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Spring update · April 26, 2026 · 13 min read

LeemerChat v8: frontier models, one search layer, a cleaner split with Critique

If you have been away for a week or two, this is the catch-up. v8 is the release where the partner model row caught up to early 2026, the live search path stopped fracturing across adapters, and the product line finally said out loud that PR-native ship work belongs on Critique.sh, not in a side panel inside LeemerChat.

TL;DR

LeemerChat v8 adds DeepSeek V4 Flash and Pro, MiMo V2.5 and MiMo V2.5 Pro, and Kimi K2.6; standardizes live web search on Firecrawl; and moves review-first coding work to Critique.sh while LeemerChat keeps frontier chat, research, and GitHub-aware help. The shell and settings are cleaner, and the free tier still includes credible frontier models.

DeepSeek V4 ProDeepSeek V4 FlashMiMo V2.5 ProMiMo V2.5Kimi K2.6Firecrawl SearchCritique.sh

Executive summary

What does LeemerChat v8 change if you only read one section?

v8 is two coordinated moves. First, the product line: LeemerChat stays a frontier workspace for chat, research, and multimodal work, while Critique.sh is the home for pull-request review and builder-native ship loops that used to live under PowerCode. Second, the stack: partner models, search infrastructure, and the app shell all moved forward in the same two-week window so the experience feels like one system, not a patch series.

The app did not step back from ambition. Settings are easier to scan. The editorial shell matches from landing to blog to pricing. The journal is a reliable place to read what merged. The product reads as a point of view, not a feature backlog with a model modal bolted on.

LeemerChat v8 at a glance
ThemeWhat changed
Partner modelsDeepSeek V4 Pro and Flash, MiMo V2.5 Pro and V2.5, Kimi K2.6, and related metadata and spend controls, alongside the existing frontier stack (for example GPT-5.4, GLM-5, Claude, Gemini, MiniMax, Qwen).
Web searchFirecrawl is the standard live search path; the same layer feeds extraction and research-heavy flows, not a forked stack.
Code and reviewIn-app PowerCode is retired; Critique.sh is the product for PR-native review. LeemerChat still uses GitHub context for normal chat and coding help.
App shellModular settings, stronger mobile behavior, a simplified tips surface, and an editorial pass across major marketing and product pages.

Shipping history

What shipped across the last eight pull requests?

Eight merges between mid-April and the v8 line are the concrete reason the version number moved. Summaries are drawn from the same work that powers the public release notes.

#247
April 24, 2026

Partner-model refresh

DeepSeek V4 Pro and Flash, MiMo V2.5 Pro and V2.5, Kimi K2.6, and the InclusionAI Ling promo ship across model selectors, metadata, spend controls, and blog surfaces so the roster and pricing story stay in sync.

#246
April 18, 2026

Editorial product pages

Landing, Foundry, and research pages were rebuilt with a calmer grid, better assets, and a single through-line: what the product is for, not a feature laundry list.

#245
April 18, 2026

Settings shell redesign

Settings now uses a modular shell: quick actions up front, account and model management in one rhythm, and less visual noise between panes.

#244
April 18, 2026

Mobile settings hardening

Touch targets, scroll containment, and viewport behavior in the settings dialog were tightened so the same flow works on phone-sized screens without jank.

#243
April 18, 2026

Tips and settings simplification

The old tips surface was pared back so it can track the current release; settings picked up the companion cleanup to match.

#241
April 18, 2026

Editorial sweep across site surfaces

About, blog, marketing pages, header, footer, pricing, and the updates feed share one voice and spacing system again.

#240
April 17, 2026

Blog registry fix

A syntax error in the post registry is gone, which matters now that the journal is a first-class place to read what shipped.

#239
April 17, 2026

LeemerLabs launch surfaces

LeemerLabs shows up as a real company and product story in-app, on its own page, in the sitemap, and in product update hooks so new visitors can see the lab connection.

Model refresh

Which new models are in the LeemerChat v8 lineup?

The most visible change is the roster. DeepSeek V4 Flash and Pro, Xiaomi MiMo V2.5 and MiMo V2.5 Pro, and Kimi K2.6 sit next to GPT-5.4, GLM-5, GLM-5V Turbo, Claude, Gemini, MiniMax, Qwen, and the rest of the frontier bench. The partner row is not just newer names: several entries are large-context, agent-weight models, and some of them still appear on the free path, which changes what “default chat” can mean.

The bet is that users will pick models the way they pick compute: by task fit, not by a single flagship slot. v8 makes that bet easier to act on in the product.

DeepSeek V4 Pro

The full DeepSeek V4 profile for long-horizon reasoning, serious coding, and multi-step agent runs when latency is a fair trade for depth.

DeepSeek V4 Flash

The speed-oriented sibling: better for tight feedback loops, high-volume chat, and agent tool loops that need answers back quickly.

MiMo V2.5 Pro

Xiaomi’s 1M-context flagship, positioned as a peer to other frontier options rather than a budget filler.

MiMo V2.5

A lower-cost omnimodal line that still reads as a deliberate pick, not a degraded default.

Kimi K2.6

Moonshot’s long-context, multimodal step up for heavy synthesis, document work, and orchestration across tools.

Frontier model analysis artwork
Free tier

Does the free tier still include real frontier models?

Yes. The gap between free and paid is more about how hard you can lean on the stack than whether you are allowed to use serious models at all.

  • MiMo V2.5 Pro on the free plan is the clearest sign that “free” still means a real flagship-class option, with limits, not a toy tier.
  • GLM-5V Turbo keeps a native multimodal agent path for users who are not on a paid plan.
  • Gemma 4 31B IT remains in rotation for document-heavy and reasoning work instead of a token placeholder.
  • Paid plans increasingly buy throughput, premium model access, and reliability under load—not permission to use serious models at all.
Search

Why is Firecrawl the backbone for search in v8?

Because the product needed one honest answer to “where does live web search run?” The codebase now routes modern search and research tooling through Firecrawl as the default substrate.

You can trace it in the dedicated web-search path, the main tool registry, and the deeper research stack where search, scrape, extract, browser, and crawl operations are all first-class tools.

In practice, free and paid search-enabled chats lean on the same backbone. Plans still differ where it matters: model orchestration, throughput, and how deep a workflow is allowed to go. Standardizing the substrate is what makes that distinction legible to users instead of feeling like a lottery of which adapter you hit.

Firecrawl search is the default path for live web search inside the main chat toolchain.
The same Firecrawl layer powers scrape, extract, and deeper research-style flows, not a separate legacy stack for power users.
Free and paid users share that backbone; plans differ in orchestration, model choice, and how hard you can lean on the stack.
Product line

Why did PowerCode become Critique.sh in v8?

Because review-native, repo-shaped work outgrew a secondary surface inside a general chat app. v8 is the line where LeemerChat stops straining to host that workload inline.

PowerCode showed that teams wanted serious engineering work next to their models. It also showed that pull-request review, builder runs, and durable code artifacts do not want to live forever as a side panel. Critique.sh is the product that follows from that lesson instead of fighting it.

LeemerChat is not leaving code behind. The main app still ships with GitHub context, codebase-aware answers, and top-tier coding models. The change is only where review-first ship work is supposed to start. The long-form narrative lives on the PowerCode to Critique post.

What we are building toward

What should you expect from LeemerChat after v8?

The best version of the platform is not one window that awkwardly does everything. It is a sharp frontier workspace for chat, research, and multimodal work, with adjacent products that own their own jobs. The recent PR history reads like the team internalized that.

v8 is worth a detailed post because the badge is not decorative: the product line is clearer, the model stack is stronger, search has a single spine, and the split between LeemerChat and Critique is finally explicit in the UI story, not only in release engineering.

  1. Frontier models, research, and day-to-day chat stay in LeemerChat.
  2. PR review and builder-native ship loops live on Critique.sh.
  3. One Firecrawl-backed path keeps search and deep research coherent.

Frequently asked questions

Short answers for people skimming, aligned with the same facts as the v8.0.0 release notes and partner copy on /tips.

What is the biggest product change in v8?

The biggest structural change is that PowerCode is no longer the in-app coding surface inside LeemerChat. Review-first coding work now points to Critique.sh, while LeemerChat stays focused on frontier chat, research, multimodal work, and repo-aware assistance in the main app.

Which new models are now live?

This update highlights DeepSeek V4 Flash, DeepSeek V4 Pro, Xiaomi MiMo V2.5, Xiaomi MiMo V2.5 Pro, and Moonshot Kimi K2.6, alongside the existing frontier stack with GPT-5.4, GLM-5, GLM-5V Turbo, Gemini, Claude, MiniMax, and more.

Are any serious frontier models still available on the free tier?

Yes. A meaningful chunk of the frontier remains available without a paid plan, including models such as MiMo V2.5 Pro, GLM-5V Turbo, Gemma 4 31B IT, and other partner entries depending on current availability and daily limits.

What powers live web search now?

The app's current web-search path is standardized around Firecrawl search and related Firecrawl tooling for richer research, extraction, and deep-search workflows. In practice, that means the same search backbone now supports both everyday search-enabled chats and deeper research-oriented flows.

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