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add support for gpt-5.4

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Markus Ylisiurunen 2026-03-05 21:11:47 +02:00 • committed by Mario Zechner
parent 7aed39063b
commit 8a6384a925
4 changed files with 47 additions and 5 deletions
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41
packages/ai/scripts/generate-models.ts
View file

@ -677,7 +677,16 @@ async function generateModels() {
) {
candidate.contextWindow = 200000;
}
if ((candidate.provider === "opencode" || candidate.provider === "opencode-go") && candidate.id === "gpt-5.4") {
candidate.contextWindow = 272000;
candidate.maxTokens = 128000;
}
if (candidate.provider === "openai" && candidate.id === "gpt-5.4") {
candidate.contextWindow = 272000;
candidate.maxTokens = 128000;
}
}
// Add missing EU Opus 4.6 profile
if (!allModels.some((m) => m.provider === "amazon-bedrock" && m.id === "eu.anthropic.claude-opus-4-6-v1")) {
@ -858,6 +867,26 @@ async function generateModels() {
}
}
if (!allModels.some((m) => m.provider === "openai" && m.id === "gpt-5.4")) {
allModels.push({
id: "gpt-5.4",
name: "GPT-5.4",
api: "openai-responses",
baseUrl: "https://api.openai.com/v1",
provider: "openai",
reasoning: true,
input: ["text", "image"],
cost: {
input: 2.5,
output: 15,
cacheRead: 0.25,
cacheWrite: 0,
},
contextWindow: 272000,
maxTokens: 128000,
});
}
// OpenAI Codex (ChatGPT OAuth) models
// NOTE: These are not fetched from models.dev; we keep a small, explicit list to avoid aliases.
// Context window is based on observed server limits (400s above ~272k), not marketing numbers.
@ -937,6 +966,18 @@ async function generateModels() {
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.4",
name: "GPT-5.4",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 2.5, output: 15, cacheRead: 0.25, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.3-codex-spark",
name: "GPT-5.3 Codex Spark",

4
packages/ai/src/models.ts
View file

@ -49,11 +49,11 @@ export function calculateCost<TApi extends Api>(model: Model<TApi>, usage: Usage
* Check if a model supports xhigh thinking level.
*
* Supported today:
* - GPT-5.2 / GPT-5.3 model families
* - GPT-5.2 / GPT-5.3 / GPT-5.4 model families
* - Anthropic Messages API Opus 4.6 models (xhigh maps to adaptive effort "max")
*/
export function supportsXhigh<TApi extends Api>(model: Model<TApi>): boolean {
if (model.id.includes("gpt-5.2") || model.id.includes("gpt-5.3")) {
if (model.id.includes("gpt-5.2") || model.id.includes("gpt-5.3") || model.id.includes("gpt-5.4")) {
return true;
}

3
packages/ai/src/providers/openai-codex-responses.ts
View file

@ -324,7 +324,8 @@ function buildRequestBody(
function clampReasoningEffort(modelId: string, effort: string): string {
const id = modelId.includes("/") ? modelId.split("/").pop()! : modelId;
if ((id.startsWith("gpt-5.2") || id.startsWith("gpt-5.3")) && effort === "minimal") return "low";
if ((id.startsWith("gpt-5.2") || id.startsWith("gpt-5.3") || id.startsWith("gpt-5.4")) && effort === "minimal")
return "low";
if (id === "gpt-5.1" && effort === "xhigh") return "high";
if (id === "gpt-5.1-codex-mini") return effort === "high" || effort === "xhigh" ? "high" : "medium";
return effort;

4
packages/coding-agent/src/core/model-resolver.ts
View file

@ -14,9 +14,9 @@ import type { ModelRegistry } from "./model-registry.js";
export const defaultModelPerProvider: Record<KnownProvider, string> = {
"amazon-bedrock": "us.anthropic.claude-opus-4-6-v1",
anthropic: "claude-opus-4-6",
openai: "gpt-5.1-codex",
openai: "gpt-5.4",
"azure-openai-responses": "gpt-5.2",
"openai-codex": "gpt-5.3-codex",
"openai-codex": "gpt-5.4",
google: "gemini-2.5-pro",
"google-gemini-cli": "gemini-2.5-pro",
"google-antigravity": "gemini-3.1-pro-high",