18:47 UTC | [Errors when attempting to select templates for campaigns](https://stspg.io/gy152nh5lj8y) | minor | 59 min |  |
| 2026-06-08 21:10 UTC | [Campaign sending delays](https://stspg.io/qg2qxt27yv9r) | minor | 3.6 h |  |
| 2026-06-06 17:18 UTC | [WhatsApp Disruption](https://stspg.io/yr09rv38gw3x) | critical | 5.8 h |  |
| 2026-06-03 14:23 UTC | [Shopify API Outage](https://stspg.io/0jwwkt6533ps) | major | 2.9 h |  |
| 2026-05-19 20:36 UTC | [SMS Event Processing Delays](https://stspg.io/566y5qpnhr3k) | minor | 3.9 h |  |
| 2026-05-19 16:11 UTC | [Page loading errors](https://stspg.io/016kr84xlcqr) | minor | 1.4 h |  |
| 2026-05-08 15:02 UTC | [Campaign and flow page loading errors](https://stspg.io/vg05sqbq8s46) | minor | 9.5 h |  |
| 2026-05-08 01:32 UTC | [Processing delays](https://stspg.io/vtyn4cqjvj0t) | minor | 18 h |  |
| 2026-05-05 21:24 UTC | [Klaviyo Service Disruption](https://stspg.io/66py2jncd3nv) | critical | 2 d |  |
| 2026-04-26 07:24 UTC | [API 503 Errors](https://stspg.io/ytfwjkq84bkm) | minor | 47 min |  |
| 2026-03-27 04:46 UTC | [Real-time segmentation delays](https://stspg.io/0y8lyxjtwy4q) | major | 30 min |  |
| 2026-01-12 11:12 UTC | [Issues with Campaign Sending and Scheduling](https://stspg.io/b9f5ync21nrr) | major | 1.2 h |  |
| 2025-12-22 22:37 UTC | [Users with access to multiple accounts being unable to switch accounts](https://stspg.io/f9d7zj4dbp9h) | none | 1.5 h |  |
| 2025-12-18 04:10 UTC | [Data processing delays](https://stspg.io/pjsg6jl9cwgq) | minor | 2.4 h |  |
| 2025-12-17 01:11 UTC | [Template Cloning Functionality](https://stspg.io/sbxykr03wrs0) | major | 38 min |  |
| 2025-12-05 10:42 UTC | [Cloudflare incident disrupting Klaviyo](https://stspg.io/bbj7gt47htp5) | none | -102 min |  |
| 2025-12-03 19:57 UTC | [Customer Agent Follow Up Prompts not Appearing](https://stspg.io/f150f3tzb74c) | major | 39 min |  |
| 2025-11-28 20:27 UTC | [Klaviyo Helpdesk, Customer Hub, and Customer Agent services Outage](https://stspg.io/mjw1v274yhkt) | major | 1.6 h |  |
| 2025-11-18 13:58 UTC | [Cloudflare incident disrupting onsite events](https://stspg.io/k0fc5ckvcp0f) | major | 5.1 h |  |
| 2025-11-02 07:03 UTC | [Facebook Ads are not syncing correctly](https://stspg.io/nbb69t3fvvmy) | none | 11 h |  |
| 2025-10-29 18:16 UTC | [SMS Events Processing Delays](https://stspg.io/vl9tddfvz622) | minor | 1.4 h |  |
| 2025-10-24 00:23 UTC | [Template Tag redirecting issue](https://stspg.io/lnqr0m82mhmr) | none | 0 min |  |
| 2025-10-20 08:58 UTC | [Widespread Access Outage](https://stspg.io/ptjkn5g6ml85) | critical | 32 h |  |
| 2025-10-02 17:43 UTC | [Klaviyo App Access Issues](https://stspg.io/9cfgt4rgtxnm) | none | 16 min |  |
| 2025-10-01 02:16 UTC | [Consent pages](https://stspg.io/q1tygs5sj8wy) | major | 15 min |  |
| 2025-09-19 14:38 UTC | [Delay in Real-Time Event Processing](https://stspg.io/mh31rwg4brts) | minor | 5.8 h |  |
| 2025-09-19 13:38 UTC | [Campaigns List View](https://stspg.io/r79ll7dfdsyj) | minor | 10 d |  |
| 2025-09-16 21:05 UTC | [Event-triggered flow delays](https://stspg.io/3qyh2j5yrxtb) | minor | 16 min |  |
| 2025-09-03 21:32 UTC | [Omnichannel Campaign Resends](https://stspg.io/r0yvx17brh78) | minor | 1.4 h |  |
| 2025-09-03 09:53 UTC | [Real-time segmentation delays](https://stspg.io/43j1shzfwxg6) | minor | 3.2 h |  |
| 2025-08-27 15:26 UTC | [Klaviyo App Access Issues](https://stspg.io/kjsrg38jpd9f) | none | 0 min |  |
| 2025-08-12 16:39 UTC | [Delays in event-based flow processing](https://stspg.io/bxl3s9v9zkbz) | minor | 34 min |  |
| 2025-07-08 19:20 UTC | [Delays in Event Processing](https://stspg.io/dlrcdjqy3fhd) | minor | 30 min |  |
| 2025-07-02 19:41 UTC | [Duplicate Flow Sends](https://stspg.io/55byf6klg6rr) | none | 23 h |  |
| 2025-06-28 13:50 UTC | [Delays in email & mobile push event processing](https://status.klaviyo.com/incidents/tnscnpgzq93x) | minor | 2.1 h |  |
| 2025-06-13 01:20 UTC | [Help Center and Klaviyo.com slowness in APAC](https://status.klaviyo.com/incidents/ksw6n3s89j5t) | minor | 39 min |  |
| 2025-06-12 19:38 UTC | [Klaviyo login issue](https://status.klaviyo.com/incidents/95x09qnrck72) | major | 2.3 h |  |
| 2025-06-04 19:50 UTC | [Delay in Analytics Processing](https://status.klaviyo.com/incidents/9dt5sktz7q7j) | minor | 38 min |  |
| 2025-05-30 20:36 UTC | [Issues Accessing Klaviyo.com](https://status.klaviyo.com/incidents/y9vx51m305vc) | none | 22 min |  |
| 2025-05-23 16:22 UTC | [Delayed flow processing and message sending](https://status.klaviyo.com/incidents/sblqjx330x6n) | critical | 4.0 h |  |
| 2025-04-23 22:06 UTC | [Delays in Email Sending](https://status.klaviyo.com/incidents/9hz6116z4nc2) | minor | 1.8 h |  |
| 2025-04-23 18:50 UTC | [Disrupted Event Processing for All Customers](https://status.klaviyo.com/incidents/1fxs9rnkwc82) | critical | 28 h |  |
| 2025-04-14 21:27 UTC | [Issues with Klaviyo Campaigns](https://status.klaviyo.com/incidents/zqdqq76520ny) | none | 41 min |  |
| 2025-04-10 23:57 UTC | [Campaign Analytics Not Populating](https://status.klaviyo.com/incidents/pxz0jhtns6t2) | minor | 2.1 h |  |
| 2025-04-10 10:32 UTC | [Conversion Events Not Counting Toward Attribution](https://status.klaviyo.com/incidents/fscw88jx9k89) | minor | 1.8 h |  |
| 2025-04-09 14:41 UTC | [Segment-based campaigns](https://status.klaviyo.com/incidents/sg8ryp0b9dyz) | minor | 1.3 h |  |
| 2025-04-01 17:44 UTC | [Delayed message sending](https://status.klaviyo.com/incidents/y2t6554ntftl) | minor | 9.4 h |  |
| 2025-03-31 18:13 UTC | [Delayed event processing for some Shopify users](https://status.klaviyo.com/incidents/hx4441gvcgs5) | none | 1.8 h |  |
| 2025-03-27 21:24 UTC | [Klaviyo reviews submission issues](https://status.klaviyo.com/incidents/lklnm18b3y6d) | none | 0 min |  |
| 2025-03-27 17:40 UTC | [Issues with custom profile property availability](https://status.klaviyo.com/incidents/ly1xdxmwb4gr) | none | 4 d |  |
| 2025-03-18 01:05 UTC | [Delay in SMS Sending](https://status.klaviyo.com/incidents/c0gzm3bx1ggz) | minor | 44 min |  |
| 2025-03-07 18:55 UTC | [Issues with Email and Push Campaigns](https://status.klaviyo.com/incidents/qmsmjxfsgmrm) | major | 2.1 h |  |
| 2025-03-06 22:31 UTC | [SMS MFA Codes not sending](https://status.klaviyo.com/incidents/dwlqfrtm50yl) | none | 58 min |  |
| 2025-03-06 15:37 UTC | [Klaviyo log-in issue](https://status.klaviyo.com/incidents/kpz3r72wjy7t) | none | 5.7 h |  |
| 2025-03-04 17:47 UTC | [Delayed Email and SMS Sends](https://status.klaviyo.com/incidents/m4std82513f5) | minor | 3.4 h |  |
| 2025-02-19 00:48 UTC | [Klaviyo Developer Documentation Portal Outage](https://status.klaviyo.com/incidents/3p6w77x5632c) | critical | 32 min |  |
| 2025-02-13 19:10 UTC | [Partial API Outage & Delays in Event Processing](https://status.klaviyo.com/incidents/m4xlbwjf4bfn) | major | 1.8 h |  |
| 2025-02-07 15:58 UTC | [SMS MFA Codes Not Sending](https://status.klaviyo.com/incidents/cyqpsb65lxfq) | none | 5.4 h |  |
| 2025-02-07 14:26 UTC | [Intermittent outages impacting application and sending](https://status.klaviyo.com/incidents/ly3hfbdh4b89) | major | 5.3 h |  |
| 2024-12-30 17:48 UTC | [Delays in some review requests](https://status.klaviyo.com/incidents/gl5gzq6ms1fz) | minor | 31 d |  |
| 2024-10-25 19:11 UTC | [Issues with Klaviyo Application and APIs](https://status.klaviyo.com/incidents/wg010pvklyv0) | minor | 43 min |  |
| 2024-10-17 23:22 UTC | [Klaviyo.com down for some visitors receiving 431 errors](https://status.klaviyo.com/incidents/0wh2s6t18823) | major | 1.3 h |  |
| 2024-10-11 01:51 UTC | [Delays in real-time segmentation processing](https://status.klaviyo.com/incidents/1by4xmk3bl74) | minor | 5.8 h |  |
| 2024-10-08 13:46 UTC | [Klaviyo Login Issue](https://status.klaviyo.com/incidents/26w8gbsstdbv) | none | 20 min |  |
| 2024-10-04 18:06 UTC | [Delays in list and segment exports](https://status.klaviyo.com/incidents/mfb07yfhqjyf) | minor | 50 min |  |
| 2024-10-03 00:34 UTC | [Delays in flows processing](https://status.klaviyo.com/incidents/49kw3z11z8xs) | minor | 3.2 h |  |
| 2024-09-09 16:31 UTC | [Delay in processing Active On Site events](https://status.klaviyo.com/incidents/j2mwh20lbfc9) | minor | 4.0 h |  |
| 2024-08-22 15:57 UTC | [Profile Delete and Merge Issue](https://status.klaviyo.com/incidents/jb58283451k6) | minor | 1.4 h |  |
| 2024-08-21 18:31 UTC | [Campaign Scheduling Error](https://status.klaviyo.com/incidents/08v1x3xjdpk0) | critical | 1.0 h |  |
| 2024-08-21 17:33 UTC | [Double opt-in email sending errors](https://status.klaviyo.com/incidents/wzlq05sc9rq1) | none | 24 h |  |
| 2024-08-01 10:33 UTC | [Site and API Inaccessibility](https://status.klaviyo.com/incidents/vbw8ysbb3yr1) | critical | 1.6 h |  |
| 2024-07-31 20:26 UTC | [Site and API Inaccessibility](https://status.klaviyo.com/incidents/6rk2gthjrlyz) | major | 4.2 h |  |
| 2024-07-10 19:24 UTC | [Intermittent page load issues in-app](https://status.klaviyo.com/incidents/rcgmtwsnrygb) | minor | 2.0 h |  |
| 2024-06-18 20:37 UTC | [Temporary disruption to open and click data](https://status.klaviyo.com/incidents/4f62q0ht1dwd) | none | 0 min |  |
| 2024-06-05 16:54 UTC | [Issues with Site and API Accessibility](https://status.klaviyo.com/incidents/nsk2gx0s0glh) | critical | 2.7 h |  |
| 2024-06-03 11:26 UTC | [Back in stock on-site forms failing for Shopify widget users](https://status.klaviyo.com/incidents/sh7ykfbmssct) | minor | 0 min |  |
| 2024-05-20 02:57 UTC | [SMS Sending Failures for Toll Free Numbers with Unbranded Shortened Links](https://status.klaviyo.com/incidents/fsgkmdvtjysr) | critical | 13 h |  |
| 2024-05-17 15:42 UTC | [Intermittent Distortion of Page Elements in Klaviyo](https://status.klaviyo.com/incidents/ypn159yd8wv8) | minor | 28 min |  |
| 2024-04-25 15:39 UTC | [Real time segmentation delayed by up to two hours](https://status.klaviyo.com/incidents/3b9z36zb7d6j) | minor | 1.4 h |  |
| 2024-04-19 20:40 UTC | [Intermittent Klaviyo Inaccessibility](https://status.klaviyo.com/incidents/vztw6lkphcmv) | minor | 3.6 h |  |
| 2024-04-05 22:40 UTC | [Flows in-app experience & message sending outage](https://status.klaviyo.com/incidents/4ds6ht8gxgvs) | major | 1.3 h |  |
| 2024-04-01 17:08 UTC | [Delayed segmentation using profile properties](https://status.klaviyo.com/incidents/bbsybd3hmnmj) | critical | 6.4 h |  |
| 2024-03-27 03:35 UTC | [Flows Builder Errors](https://status.klaviyo.com/incidents/281npzrfzxrh) | major | 1.1 h |  |
| 2024-03-26 15:32 UTC | [Errors accessing Klaviyo](https://status.klaviyo.com/incidents/9h98d9nst6my) | major | 2.0 h |  |


## Charts

### Chart data: Klaviyo status incidents per year
Grey: all non-maintenance incidents. Orange: major or critical. Years before Oct 2026 come from the vendor’s own status history.

| Year | Incidents | Major/critical |
| --- | --- | --- |
| 2016 | 28 | 0 |
| 2017 | 36 | 2 |
| 2018 | 41 | 4 |
| 2019 | 32 | 3 |
| 2020 | 33 | 4 |
| 2021 | 33 | 7 |
| 2022 | 23 | 3 |
| 2023 | 30 | 2 |
| 2024 | 35 | 13 |
| 2025 | 47 | 13 |
| 2026 | 28 | 10 |

### Chart data: Incidents per month, last 36 months
By impact as reported by the vendor. Maintenance excluded.

| Month | Impact | Incidents |
| --- | --- | --- |
| 2023-10 | minor | 2 |
| 2023-10 | none | 5 |
| 2023-11 | minor | 1 |
| 2023-11 | none | 1 |
| 2023-12 | major | 1 |
| 2023-12 | none | 2 |
| 2024-01 | none | 1 |
| 2024-02 | major | 2 |
| 2024-02 | minor | 1 |
| 2024-02 | none | 3 |
| 2024-03 | major | 3 |
| 2024-03 | none | 2 |
| 2024-04 | critical | 1 |
| 2024-04 | major | 1 |
| 2024-04 | minor | 2 |
| 2024-05 | critical | 1 |
| 2024-05 | minor | 1 |
| 2024-06 | critical | 1 |
| 2024-06 | minor | 1 |
| 2024-06 | none | 1 |
| 2024-07 | major | 1 |
| 2024-07 | minor | 1 |
| 2024-08 | critical | 2 |
| 2024-08 | minor | 1 |
| 2024-08 | none | 1 |
| 2024-09 | minor | 1 |
| 2024-10 | major | 1 |
| 2024-10 | minor | 4 |
| 2024-10 | none | 1 |
| 2024-12 | minor | 1 |
| 2025-02 | critical | 1 |
| 2025-02 | major | 2 |
| 2025-02 | none | 1 |
| 2025-03 | major | 1 |
| 2025-03 | minor | 2 |
| 2025-03 | none | 5 |
| 2025-04 | critical | 1 |
| 2025-04 | minor | 5 |
| 2025-04 | none | 1 |
| 2025-05 | critical | 1 |
| 2025-05 | none | 1 |
| 2025-06 | major | 1 |
| 2025-06 | minor | 3 |
| 2025-07 | minor | 1 |
| 2025-07 | none | 1 |
| 2025-08 | minor | 1 |
| 2025-08 | none | 1 |
| 2025-09 | minor | 5 |
| 2025-10 | critical | 1 |
| 2025-10 | major | 1 |
| 2025-10 | minor | 1 |
| 2025-10 | none | 2 |
| 2025-11 | major | 2 |
| 2025-11 | none | 1 |
| 2025-12 | major | 2 |
| 2025-12 | minor | 1 |
| 2025-12 | none | 2 |
| 2026-01 | major | 1 |
| 2026-03 | major | 1 |
| 2026-04 | minor | 1 |
| 2026-05 | critical | 1 |
| 2026-05 | minor | 4 |
| 2026-06 | critical | 1 |
| 2026-06 | major | 2 |
| 2026-06 | minor | 2 |
| 2026-07 | major | 1 |
| 2026-07 | minor | 4 |
| 2026-08 | major | 1 |
| 2026-08 | minor | 2 |
| 2026-08 | none | 1 |
| 2026-09 | minor | 3 |
| 2026-10 | critical | 1 |
| 2026-10 | major | 1 |
| 2026-10 | minor | 1 |

### Chart data: Page snapshot history
One dot per archived version. Grey = first archived (baseline), orange = text changed.

| Date | Page | Change |
| --- | --- | --- |
| 2026-10-17 | Privacy policy | baseline |
| 2026-10-17 | Subprocessors | baseline |
| 2026-10-17 | Terms of service | baseline |
| 2026-10-17 | Pricing | baseline |
| 2026-10-17 | Trust / security | baseline |

---
Canonical: https://rewindex.com/company/klaviyo · Markdown: https://rewindex.com/company/klaviyo.md · JSON: https://rewindex.com/api/v1/companies/klaviyo · Generated 2026-10-17T23:14:12.974Z
