{
  "_comment": "API-validated parameter values. null=undefined/missing. Values are tested and working. Note: temperature is continuous, not discrete.",
  "_evaluated": "Evaluated: fn, oai-image-generation, oai-reasoning-effort, oai-temperature-think-high, oai-temperature-think-none, oai-verbosity, oai-web-search, temperature. If missing, the parameter is not supported by that model.",
  "_modelFilter": "gpt-5, o",
  "gpt-5.4-2026-03-05": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["none","low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-temperature-think-none-range": [0,2],
    "oai-verbosity": ["low","medium","high"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.4-pro-2026-03-05": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-verbosity": ["low","medium","high"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.4-nano-2026-03-17": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["none","low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-temperature-think-none-range": [0,2],
    "oai-verbosity": ["low","medium","high"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.4-mini-2026-03-17": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["none","low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-temperature-think-none-range": [0,2],
    "oai-verbosity": ["low","medium","high"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.3-codex": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["none","low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-temperature-think-none-range": [0,2],
    "oai-verbosity": ["low","medium","high"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.3-chat-latest": {
    "fn": ["auto","required","roundtrip"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.2-2025-12-11": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["none","low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-temperature-think-none-range": [0,2],
    "oai-verbosity": ["low","medium","high"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.2-pro-2025-12-11": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "oai-verbosity": ["low","medium","high"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.2-codex": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.2-chat-latest": {
    "fn": ["auto","required","roundtrip"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.1-2025-11-13": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["none","low","medium","high"],
    "oai-temperature-think-high": [1],
    "oai-temperature-think-none-range": [0,2],
    "oai-verbosity": ["low","medium","high"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.1-chat-latest": {
    "fn": ["auto","required","roundtrip"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.1-codex-max": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high","xhigh"],
    "oai-temperature-think-high": [1],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.1-codex-mini": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high"],
    "oai-temperature-think-high": [1],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5.1-codex": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high"],
    "oai-temperature-think-high": [1],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5-2025-08-07": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["minimal","low","medium","high"],
    "oai-temperature-think-high": [1],
    "oai-verbosity": ["low","medium","high"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5-pro-2025-10-06": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["high"],
    "oai-temperature-think-high": [1],
    "oai-verbosity": ["low","medium","high"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5-mini-2025-08-07": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["minimal","low","medium","high"],
    "oai-temperature-think-high": [1],
    "oai-verbosity": ["low","medium","high"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5-nano-2025-08-07": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["minimal","low","medium","high"],
    "oai-temperature-think-high": [1],
    "oai-verbosity": ["low","medium","high"],
    "temperature": [1],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5-chat-latest": {
    "fn": ["auto","required","roundtrip"],
    "temperature-range": [0,2],
    "tools": ["oai-image-generation","oai-web-search"]
  },
  "gpt-5-codex": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high"],
    "oai-temperature-think-high": [1],
    "temperature": [1],
    "tools": ["oai-web-search"]
  },
  "gpt-5-search-api-2025-10-14": {
    "temperature-range": [0,2]
  },
  "o4-mini-2025-04-16": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high","xhigh"],
    "oai-temperature-think-high-range": [0,2],
    "temperature-range": [0,2]
  },
  "o3-2025-04-16": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high","xhigh"],
    "oai-temperature-think-high-range": [0,2],
    "temperature-range": [0,2]
  },
  "o3-mini-2025-01-31": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high","xhigh"],
    "oai-temperature-think-high-range": [0,2],
    "temperature-range": [0,2]
  },
  "o1-pro-2025-03-19": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high"],
    "oai-temperature-think-high": [1],
    "temperature": [1]
  },
  "o1-2024-12-17": {
    "fn": ["auto","required","roundtrip"],
    "oai-reasoning-effort": ["low","medium","high","xhigh"],
    "oai-temperature-think-high-range": [0,2],
    "temperature-range": [0,2]
  }
}
