OpenHermes vs Zephyr
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
OpenHermes
Teknium's Mistral 7B fine-tune — 2023's go-to local chat model
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Zephyr
Hugging Face's 2023 DPO-tuned Mistral 7B, now a reference model
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| RECATOOLS Score | 5.9 / 10 | 5.8 / 10 |
| Capability | ||
| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Open Source | Open Source |
| Free tier | Fully free | MIT-licensed weights, ungated and free to download; self-hosted, or through a third-party inference provider at its rates |
| Paid from | — | — |
| Has API | ✗ | ✓ |
| Open source | ✓ | ✓ |
| Free to use | ✓ | ✓ |
| Users | 500k+ downloads | 500k+ downloads |
| Founded | — | 2023 |
| Maker | Nous Research | Hugging Face |
| Verdict | OpenHermes 2.5 (Mistral-7B) by Teknium is a widely respected open fine-tune that became a go-to general-purpose 7B model, noted for solid instruction-following, conversation and a notable coding bump from its training mi... |
Zephyr-7B-β earned its place in October 2023: a 7B model whose MT-Bench score beat Llama2-Chat-70B, with the whole distilled-DPO recipe published in the alignment-handbook. The MIT-licensed weights are still ungated and... |
| Full review → | Full review → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.