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onesie
Unix-pipeable CLI for System One models: ask questions of piped text, gate agent shell commands by exit code, and calibrate thresholds on labelled records; supports TypeSafe, OpenRouter, Cloudflare, Berget and Levanto.
Release v0.9.0 and push on 2026-10-25. (checked 2026-10-25)
In The Jev ecosystem
Where it stands apart
- Can it run entirely on your own device or infrastructure, without the maker's servers? no, it needs the maker's servers (19% of 21 others)
- Which models answer its questions? Pick the first that applies. Jev or other models, your choice (14% of 21 others)
- Does it check whether its probabilities can be trusted? Pick the first that applies. it calibrates or sets thresholds against your own labelled examples (19% of 21 others)
- Where do the decisions run by default? a hosted API (24% of 21 others)
- Can you use it without a TypeSafe account? yes, through a gateway or another provider (24% of 21 others)
What it shares with most of the community
- Is it actively maintained? active (62% of 21 others)
- How is the main thing licensed? permissive open source (MIT/Apache/BSD) (86% of 21 others)
- How is it mainly sustained? individual side project, no revenue (55% of 20 others)
- Do you need an account to use it? no account (86% of 21 others)
- Who is it for? developers (95% of 21 others)
- Which shared standard or format does it mainly build on? TypeSafe's System One API (state + typed questions, /v1/systemone) (81% of 21 others)
- Which question types does it handle? Jev's three: noul, choice, score (67% of 21 others)
- Does it train on Jev's outputs? (TypeSafe's customer agreement forbids using output to distill or build competing models.) it doesn't train models (68% of 19 others)
- Are its answers typed values rather than generated text? (identity question) yes, typed answers only (67% of 21 others)
Nearest neighbors
- decide 88% of 16 shared answers match
- jev-align (Sutro) 69% of 16 shared answers match
- jevals (Openlayer) 69% of 16 shared answers match
Every answer
| Question | Answer | Source |
|---|---|---|
| Is it actively maintained? | active | source 2026-10-25 |
| How is the main thing licensed? | permissive open source (MIT/Apache/BSD) MIT | source 2026-10-25 |
| How is it mainly sustained? | individual side project, no revenue Personal repo, MIT, no paid tier. | source 2026-10-26 |
| Can it run entirely on your own device or infrastructure, without the maker's servers? | stands apart no, it needs the maker's servers All providers are hosted; cached answers can be replayed offline in CI. | source 2026-10-25 |
| Do you need an account to use it? | no account CLI needs a provider API key (TypeSafe, OpenRouter etc.), not an account with the maker. | source 2026-10-26 |
| Who is it for? | developers | source 2026-10-25 |
| Which shared standard or format does it mainly build on? | TypeSafe's System One API (state + typed questions, /v1/systemone) TypeSafe plus OpenRouter, Cloudflare and others. | source 2026-10-26 |
| Which models answer its questions? Pick the first that applies. | stands apart Jev or other models, your choice | source 2026-10-25 |
| What is the main thing it ships? | a library, CLI, or SDK for calling models | source 2026-10-25 |
| Which question types does it handle? | Jev's three: noul, choice, score | source 2026-10-25 |
| Does it check whether its probabilities can be trusted? Pick the first that applies. | stands apart it calibrates or sets thresholds against your own labelled examples 'onesie calibrate' derives gate thresholds from labelled records. | source 2026-10-25 |
| Where do the decisions run by default? | stands apart a hosted API | source 2026-10-25 |
| Does it train on Jev's outputs? (TypeSafe's customer agreement forbids using output to distill or build competing models.) | it doesn't train models | source 2026-10-25 |
| Can you use it without a TypeSafe account? | stands apart yes, through a gateway or another provider | source 2026-10-25 |
| Are its answers typed values rather than generated text? (identity question) | yes, typed answers only | source 2026-10-25 |
| Does it publish head-to-head numbers against Jev? | no published benchmark numbers | source 2026-10-25 |
Sources
This page was derived from:
- GitHub · github.com/frodi-karlsson/onesie · read 2026-10-25
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