Backport: feat(openai): add GPT-5.4 model support (#13117)

vercel-ai-sdk[bot] · michaelcummings12 · felixarntz · web-flow · commit 258900473214 · 2026-03-05T13:07:14.000-06:00
This is an automated backport of #13115 to the release-v6.0 branch. FYI @michaelcummings12 Co-authored-by: Michael Cummings <67663935+michaelcummings12@users.noreply.github.com> Co-authored-by: Felix Arntz <flixos90@gmail.com>
diff --git a/.changeset/clean-peaches-fly.md b/.changeset/clean-peaches-fly.md
@@ -0,0 +1,6 @@
+---
+'@ai-sdk/gateway': patch
+'@ai-sdk/openai': patch
+---
+
+feat(provider/openai): add GPT-5.4 model support
diff --git a/examples/ai-e2e-next/agent/openai/shell-container-agent.ts b/examples/ai-e2e-next/agent/openai/shell-container-agent.ts
@@ -2,7 +2,7 @@ import { openai } from '@ai-sdk/openai';
 import { ToolLoopAgent, InferAgentUIMessage } from 'ai';
 
 export const openaiShellContainerAgent = new ToolLoopAgent({
-  model: openai.responses('gpt-5.2'),
+  model: openai.responses('gpt-5.4'),
   instructions:
     'You have access to a shell tool running in a hosted container. ' +
     'Commands are executed server-side by OpenAI.',
diff --git a/examples/ai-e2e-next/agent/openai/shell-container-skills-agent.ts b/examples/ai-e2e-next/agent/openai/shell-container-skills-agent.ts
@@ -8,7 +8,7 @@ const skillZip = readFileSync(
 ).toString('base64');
 
 export const openaiShellContainerSkillsAgent = new ToolLoopAgent({
-  model: openai.responses('gpt-5.2'),
+  model: openai.responses('gpt-5.4'),
   instructions:
     'You have access to a shell tool running in a hosted container. ' +
     'Commands are executed server-side by OpenAI. ' +
diff --git a/examples/ai-e2e-next/agent/openai/shell-skills-agent.ts b/examples/ai-e2e-next/agent/openai/shell-skills-agent.ts
@@ -75,7 +75,7 @@ async function executeShellCommand({
 }
 
 export const openaiShellSkillsAgent = new ToolLoopAgent({
-  model: openai.responses('gpt-5.2'),
+  model: openai.responses('gpt-5.4'),
   instructions:
     'You have access to a shell tool that can execute commands on the local filesystem. ' +
     'You also have access to skills installed locally. ' +
diff --git a/examples/ai-functions/src/generate-text/openai/responses-shell-container-multiturn.ts b/examples/ai-functions/src/generate-text/openai/responses-shell-container-multiturn.ts
@@ -4,7 +4,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result1 = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
@@ -18,7 +18,7 @@ run(async () => {
   console.log('Turn 1:', result1.text);
 
   const result2 = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
diff --git a/examples/ai-functions/src/generate-text/openai/responses-shell-container-skills.ts b/examples/ai-functions/src/generate-text/openai/responses-shell-container-skills.ts
@@ -9,7 +9,7 @@ const skillZip = readFileSync('data/island-rescue-skill.zip').toString(
 
 run(async () => {
   const result = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
diff --git a/examples/ai-functions/src/generate-text/openai/responses-shell-container.ts b/examples/ai-functions/src/generate-text/openai/responses-shell-container.ts
@@ -4,7 +4,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
diff --git a/examples/ai-functions/src/generate-text/openai/responses-shell-local-multiturn.ts b/examples/ai-functions/src/generate-text/openai/responses-shell-local-multiturn.ts
@@ -5,7 +5,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result1 = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         execute: async ({ action }) => {
@@ -25,7 +25,7 @@ run(async () => {
   console.log('Turn 1:', result1.text);
 
   const result2 = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         execute: async ({ action }) => {
diff --git a/examples/ai-functions/src/generate-text/openai/responses-shell-local-skills.ts b/examples/ai-functions/src/generate-text/openai/responses-shell-local-skills.ts
@@ -6,7 +6,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         execute: async ({ action }) => {
diff --git a/examples/ai-functions/src/stream-text/openai/responses-shell-container-multiturn.ts b/examples/ai-functions/src/stream-text/openai/responses-shell-container-multiturn.ts
@@ -4,7 +4,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result1 = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
@@ -18,7 +18,7 @@ run(async () => {
   console.log('Turn 1:', result1.text);
 
   const result2 = streamText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
diff --git a/examples/ai-functions/src/stream-text/openai/responses-shell-container-skills.ts b/examples/ai-functions/src/stream-text/openai/responses-shell-container-skills.ts
@@ -10,7 +10,7 @@ const skillZip = readFileSync('data/island-rescue-skill.zip').toString(
 
 run(async () => {
   const result = streamText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
diff --git a/examples/ai-functions/src/stream-text/openai/responses-shell-container.ts b/examples/ai-functions/src/stream-text/openai/responses-shell-container.ts
@@ -4,7 +4,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result = streamText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         environment: {
diff --git a/examples/ai-functions/src/stream-text/openai/responses-shell-local-multiturn.ts b/examples/ai-functions/src/stream-text/openai/responses-shell-local-multiturn.ts
@@ -5,7 +5,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result1 = await generateText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         execute: async ({ action }) => {
@@ -25,7 +25,7 @@ run(async () => {
   console.log('Turn 1:', result1.text);
 
   const result2 = streamText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         execute: async ({ action }) => {
diff --git a/examples/ai-functions/src/stream-text/openai/responses-shell-local-skills.ts b/examples/ai-functions/src/stream-text/openai/responses-shell-local-skills.ts
@@ -6,7 +6,7 @@ import { run } from '../../lib/run';
 
 run(async () => {
   const result = streamText({
-    model: openai.responses('gpt-5.2'),
+    model: openai.responses('gpt-5.4'),
     tools: {
       shell: openai.tools.shell({
         execute: async ({ action }) => {
diff --git a/examples/angular/README.md b/examples/angular/README.md
@@ -37,4 +37,4 @@ This runs both the Angular frontend (localhost:4200) and Express backend (localh
 - Proxy configuration for API requests
 
 Set your preferred model in `chat.component.ts` by changing the `selectedModel` parameter.
-Use AI Gateway model IDs like `openai/gpt-5.2`.
+Use AI Gateway model IDs like `openai/gpt-5.4`.
diff --git a/examples/angular/src/app/chat/chat.component.ts b/examples/angular/src/app/chat/chat.component.ts
@@ -61,7 +61,7 @@ export class ChatComponent {
       },
       {
         body: {
-          selectedModel: 'openai/gpt-5.2',
+          selectedModel: 'openai/gpt-5.4',
         },
       },
     );
diff --git a/examples/angular/src/server.ts b/examples/angular/src/server.ts
@@ -7,7 +7,7 @@ import { z } from 'zod';
 const app = express();
 app.use(express.json({ strict: false })); // Allow primitives (for analyze endpoint)
 
-const defaultModel = 'openai/gpt-5.2';
+const defaultModel = 'openai/gpt-5.4';
 
 app.post('/api/chat', async (req: Request, res: Response) => {
   const { messages, selectedModel } = req.body;
diff --git a/packages/ai/README.md b/packages/ai/README.md
@@ -30,7 +30,7 @@ By default, the AI SDK uses the [Vercel AI Gateway](https://vercel.com/docs/ai-g
 
 ```ts
 const result = await generateText({
-  model: 'anthropic/claude-opus-4.5', // or 'openai/gpt-5.2', 'google/gemini-3-flash', etc.
+  model: 'anthropic/claude-opus-4.5', // or 'openai/gpt-5.4', 'google/gemini-3-flash', etc.
   prompt: 'Hello!',
 });
 ```
@@ -45,7 +45,7 @@ npm install @ai-sdk/openai @ai-sdk/anthropic @ai-sdk/google
 import { anthropic } from '@ai-sdk/anthropic';
 
 const result = await generateText({
-  model: anthropic('claude-opus-4-5-20250414'), // or openai('gpt-5.2'), google('gemini-3-flash'), etc.
+  model: anthropic('claude-opus-4-5-20250414'), // or openai('gpt-5.4'), google('gemini-3-flash'), etc.
   prompt: 'Hello!',
 });
 ```
diff --git a/packages/angular/README.md b/packages/angular/README.md
@@ -103,15 +103,15 @@ export class ChatComponent {
       { text: userInput },
       {
         body: {
-          selectedModel: 'openai/gpt-5.2',
+          selectedModel: 'openai/gpt-5.4',
         },
       },
     );
   }
 }
 ```
 
-`selectedModel` should be an AI Gateway model ID like `openai/gpt-5.2`.
+`selectedModel` should be an AI Gateway model ID like `openai/gpt-5.4`.
 
 ### Constructor Options
 
@@ -487,7 +487,7 @@ structuredObject.stop();
 
 ## Server Implementation
 
-When you pass a string model ID (for example `openai/gpt-5.2`), the AI SDK uses
+When you pass a string model ID (for example `openai/gpt-5.4`), the AI SDK uses
 AI Gateway as the default provider, so no provider import is required.
 
 ### Express.js Chat Endpoint
@@ -503,7 +503,7 @@ app.post('/api/chat', async (req, res) => {
   const { messages, selectedModel } = req.body;
 
   const result = streamText({
-    model: selectedModel || 'openai/gpt-5.2',
+    model: selectedModel || 'openai/gpt-5.4',
     messages: convertToModelMessages(messages),
   });
 
@@ -518,7 +518,7 @@ app.post('/api/completion', async (req, res) => {
   const { prompt } = req.body;
 
   const result = streamText({
-    model: 'openai/gpt-5.2',
+    model: 'openai/gpt-5.4',
     prompt,
   });
 
@@ -536,7 +536,7 @@ app.post('/api/analyze', async (req, res) => {
   const input = req.body;
 
   const result = streamObject({
-    model: 'openai/gpt-5.2',
+    model: 'openai/gpt-5.4',
     schema: z.object({
       title: z.string(),
       summary: z.string(),
diff --git a/packages/gateway/src/gateway-language-model-settings.ts b/packages/gateway/src/gateway-language-model-settings.ts
@@ -129,6 +129,10 @@ export type GatewayModelId =
   | 'openai/gpt-5.2-chat'
   | 'openai/gpt-5.2-codex'
   | 'openai/gpt-5.2-pro'
+  | 'openai/gpt-5.4'
+  | 'openai/gpt-5.4-2026-03-05'
+  | 'openai/gpt-5.4-pro'
+  | 'openai/gpt-5.4-pro-2026-03-05'
   | 'openai/gpt-5.3-chat'
   | 'openai/gpt-5.3-codex'
   | 'openai/gpt-oss-120b'
diff --git a/packages/open-responses/src/responses/open-responses-api.ts b/packages/open-responses/src/responses/open-responses-api.ts
@@ -608,7 +608,7 @@ export type Reasoning = {
  */
 export type OpenResponsesRequestBody = {
   /**
-   * The model to use for this request, e.g. 'gpt-5.2'.
+   * The model to use for this request, e.g. 'gpt-5.4'.
    */
   model: string;
 
diff --git a/packages/openai/src/chat/openai-chat-options.ts b/packages/openai/src/chat/openai-chat-options.ts
@@ -51,6 +51,10 @@ export type OpenAIChatModelId =
   | 'gpt-5.2-chat-latest'
   | 'gpt-5.2-pro'
   | 'gpt-5.2-pro-2025-12-11'
+  | 'gpt-5.4'
+  | 'gpt-5.4-2026-03-05'
+  | 'gpt-5.4-pro'
+  | 'gpt-5.4-pro-2026-03-05'
   | (string & {});
 
 export const openaiLanguageModelChatOptions = lazySchema(() =>
diff --git a/packages/openai/src/openai-language-model-capabilities.test.ts b/packages/openai/src/openai-language-model-capabilities.test.ts
@@ -62,6 +62,9 @@ describe('getOpenAILanguageModelCapabilities', () => {
       ['gpt-5.2', true],
       ['gpt-5.2-pro', true],
       ['gpt-5.2-chat-latest', true],
+      ['gpt-5.4', true],
+      ['gpt-5.4-pro', true],
+      ['gpt-5.4-2026-03-05', true],
       ['gpt-5', false],
       ['gpt-5-mini', false],
       ['gpt-5-nano', false],
diff --git a/packages/openai/src/openai-language-model-capabilities.ts b/packages/openai/src/openai-language-model-capabilities.ts
@@ -36,9 +36,11 @@ export function getOpenAILanguageModelCapabilities(
     (modelId.startsWith('gpt-5') && !modelId.startsWith('gpt-5-chat'));
 
   // https://platform.openai.com/docs/guides/latest-model#gpt-5-1-parameter-compatibility
-  // GPT-5.1 and GPT-5.2 support temperature, topP, logProbs when reasoningEffort is none
+  // GPT-5.1, GPT-5.2, and GPT-5.4 support temperature, topP, logProbs when reasoningEffort is none
   const supportsNonReasoningParameters =
-    modelId.startsWith('gpt-5.1') || modelId.startsWith('gpt-5.2');
+    modelId.startsWith('gpt-5.1') ||
+    modelId.startsWith('gpt-5.2') ||
+    modelId.startsWith('gpt-5.4');
 
   const systemMessageMode = isReasoningModel ? 'developer' : 'system';
 
diff --git a/packages/openai/src/responses/openai-responses-options.ts b/packages/openai/src/responses/openai-responses-options.ts
@@ -37,6 +37,10 @@ export const openaiResponsesReasoningModelIds = [
   'gpt-5.2-chat-latest',
   'gpt-5.2-pro',
   'gpt-5.2-codex',
+  'gpt-5.4',
+  'gpt-5.4-2026-03-05',
+  'gpt-5.4-pro',
+  'gpt-5.4-pro-2026-03-05',
   'gpt-5.3-codex',
 ] as const;
 
@@ -94,6 +98,10 @@ export type OpenAIResponsesModelId =
   | 'gpt-5.2-pro'
   | 'gpt-5.2-pro-2025-12-11'
   | 'gpt-5.2-codex'
+  | 'gpt-5.4'
+  | 'gpt-5.4-2026-03-05'
+  | 'gpt-5.4-pro'
+  | 'gpt-5.4-pro-2026-03-05'
   | 'gpt-5.3-codex'
   | 'gpt-5-2025-08-07'
   | 'gpt-5-chat-latest'

Original file line number	Diff line number	Diff line change
`@@ -75,7 +75,7 @@ async function executeShellCommand({`
`75`	`75`	`}`
`76`	`76`
`77`	`77`	`export const openaiShellSkillsAgent = new ToolLoopAgent({`
`78`		`- model: openai.responses('gpt-5.2'),`
	`78`	`+ model: openai.responses('gpt-5.4'),`
`79`	`79`	`instructions:`
`80`	`80`	`'You have access to a shell tool that can execute commands on the local filesystem. ' +`
`81`	`81`	`'You also have access to skills installed locally. ' +`