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feat(codex): support GPT-5.6 Max and Ultra overrides

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Add "ultra" reasoning level for Codex GPT-5.6 Sol and Terra, and expose
Max for Luna (Luna falls back Ultra to Max since it is not supported
upstream). Scoped to cx/ routes only; Kiro and generic OpenAI routing
unchanged.
This commit is contained in:
seakleang.nhak
2026-08-05 11:39:07 +07:00
parent 651df2f0e2
commit 86131b9ca4
10 changed files with 675 additions and 19 deletions
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13
open-sse/executors/codex.js
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@@ -8,6 +8,7 @@ import {
import { normalizeResponsesInput } from "../translator/formats/responsesApi.js";
import { fetchImageAsBase64 } from "../translator/concerns/image.js";
import { getModelUpstreamId } from "../config/providerModels.js";
import { getThinkingLevels } from "../providers/thinkingLevels.js";
import { DEFAULT_RETRY_CONFIG, HTTP_STATUS, resolveRetryEntry } from "../config/runtimeConfig.js";
import { dbg } from "../utils/debugLog.js";
import { resolveSessionId } from "../utils/sessionManager.js";
@@ -124,8 +125,12 @@ function resolveCacheSessionId(body, credentials) {
});
}
function normalizeReasoningEffort(value) {
return value === "max" ? "xhigh" : value;
function normalizeReasoningEffort(model, value) {
const supportedLevels = getThinkingLevels("codex", model);
if (supportedLevels?.includes(value)) return value;
if (value === "ultra" && supportedLevels?.includes("max")) return "max";
if (value === "max" || value === "ultra") return "xhigh";
return value;
}
function findNestedMessage(value, depth = 0) {
@@ -440,10 +445,10 @@ export class CodexExecutor extends BaseExecutor {
// Priority: explicit reasoning.effort > reasoning_effort param > model suffix > default (medium)
if (!body.reasoning) {
const effort = normalizeReasoningEffort(body.reasoning_effort || modelEffort || 'low');
const effort = normalizeReasoningEffort(body.model, body.reasoning_effort || modelEffort || 'low');
body.reasoning = { effort, summary: "auto" };
} else {
body.reasoning.effort = normalizeReasoningEffort(body.reasoning.effort);
body.reasoning.effort = normalizeReasoningEffort(body.model, body.reasoning.effort);
if (!body.reasoning.summary) body.reasoning.summary = "auto";
}
delete body.reasoning_effort;