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Agentic AI Atlas · gpt-oss-20b
model:gpt-oss-20b@currenta5c.ai
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ModelVersion JSON

model:gpt-oss-20b@current

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gpt-oss-20b json

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File · compute/models/gpt-oss-20b.yamlCluster · compute
Record JSON
{
  "id": "model:gpt-oss-20b@current",
  "_kind": "ModelVersion",
  "_file": "compute/models/gpt-oss-20b.yaml",
  "_cluster": "compute",
  "attributes": {
    "displayName": "gpt-oss-20b",
    "costPerMTokInput": 0,
    "costPerMTokOutput": 0,
    "supportsExtendedThinking": true,
    "supportsThinkingBudgetTokens": false,
    "modelFamilyId": "model-family:gpt-oss",
    "versionRange": ">=20.0.0 <21.0.0",
    "kind": "reasoning",
    "contextWindowTokens": 131072,
    "modalities": [
      "text"
    ],
    "modalityDirections": [
      {
        "kind": "text",
        "direction": "input"
      },
      {
        "kind": "text",
        "direction": "output"
      }
    ],
    "releaseDate": "2025-08-05",
    "lifecycleStatus": "ga",
    "lifecycleStatusChangedAt": "2025-08-05",
    "modelCardUrl": "https://huggingface.co/openai/gpt-oss-20b",
    "supportsFineTuning": true,
    "fineTuningKind": "full",
    "license": "apache-2.0",
    "parameterCount": 21000000000,
    "activeParameterCount": 3600000000,
    "requiredPromptFormat": "harmony",
    "regions": [
      "global"
    ]
  },
  "outgoingEdges": [
    {
      "from": "model:gpt-oss-20b@current",
      "to": "model-family:gpt-oss",
      "kind": "belongs_to_family",
      "attributes": {}
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "layer:1-model",
      "kind": "realizes",
      "attributes": {}
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "model-family:gpt-oss",
      "kind": "version_of"
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "provider:ollama",
      "kind": "served_by"
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "model-transport:openai-compat",
      "kind": "speaks"
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:streaming",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "full",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:supports-text-streaming",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "full",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:supports-thinking",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "full",
        "notes": "OpenAI describes gpt-oss as a reasoning model with configurable reasoning effort.",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:extended-thinking",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "full",
        "notes": "The model card exposes full chain-of-thought for debugging; applications should not show it to end users.",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:supports-thinking-streaming",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "partial",
        "notes": "Reasoning output depends on the selected OpenAI-compatible inference server.",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:supports-tool-use",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "full",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "capability:requires-tool-approval",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=20.0.0 <21.0.0",
        "level": "full",
        "notes": "Open-weights model deployed through local or third-party runtimes; tool execution is governed by the agent/runtime layer.",
        "evidenceSourceIds": [
          "evidence:openai-gpt-oss-20b-model-card"
        ]
      }
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "effort-level:low",
      "kind": "supports_effort_level",
      "attributes": {}
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "effort-level:medium",
      "kind": "supports_effort_level",
      "attributes": {}
    },
    {
      "from": "model:gpt-oss-20b@current",
      "to": "effort-level:high",
      "kind": "supports_effort_level",
      "attributes": {}
    }
  ],
  "incomingEdges": [
    {
      "from": "claim:model-version-model-gpt-oss-20b-current-identity",
      "to": "model:gpt-oss-20b@current",
      "kind": "about_subject"
    },
    {
      "from": "claim:model-version-model-gpt-oss-20b-current-contextwindowtokens",
      "to": "model:gpt-oss-20b@current",
      "kind": "about_subject"
    },
    {
      "from": "model-family:gpt-oss",
      "to": "model:gpt-oss-20b@current",
      "kind": "has_version"
    },
    {
      "from": "provider:ollama",
      "to": "model:gpt-oss-20b@current",
      "kind": "serves"
    }
  ]
}

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