LLM/AI Changelog

Updated 3 Jul 2026

AI Platform Changes That Affect Brand Visibility

Every update to ChatGPT, Gemini, Perplexity, Copilot and Google Search can change how your brand appears in AI-generated answers. We track release notes, API changes and documentation updates across major LLM platforms so you don't have to.

Total Updates
17
Copilot
771
ChatGPT
304
Gemini
296
Claude
70
GoogleAI
26
Perplexity
17
Pinned Highlights · 8
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today Dec Jan 2026 Feb Mar Apr May Jun Jul 14 Nov 2025 · Perplexity — What We Shipped - November 14th 5 Dec 2025 · Perplexity — What We Shipped - December 5th 12 Dec 2025 · Perplexity — What We Shipped - December 12th 6 Feb 2026 · Perplexity — Perplexity Update - February 6th, 2026 13 Feb 2026 · Perplexity — What We Shipped - February 13, 2026 20 Feb 2026 · Perplexity — What We Shipped - February 20th, 2026 17 Apr 2026 · Perplexity — Personal Computer on Mac Launch and Computer Updates - April 17, 2026 19 Jun 2026 · Perplexity — Deep Research, command panel, and enterprise controls - June 19, 2026
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1–17 of 17 updates
Perplexity
Pinned Perplexity 19 Jun 2026 perplexity

Deep Research, command panel, and enterprise controls - June 19, 2026

Deep Research comes to Computer, with faster command access, forking, inline actions, analytics APIs, and custom credit limits.
Brand Impact
On 19 June 2026, Perplexity brought a more powerful Deep Research into Computer, its agentic assistant, adding a command panel, thread forking, inline actions, analytics APIs and enterprise credit controls. Deep Research fans out across many searches and reads far more material before synthesising a sourced report. Brand impact: Perplexity is a citation-first answer engine, so a deeper research mode changes which sources get named. A wider, deeper read filters out thin pages and rewards clear, specific, well-evidenced content. Brands that answer questions outright, cover long-tail comparisons and keep their facts consistent are the ones that survive into the final cited report. Read our full analysis: https://reconn-ai.com/news/perplexity-deep-research-upgrade-ai-visibility/
Perplexity
Pinned Perplexity 17 Apr 2026 perplexity

Personal Computer on Mac Launch and Computer Updates - April 17, 2026

This week, Perplexity shipped Personal Computer on Mac. Perplexity has also shipped updates to make Computer easier to control and more integrated with personal context with a prebuilt Personal CFO.
Perplexity
Pinned Perplexity 20 Feb 2026 perplexity

What We Shipped - February 20th, 2026

This week Perplexity shipped pre-ordering for Comet on iOS, Claude Sonnet 4.6 and Gemini 3.1 Pro, response preferences, enterprise Memory, a more personalized Comet Assistant, tab switcher in Comet on desktop, analyst ratings in Perplexity finance, and auditable financials with links to SEC filings.
Brand Impact
Perplexity added new AI model options (including Claude and Gemini), personalization features that remember user preferences, and financial tools showing analyst ratings and SEC documents. These changes let the platform tailor recommendations and information more precisely to individual users' needs and interests. Brands and products in finance, enterprise software, and mainstream consumer categories could see increased visibility if they align with what the platform learns about each user's preferences, while less personalized competitors may see reduced recommendation placement.
Perplexity
Pinned Perplexity 13 Feb 2026 perplexity

What We Shipped - February 13, 2026

This week Perplexity launched Deep Research with Opus 4.6, added memory to Model Council, improved history search, revamped stock graphs in answers on Android, and recently added Kimi K2.5 Thinking.
Brand Impact
Perplexity upgraded its AI research tool to use more advanced reasoning technology and added memory features so the AI can remember your past searches and preferences. This means the AI will provide more personalized recommendations and research results tailored to individual users, potentially favoring brands and products that align with each user's documented interests rather than showing universal results. Companies whose products match frequently-researched topics by specific user segments will gain visibility advantage, while brands relying on broad-reach recommendations may see their impressions shift toward more targeted audiences.
Perplexity
Pinned Perplexity 6 Feb 2026 perplexity

Perplexity Update - February 6th, 2026

This week Perplexity launched upgraded Deep Research, Model Council, a simplified input bar, step-by-step learning, improved memory, a finance heatmap, Opus 4.6 for Comet, and new Enterprise security controls.
Brand Impact
Perplexity has significantly upgraded its AI research and interaction capabilities with a multi-feature platform update. These enhancements, particularly the improved memory and step-by-step learning, could make the platform more precise in recommending brands and sources, potentially giving more visibility to enterprise-level and financially robust companies with complex, well-structured information.
Perplexity
Pinned Perplexity 12 Dec 2025 perplexity

What We Shipped - December 12th

This week Perplexity added GPT-5.2 and Seedream 4.5 for Pro/Max, made answers link you straight to websites, improved Finance charts, and launched a Patents page.
Brand Impact
Perplexity has integrated more advanced AI models and added direct website linking to their search results, making research faster and more transparent. These upgrades could potentially improve the platform's ability to provide more precise, source-verified recommendations for professionals in fields like finance, technology, and research.
Perplexity
Pinned Perplexity 5 Dec 2025 perplexity

What We Shipped - December 5th

This week Perplexity launched Memory, a more conversational UI, Instant Buy with PayPal, Virtual Try On, upgraded Finance charts and watchlist briefing, new Pro and Max models, and a global partnership with Cristiano Ronaldo including a dedicated CR7 hub.
Brand Impact
Perplexity has significantly upgraded its AI platform with new features like Memory (which likely improves conversation continuity) and added personalization options like a Virtual Try On experience. These updates could mean users receive more tailored, contextually relevant brand and product recommendations across different domains like finance, shopping, and entertainment, potentially increasing visibility for brands that align closely with user interests and engagement patterns.
Perplexity
Pinned Perplexity 14 Nov 2025 perplexity

What We Shipped - November 14th

This week at Perplexity, we launched major Comet Assistant upgrades for faster, more accurate answers, added enhanced privacy controls with a new Snapshot widget, and rolled out real-time Flight Status on iOS.
Brand Impact
Perplexity has upgraded its AI assistant with faster, more accurate answers and new privacy features like a Snapshot widget. These improvements could mean users receive more precise, contextually relevant recommendations across different topics, potentially boosting visibility for brands that provide clear, authoritative information.
Perplexity
Perplexity 29 May 2026 perplexity

Computer in Microsoft 365, context panel, and analytics dashboards - May 29, 2026

Computer is now available in Microsoft 365 apps, including Word, Excel, Powerpoint, Outlook, and Teams. Context and sources are now easier to see in Computer threads. Usage analytics are available for both individuals and teams.
Perplexity
Perplexity 11 May 2026 perplexity

Personal Computer on Mac for all - May 11, 2026

Personal Computer is now available for everyone on Mac. Computer is also ready to use for all finance professionals.
Brand Impact
Perplexity has released a new Mac application called "Personal Computer" that all users can now download, plus a specialized version for finance professionals. This expansion means brands and financial products featured in Perplexity's recommendations will reach a significantly larger audience of Mac users who weren't able to access this tool before, while finance-related companies may see increased visibility specifically among professional users of the finance-focused version.
Perplexity
Perplexity 4 May 2026 perplexity

Improved Computer Models and Enterprise Updates - May 4, 2026

Computer is now faster, more powerful, and more connected to your enterprise with improved models, Microsoft Teams, and skills in Spaces.
Perplexity
Perplexity 27 Mar 2026 perplexity

Comet iOS Launch and Computer Updates - March 27, 2026

This week we shipped Comet iOS, many Computer updates for individuals and enterprise, multimodal Deep Research, and Health Computer.
Perplexity
Perplexity 13 Mar 2026 perplexity

What We Shipped - March 13, 2026

This week we shipped Perplexity Computer to all Pro users, Computer for Enterprise, Computer in Slack, and Comet Enterprise. We also announced Personal Computer as your personal local version of Computer.
Perplexity
Perplexity 6 Mar 2026 perplexity

What We Shipped - March 6, 2026

This week we shipped updates to Perplexity Computer including Skills, Model Council, Voice Mode, and GPT-5.3-Codex coding subagent. We also added GPT-5.4 in Perplexity for Pro and Max subscribers.
Perplexity
Perplexity 27 Feb 2026 perplexity

What We Shipped - February 27, 2026

This week Perplexity shipped Computer, Samsung Galaxy S26 integration, upgraded voice mode in Comet, improved finance timeline, and state of the art embedding models.
Perplexity
Perplexity 16 Jan 2026 perplexity

What We Shipped - January 16th, 2026

This week, Perplexity shipped a redesigned iPad app built for multitasking and real work, added ETF holdings details in Finance, and introduced quizzes and flashcards on iOS.
Perplexity
Perplexity 22 Nov 2025 perplexity

What We Shipped - November 22nd

This week Perplexity launched Comet for Android, expanded asset creation and export tools, rolled out new Pro and Max models, upgraded image generation with Nano Banana Pro, added task scheduling in Spaces, and improved finance pages with live prices and a refreshed timeline.

Tracking what they’re building

Observed site activity — new pages appearing on each platform’s website, updated daily.

What is the LLM Changelog?

The LLM Changelog is a live, automated tracker that monitors release notes and documentation updates across the largest AI platforms — including OpenAI's ChatGPT, Google's Gemini, Perplexity AI, Microsoft Copilot and Google Search. Changes are crawled daily and presented in a single, searchable feed.

Why AI Platform Changes Matter for Brands

When AI models update their training data, adjust ranking signals or change how they cite sources, the brands and products they recommend can shift overnight. An API change to Gemini or a new feature in ChatGPT can alter which businesses get mentioned in millions of AI-generated responses.

Platforms We Track

We currently monitor ChatGPT release notes, OpenAI developer and model changelogs, Gemini API and app updates, Perplexity product and API changes, Microsoft 365 Copilot release notes, and Google Search Central documentation updates. New sources are added as the AI landscape evolves.

Built by reconnAI

reconnAI tracks how AI systems represent brands in their responses. We monitor mentions, sentiment and citations across ChatGPT, Gemini, Perplexity and more — helping businesses understand and improve their visibility in the age of AI search. Learn more →