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-- Codex subscription defaults for panto. No login, networking, or session activation.
local auth_defaults = {
type = "oauth_device",
dialect = "codex",
client_id = "app_EMoamEEZ73f0CkXaXp7hrann",
device_code_url = "https://auth.openai.com/api/accounts/deviceauth/usercode",
device_poll_url = "https://auth.openai.com/api/accounts/deviceauth/token",
verification_url = "https://auth.openai.com/codex/device",
token_url = "https://auth.openai.com/oauth/token",
account_id_jwt_claim = "https://api.openai.com/auth",
}
local provider_defaults = {
style = "openai_responses",
model_catalog_name = "openai",
extra_headers = {
["OpenAI-Beta"] = "responses=experimental",
originator = "codex_cli_rs",
},
}
local endpoint_defaults = {
openai_responses = {
base_url = "https://chatgpt.com/backend-api/codex",
dialect = "codex",
},
}
-- Fill only missing values; HTTP header names are case-insensitive.
local function fill_missing(target, defaults, headers)
for key, value in pairs(defaults) do
local target_key = key
if headers then
for existing in pairs(target) do
if type(existing) == "string" and existing:lower() == key:lower() then
target_key = existing
break
end
end
end
if target[target_key] == nil then
target[target_key] = type(value) == "table" and {} or value
end
if type(value) == "table" and type(target[target_key]) == "table" then
fill_missing(target[target_key], value, key == "extra_headers")
end
end
end
return {
name = "codex",
configure = function(config)
for _, auth in pairs(config.auth or {}) do
if type(auth) == "table" and auth.panto_codex_extension == true then
fill_missing(auth, auth_defaults)
end
end
for _, provider in pairs(config.providers or {}) do
if type(provider) == "table" and provider.panto_codex_extension == true then
fill_missing(provider, provider_defaults)
if provider.endpoints == nil then
fill_missing(provider, { base_url = endpoint_defaults.openai_responses.base_url })
if provider.style == "openai_responses" then
fill_missing(provider, { dialect = endpoint_defaults.openai_responses.dialect })
end
else
fill_missing(provider, { endpoints = endpoint_defaults })
end
end
end
end,
}
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