{
  "schemaVersion": 1,
  "asset": "MiniMax H3 API and open-weight status",
  "publisher": "AniKuku",
  "canonicalPage": "https://anikuku.com/blog/minimax-h3-video-model-guide-2026",
  "lastVerified": "2026-08-12",
  "nextScheduledReview": "2026-09-10",
  "model": {
    "name": "MiniMax H3",
    "officialApiModelId": "MiniMax-H3",
    "releaseAnnouncementDate": "2026-07-31",
    "license": "MiniMax H3 Community License Agreement"
  },
  "availability": {
    "officialGlobalApi": {
      "status": "available",
      "endpoint": "https://api.minimax.io/v2/video_generation",
      "authentication": "pay-as-you-go API key",
      "verifiedAt": "2026-08-12"
    },
    "officialWeights": {
      "status": "available",
      "repository": "https://huggingface.co/MiniMaxAI/MiniMax-H3",
      "checkpoints": ["H3-Base-FL2VA", "H3-Base-Ref2VA"],
      "localOutputResolution": "768P",
      "verifiedAt": "2026-08-12"
    },
    "modelScope": {
      "status": "unverified",
      "verifiedAt": "2026-08-12",
      "note": "No official MiniMax ModelScope repository was confirmed during this review."
    }
  },
  "officialApi": {
    "outputDurationSeconds": {
      "minimum": 4,
      "maximum": 15
    },
    "outputResolutions": ["768P", "2K"],
    "frameRate": 24,
    "audio": "32 kHz stereo",
    "maximumReferences": {
      "images": 9,
      "videos": 3,
      "audioClips": 3,
      "totalFiles": 12,
      "totalReferenceVideoSeconds": 15,
      "totalReferenceAudioSeconds": 15
    }
  },
  "officialPayAsYouGoPricingUsd": {
    "currency": "USD",
    "verifiedAt": "2026-08-12",
    "outputPerSecond": {
      "768P": 0.08,
      "2K": 0.13
    },
    "inputMaterials": {
      "audio": "free",
      "images": "first 5 free; each additional image costs 0.04 USD",
      "video": "per input second at the selected output-resolution rate"
    },
    "regeneration768PTo2KPerOutputSecond": 0.05
  },
  "openComponentStatus": [
    {
      "component": "H3-Base FL2VA and Ref2VA",
      "status": "downloadable",
      "output": "768P audio-video"
    },
    {
      "component": "H3-Context-IR",
      "status": "hosted-api-only",
      "note": "Not included in the open-weight release."
    },
    {
      "component": "H3-Regenerate-2K",
      "status": "hosted-api-only",
      "note": "The official local 2K regeneration module is not yet released."
    },
    {
      "component": "sparse-attention inference",
      "status": "announced-not-released",
      "note": "The initial public inference release uses full attention."
    }
  ],
  "documentedRuntimes": [
    {
      "name": "SGLang",
      "status": "documented"
    },
    {
      "name": "vLLM",
      "status": "documented"
    },
    {
      "name": "diffusers",
      "status": "documented"
    },
    {
      "name": "ComfyUI",
      "status": "documented",
      "source": "https://docs.comfy.org/tutorials/video/minimax/minimax-h3"
    }
  ],
  "sources": [
    {
      "type": "official-api-reference",
      "url": "https://platform.minimax.io/docs/api-reference/video-generation-v2-create"
    },
    {
      "type": "official-pricing",
      "url": "https://platform.minimax.io/docs/guides/pricing-paygo"
    },
    {
      "type": "official-model-repository",
      "url": "https://huggingface.co/MiniMaxAI/MiniMax-H3"
    },
    {
      "type": "official-comfyui-documentation",
      "url": "https://docs.comfy.org/tutorials/video/minimax/minimax-h3"
    },
    {
      "type": "named-hosted-provider",
      "url": "https://fal.ai/models/minimax/h3/text-to-video"
    }
  ],
  "changeLog": [
    {
      "date": "2026-08-12",
      "changes": [
        "Confirmed the official global API and pay-as-you-go pricing.",
        "Confirmed the FL2VA and Ref2VA public checkpoints and community license.",
        "Separated downloadable H3-Base from hosted-only Context-IR and 2K regeneration.",
        "Confirmed official ComfyUI documentation."
      ]
    }
  ]
}