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[v6.0] fix: more precise default message for tool execution denial #16804

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Merged
gr2m merged 1 commit into from
Jul 6, 2026
+222 −16
Merged

[v6.0] fix: more precise default message for tool execution denial #16804

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17 changes: 17 additions & 0 deletions .changeset/nine-starfishes-relax.md
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@@ -0,0 +1,17 @@
---
"@ai-sdk/openai-compatible": patch
"@ai-sdk/amazon-bedrock": patch
"@ai-sdk/open-responses": patch
"@ai-sdk/anthropic": patch
"@ai-sdk/deepseek": patch
"@ai-sdk/alibaba": patch
"@ai-sdk/mistral": patch
"@ai-sdk/cohere": patch
"@ai-sdk/google": patch
"@ai-sdk/openai": patch
"@ai-sdk/groq": patch
"@ai-sdk/xai": patch
"ai": patch
---

fix: more precise default message for tool execution denial
2 changes: 1 addition & 1 deletion packages/ai/src/ui/convert-to-model-messages.test.ts
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Expand Up @@ -1940,7 +1940,7 @@ describe('convertToModelMessages', () => {
{
"output": {
"type": "error-text",
"value": "Tool execution denied.",
"value": "Tool call execution denied.",
},
"toolCallId": "call-1",
"toolName": "weather",
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2 changes: 1 addition & 1 deletion packages/ai/src/ui/convert-to-model-messages.ts
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Expand Up @@ -297,7 +297,7 @@ export async function convertToModelMessages<UI_MESSAGE extends UIMessage>(
type: 'error-text' as const,
value:
toolPart.approval?.reason ??
'Tool execution denied.',
'Tool call execution denied.',
},
...(toolPart.callProviderMetadata != null
? { providerOptions: toolPart.callProviderMetadata }
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2 changes: 1 addition & 1 deletion packages/alibaba/src/convert-to-alibaba-chat-messages.ts
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Expand Up @@ -167,7 +167,7 @@ export function convertToAlibabaChatMessages({
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
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2 changes: 1 addition & 1 deletion packages/amazon-bedrock/src/convert-to-bedrock-chat-messages.ts
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Expand Up @@ -253,7 +253,7 @@ export async function convertToBedrockChatMessages(
break;
case 'execution-denied':
toolResultContent = [
{ text: output.reason ?? 'Tool execution denied.' },
{ text: output.reason ?? 'Tool call execution denied.' },
];
break;
case 'json':
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3 changes: 2 additions & 1 deletion packages/anthropic/src/convert-to-anthropic-messages-prompt.ts
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Expand Up @@ -437,7 +437,8 @@ export async function convertToAnthropicMessagesPrompt({
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue =
output.reason ?? 'Tool call execution denied.';
break;
case 'json':
case 'error-json':
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2 changes: 1 addition & 1 deletion packages/cohere/src/convert-to-cohere-chat-prompt.ts
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Expand Up @@ -163,7 +163,7 @@ export async function convertToCohereChatPrompt(
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
2 changes: 1 addition & 1 deletion packages/deepseek/src/chat/convert-to-deepseek-chat-messages.ts
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Expand Up @@ -151,7 +151,7 @@ export function convertToDeepSeekChatMessages({
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
2 changes: 1 addition & 1 deletion packages/google/src/convert-to-google-generative-ai-messages.ts
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Expand Up @@ -510,7 +510,7 @@ export function convertToGoogleGenerativeAIMessages(
name: part.toolName,
content:
output.type === 'execution-denied'
? (output.reason ?? 'Tool execution denied.')
? (output.reason ?? 'Tool call execution denied.')
: output.value,
},
},
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2 changes: 1 addition & 1 deletion packages/groq/src/convert-to-groq-chat-messages.ts
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Expand Up @@ -118,7 +118,7 @@ export function convertToGroqChatMessages(
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
2 changes: 1 addition & 1 deletion packages/mistral/src/convert-to-mistral-chat-messages.ts
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Expand Up @@ -134,7 +134,7 @@ export function convertToMistralChatMessages(
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
2 changes: 1 addition & 1 deletion packages/open-responses/src/responses/convert-to-open-responses-input.ts
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Expand Up @@ -133,7 +133,7 @@ export async function convertToOpenResponsesInput({
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'json':
case 'error-json':
Expand Down
2 changes: 1 addition & 1 deletion packages/openai-compatible/src/chat/convert-to-openai-compatible-chat-messages.ts
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Expand Up @@ -226,7 +226,7 @@ export function convertToOpenAICompatibleChatMessages(
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
2 changes: 1 addition & 1 deletion packages/openai/src/chat/convert-to-openai-chat-messages.ts
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Expand Up @@ -200,7 +200,7 @@ export function convertToOpenAIChatMessages({
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
188 changes: 188 additions & 0 deletions packages/openai/src/responses/convert-to-openai-responses-input.test.ts
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Expand Up @@ -2332,6 +2332,39 @@ describe('convertToOpenAIResponsesInput', () => {
`);
});

it('should convert execution-denied tool result to function_call_output', async () => {
const result = await convertToOpenAIResponsesInput({
toolNameMapping: testToolNameMapping,
prompt: [
{
role: 'tool',
content: [
{
type: 'tool-result',
toolCallId: 'call_denied_123',
toolName: 'search',
output: {
type: 'execution-denied',
reason: 'User denied the tool execution',
},
},
],
},
],
systemMessageMode: 'system',
providerOptionsName: 'openai',
store: true,
});

expect(result.input).toEqual([
{
type: 'function_call_output',
call_id: 'call_denied_123',
output: 'User denied the tool execution',
},
]);
});

it('should convert single tool result part with multipart that contains text', async () => {
const result = await convertToOpenAIResponsesInput({
toolNameMapping: testToolNameMapping,
Expand Down Expand Up @@ -3241,6 +3274,127 @@ describe('convertToOpenAIResponsesInput', () => {
`);
});

it('should skip provider-executed execution-denied tool results in assistant messages', async () => {
const result = await convertToOpenAIResponsesInput({
toolNameMapping: testToolNameMapping,
prompt: [
{
role: 'assistant',
content: [
{
type: 'text',
text: 'I need approval before running that tool.',
},
{
type: 'tool-result',
toolCallId: 'ws_denied_123',
toolName: 'web_search',
output: {
type: 'execution-denied',
reason: 'User denied the tool execution',
},
},
{
type: 'text',
text: 'The tool was not run.',
},
],
},
],
systemMessageMode: 'system',
providerOptionsName: 'openai',
store: false,
});

expect(result).toEqual({
input: [
{
role: 'assistant',
content: [
{
type: 'output_text',
text: 'I need approval before running that tool.',
},
],
id: undefined,
},
{
role: 'assistant',
content: [
{
type: 'output_text',
text: 'The tool was not run.',
},
],
id: undefined,
},
],
warnings: [],
});
});

it('should skip json-wrapped execution-denied tool results in assistant messages', async () => {
const result = await convertToOpenAIResponsesInput({
toolNameMapping: testToolNameMapping,
prompt: [
{
role: 'assistant',
content: [
{
type: 'text',
text: 'I need approval before running that tool.',
},
{
type: 'tool-result',
toolCallId: 'ws_denied_json_123',
toolName: 'web_search',
output: {
type: 'json',
value: {
type: 'execution-denied',
reason: 'User denied the tool execution',
},
},
},
{
type: 'text',
text: 'The tool was not run.',
},
],
},
],
systemMessageMode: 'system',
providerOptionsName: 'openai',
store: false,
});

expect(result).toEqual({
input: [
{
role: 'assistant',
content: [
{
type: 'output_text',
text: 'I need approval before running that tool.',
},
],
id: undefined,
},
{
role: 'assistant',
content: [
{
type: 'output_text',
text: 'The tool was not run.',
},
],
id: undefined,
},
],
warnings: [],
});
});

describe('local shell', () => {
it('should convert local shell tool call and result into item reference with store: true', async () => {
const result = await convertToOpenAIResponsesInput({
Expand Down Expand Up @@ -4599,6 +4753,40 @@ describe('convertToOpenAIResponsesInput', () => {
`);
});

it('should convert execution-denied custom tool result to custom_tool_call_output', async () => {
const result = await convertToOpenAIResponsesInput({
toolNameMapping: testToolNameMapping,
prompt: [
{
role: 'tool',
content: [
{
type: 'tool-result',
toolCallId: 'call_custom_denied_001',
toolName: 'write_sql',
output: {
type: 'execution-denied',
reason: 'User denied the tool execution',
},
},
],
},
],
systemMessageMode: 'system',
providerOptionsName: 'openai',
store: true,
customProviderToolNames,
});

expect(result.input).toEqual([
{
type: 'custom_tool_call_output',
call_id: 'call_custom_denied_001',
output: 'User denied the tool execution',
},
]);
});

it('should convert custom tool result content output', async () => {
const result = await convertToOpenAIResponsesInput({
toolNameMapping: testToolNameMapping,
Expand Down
4 changes: 2 additions & 2 deletions packages/openai/src/responses/convert-to-openai-responses-input.ts
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Expand Up @@ -734,7 +734,7 @@ export async function convertToOpenAIResponsesInput({
outputValue = output.value;
break;
case 'execution-denied':
outputValue = output.reason ?? 'Tool execution denied.';
outputValue = output.reason ?? 'Tool call execution denied.';
break;
case 'json':
case 'error-json':
Expand Down Expand Up @@ -801,7 +801,7 @@ export async function convertToOpenAIResponsesInput({
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'json':
case 'error-json':
Expand Down
2 changes: 1 addition & 1 deletion packages/xai/src/convert-to-xai-chat-messages.ts
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Expand Up @@ -113,7 +113,7 @@ export function convertToXaiChatMessages(prompt: LanguageModelV3Prompt): {
contentValue = output.value;
break;
case 'execution-denied':
contentValue = output.reason ?? 'Tool execution denied.';
contentValue = output.reason ?? 'Tool call execution denied.';
break;
case 'content':
case 'json':
Expand Down
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