IRx-2 (GGUF) — ⭐ Best Overall

The recommended model of the IRx family: a private, offline AI chat assistant with the best balance of answer quality and speed. Everything runs on your device — no internet connection, no account, and nothing you type ever leaves your phone, tablet or laptop. This is the build for phones, tablets and llama.cpp-based apps (PocketPal, LM Studio, llama.rn, Ollama).

Download: irx-2-Q4_K_M.gguf (~2.7GB) — one file for iPhone, iPad, Android and Mac. Uses about 3.5GB of RAM while running, so it fits phones and tablets with 8GB+ RAM. On phones with 6GB or less, use IRx-1.

The IRx family

All four run fully offline — nothing you type ever leaves your device.

Model Download Best for Phones & tablets (GGUF) Mac (MLX)
IRx-mini ~0.8GB The smallest. Simple, quick answers on phones with just 4GB of RAM irx-mini-GGUF irx-mini
IRx-1 ~1.2GB Fast, quick everyday answers on almost any phone irx-1-GGUF irx-1
⭐ IRx-2 — Best Overall ~2.7GB The best balance of answer quality and speed irx-2-GGUF irx-2
IRx-2 Pro ~5.3GB The most detailed, long-form answers and long conversations irx-2-pro-GGUF irx-2-pro

Not sure which to pick? Start with ⭐ IRx-2. Choose IRx-mini for a 4GB-RAM phone, IRx-1 for fast everyday answers on most phones, and IRx-2 Pro for the richest answers on a device with 12GB+ RAM.

See them side by side: the IRx board compares all four models, shows their measured speed live, and has an animated step-by-step setup guide for PocketPal on iPhone and Android.

What IRx-2 does best — ⭐ Best Overall

IRx-2 is the recommended model for most people. It is about twice the size of IRx-1, which shows in clearer reasoning, better-structured answers, more reliable writing and stronger coding help — while still running comfortably on phones and tablets with 8GB+ RAM.

Who Example things to ask
Software developers "Explain this error and how to fix it: …" · "Write a function that validates an email address, with tests." · "Why is this SQL query slow?"
Farmers "Plan a monthly budget for a 2-acre vegetable farm." · "Compare drip and flood irrigation: pros and cons." · "Write a loan application letter to my bank."
Students "Make a one-week study plan for my exams." · "Explain Newton's laws with everyday examples."
Teachers "Create a 40-minute lesson plan on the water cycle, with a short quiz."
Shop & small business owners "Outline a simple business plan for a tea stall." · "Write a polite reply to a customer complaint."
Writers & creators "Outline a 5-minute YouTube script about saving money." · "Make this paragraph sound more professional."
Job seekers "Improve these resume bullet points." · "Give me 10 likely interview questions for a sales role."
Everyday life "Plan a family weekend on a budget." · "Help me write a birthday message for my father."

Measured on the same Mac CPU: IRx-2 generates about 26 tokens/s vs IRx-1's 54 — roughly half the speed, for noticeably better answers.

Recommended settings (PocketPal and similar apps)

Setting Value
Context size 8192
Max new tokens 1024
Temperature 0.7
Top-P / Min-P 0.95 / 0.05
Repeat penalty 1.1
System prompt optional — leave empty to use the built-in one

A repeat penalty of 1.1 is also embedded in the file as the default; apps that let you set your own sampling values (PocketPal does) need it set there too.

Updating from an older download: delete the old model in the app and download it again — apps don't replace a downloaded file on their own. If you set a custom chat template in the app, reset it so the one built into the file is used.

Built-in chat template: thinking off, identity on

Apps built on llama.cpp often switch on a hidden "thinking" mode by default, which can use up the whole conversation before any answer appears ("The conversation ran out of room"). The template embedded in this file always keeps thinking off — the app's reasoning toggle has no effect — and supplies the model's own system prompt when the app sends none.

Usage (command line)

llama-cli -m irx-2-Q4_K_M.gguf --jinja -c 8192 -p "How do I convert Celsius to Fahrenheit?"

Limitations

  • Not a frontier-scale model — it won't match large hosted AI services on very hard multi-step reasoning, deep coding problems or breadth of world knowledge.
  • Facts can be wrong. Like any small offline model it can state things confidently that aren't true — double-check anything important, such as prices, medicines and doses, laws, and local farming advice (seed varieties, chemical quantities, weather).
  • Not a replacement for professionals — medical, legal and financial answers are general information only.
  • News up to 3 October 2026 only — it can't look anything up, and news details can be imprecise.
  • Don't enable native tool/function-calling in chat apps — never trained; plain chat is reliable.

Changelog

  • 2026-10-03 — News refresh and quality update

    • Built-in news digest (up to 3 October 2026). The model's built-in prompt now carries 15 of the day's top headlines across India, world, business, science and technology, AI and sports, so it can answer questions about them offline, in any app, with no internet. In testing, answers about digest headlines contained the real facts 47% of the time, against 0% for news learned through training alone.
    • Knows its cutoff. Asked how current it is, it says its news goes up to 3 October 2026 and suggests checking a news source for anything later.
    • News sources: 18. Times of India, The Hindu (National, Business, Sport, Sci-Tech), Indian Express, NDTV, LiveMint, BBC (World, Business, Science, Technology), Al Jazeera, ESPNcricinfo, NASA, TechCrunch, The Verge and MIT Technology Review. Recent headlines were also added to training.
    • Cleaner training data. Removed answers that repeat themselves, refusals, answers copied from earlier in a chat and leftover chat-export text. Greetings no longer trigger a self-introduction, and identity answers never credit another AI company.
    • Passed the pre-publish check: repeated 8-turn conversations with the repeat penalty off and the app's thinking request on — no loops, no copied answers, no hidden reasoning, correct identity.
    • Keep in mind: news outside the digest is not reliably known, and small models can mix up names, numbers and dates. Double-check anything important. The digest adds a few seconds before the first reply of a new chat.
  • 2026-09-30 — First release. Built with the IRx pipeline's fixes: fine-tune merged into the full-precision base and quantized once with an importance matrix (no repeating/looping replies), thinking mode always off, identity built in. Passed the automated pre-publish check: repeated 8-turn conversations with the repeat penalty off and the app's thinking request on — no loops, no copied answers, no hidden reasoning, correct identity.

License

Apache 2.0. IRx-2 is a derivative fine-tuned model — full Apache 2.0 terms apply as with any work under this license.

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