salesforce/ctrl
Conditional Transformer Language Model for Controllable Generation observed · 2026-08-28
Health v2 · maintenance only
10/100
- Activity 19
- Release rhythm 35
- Longevity 100
Flags: no_releases archived
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 2561
- days_rel: n/a
- days_push: 489
- n_releases_24m: 0
Adoption not part of the score
1879 stars · 199 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
CTRL is a 1.63 billion-parameter conditional Transformer language model from Salesforce that generates text controllable via control codes governing style, content, and task behavior. The repository provides TensorFlow/PyTorch inference code, fine-tuning utilities, and pretrained checkpoints, with the model also integrated into HuggingFace Transformers.
Use cases
- generate text with controllable style and content
- condition language model output on control codes
- fine-tune a large language model on a custom dataset
- convert a TensorFlow checkpoint to HuggingFace PyTorch format
- attribute generated text to training data sources
- run text generation on a GPU
When to choose
- you need explicit control over generated text style or task via control codes
- you want a research-grade conditional language model with pretrained checkpoints
- you want to use CTRL through HuggingFace Transformers
When to avoid
- you need a modern, actively developed LLM with state-of-the-art quality
- you want instruction-tuned or chat-style generation
- you lack GPU resources for a 1.63B-parameter model
Facets
library · maturity maintenance
machine-learning nlp llm-inference large-language-models deep-learning python conditional-generation transformer text-generation control-codes pretrained-model research natural-language-processing gpu
6 sources
- readme: https://github.com/salesforce/ctrl · fetched 2026-08-28 · d768b0bb7050
- homepage: https://arxiv.org/abs/1909.05858 · fetched 2026-08-29 · 03c4ed6ee7ac
- site_page: https://info.arxiv.org/about/donate.html · fetched 2026-08-29 · cca9c3a11c56
- site_page: https://info.arxiv.org/about/ourmembers.html · fetched 2026-08-29 · 47cbc55ff1de
- site_page: https://info.arxiv.org/about · fetched 2026-08-29 · a1f16f915a9a
- site_page: https://info.arxiv.org/labs/index.html · fetched 2026-08-29 · b14a8d05a0ec
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| salesforce/ctrl | main | 10 |
For agents
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem