{
  "id": "openhermes-2-5-mistral-7b",
  "name": "OpenHermes-2.5-Mistral-7B",
  "identifiers": {
    "huggingface": [
      "teknium/OpenHermes-2.5-Mistral-7B"
    ]
  },
  "developer": "Teknium",
  "release_date": {
    "value": "2023-10-29",
    "source": "https://huggingface.co/api/models/teknium/OpenHermes-2.5-Mistral-7B",
    "status": "partial",
    "note": "HF repo creation date; may predate or postdate public release."
  },
  "weights_status": "open",
  "availability": {
    "value": "available",
    "checked": "2026-09-24",
    "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B"
  },
  "license": {
    "value": "apache-2.0",
    "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/blob/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/README.md",
    "status": "partial",
    "note": "From HF card metadata (uploader-declared); confirm against the license text."
  },
  "architecture": {
    "family": "decoder_only",
    "note": "family read from config 'architectures': ['MistralForCausalLM'].",
    "n_layers": {
      "value": 32,
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json",
      "status": "recorded"
    },
    "hidden_size": {
      "value": 4096,
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json",
      "status": "recorded"
    },
    "n_heads": {
      "value": 32,
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json",
      "status": "recorded"
    },
    "vocab_size": {
      "value": 32002,
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json",
      "status": "recorded"
    },
    "context_length": {
      "value": 32768,
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json",
      "status": "recorded"
    },
    "n_kv_heads": {
      "value": 8,
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json",
      "status": "recorded"
    },
    "positional_encoding": {
      "value": "rotary (RoPE)",
      "source": "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B",
      "status": "recorded",
      "note": "Architecture unchanged from mistral-7b-v0-1 (instruction fine-tune)."
    }
  },
  "training_data": {
    "value": "OpenHermes-2.5: ~1M rows of GPT-4-generated synthetic conversational data compiled from multiple sources. No Stemma dataset record yet (see flags), so this is text-only, not a trained_on edge.",
    "source": "https://huggingface.co/datasets/teknium/OpenHermes-2.5",
    "status": "partial"
  },
  "techniques": [],
  "primary_sources": [
    "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B",
    "https://huggingface.co/teknium/OpenHermes-2.5-Mistral-7B/raw/24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33/config.json"
  ],
  "record_history": [
    {
      "date": "2026-09-24",
      "change": "ingested as candidate from HF (teknium/OpenHermes-2.5-Mistral-7B@24c0bea14d53e6f67f1fbe2eca5bfe7cae389b33)",
      "by": "ingest_hf.py"
    },
    {
      "date": "2026-09-24",
      "change": "preparer: developer, fine_tuned_from accepted, dataset edge rejected pending an OpenHermes-2.5 record",
      "by": "claude (preparer, Sonnet 5)"
    },
    {
      "date": "2026-09-24",
      "change": "preparer cleanup: removed 1 stale flag(s)",
      "by": "claude (preparer, Sonnet 5)"
    },
    {
      "date": "2026-09-24",
      "change": "preparer cleanup: training_data filled",
      "by": "claude (preparer, Sonnet 5)"
    },
    {
      "date": "2026-09-24",
      "change": "preparer cleanup: positional_encoding propagated from an unchanged parent architecture",
      "by": "claude (preparer, Sonnet 5)"
    },
    {
      "date": "2026-09-24",
      "change": "reviewed and promoted from staging (1 edge(s) accepted)",
      "by": "Wilson Pruitt"
    }
  ]
}