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[Docs] [Lite] AReaLite release documentation#202

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garrett4wade merged 22 commits into
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mzy/gh/lite-docs-final
Aug 1, 2025
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[Docs] [Lite] AReaLite release documentation#202
garrett4wade merged 22 commits into
litefrom
mzy/gh/lite-docs-final

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@nuzant

@nuzant nuzant commented Jul 29, 2025

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Comment thread README.md Outdated
+ 🔪 **Cutting-Edge Performance:** AReaL can produce models with cutting-edge reasoning capabilities in math and coding. We are also actively working on agentic tasks.
- ⚡ **\[NEW\] Light-weight & AI-centric:** Our new release **AReaLite** follows an
**AI-centric** design that prioritizes better development experiences for AI
researchers. As a result, **AReaLite** delivers most AReaL functionalities with a much

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Can you also mention about the performance of new codebase?

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Sure!

Comment thread README.md Outdated
**[2025/02/24] (v0.1)** Our initial release includes reproducible results for 1.5B and 7B LRMs. Check our [v0.1 technical blog](/blog/AReaL_v0_1.md).
**\[2025/07/31\] (v0.4, AReaLite)** We introduce **AReaLite**, a **light-weight**
version of AReaL designed specifically for AI researchers and rapid prototyping.
AReaLite features an **AI-centric** API design that prioritizes ease of use and

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AI centric to RL centric or Algorithm First? AI centric is not very common expression

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Here we use "AI-centric" because it is a contrast to "system centric". Another point is that now AReaLite is designed to run in SPMD paradigm, which is familiar to AI researchers that are not so experienced in RL. Therefore using RL-centric would be less accurate.

I think "Algorithm First" is more appropriate: "algorithm first" - "system first".

Could you share some insights as well? @garrett4wade

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"algorithm first" - "system first" would be fine for this cover letter. We can discuss offline later.

Comment thread README.md Outdated
New highlights in AReaLite:

*Fig.1. Left: Execution timeline of synchronous RL training. Right: Execution timeline of one-step overlap RL system.*
- Follows an *AI-centric* API design instead of the *system-centric* architecture in old

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RL centric ?

Comment thread README.md Outdated
Train Qwen3 1.7B locally (Remember to modify `dataset.path` in the script below):
```bash
bash examples/run_async_ppo.sh
python3 examples/arealite/convert_config.py -f <config_path> -o <output_path>

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This is a standalone script which will be updated later.

Comment thread README.md Outdated
pipelining
- [ ] RL for vision-language models (VLM)
- [x] Multi-turn agentic RL
- [ ] Function calling and tool use

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This should be supported now

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Currently AReaLite uses FSDP and AReaL still not supports Megatron for these features ... But these features are in the schedule, and they will come in one or two months.

VLM and function calling can be checked.

@nuzant nuzant had a problem deploying to AReaL-lite-unittests August 1, 2025 09:27 — with GitHub Actions Failure
@nuzant nuzant marked this pull request as ready for review August 1, 2025 09:35
@garrett4wade garrett4wade merged commit a0fcbb4 into lite Aug 1, 2025
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@garrett4wade garrett4wade deleted the mzy/gh/lite-docs-final branch August 1, 2025 12:57
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4 participants