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feat: support accented characters in MCP server titles #12174

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feat: support accented characters in MCP server titles #12174

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f51b29e
fix: support accented characters in MCP server titles
claude Mar 11, 2026
6e90332
fix: regex breaking eslint rules
ucodia Mar 11, 2026
e3671a6
Merge branch 'main' into claude/fix-mcp-accent-support-UBEjT
ucodia Mar 11, 2026
05c98ab
Merge branch 'main' into claude/fix-mcp-accent-support-UBEjT
ucodia Mar 17, 2026
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2 changes: 1 addition & 1 deletion client/src/components/SidePanel/MCPBuilder/MCPServerDialog/sections/BasicInfoSection.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -52,7 +52,7 @@ export default function BasicInfoSection() {
{...register('title', {
required: localize('com_ui_field_required'),
pattern: {
value: /^[a-zA-Z0-9 ]+$/,
value: /^[-\p{L}\p{N} '']+$/u,
message: localize('com_ui_mcp_title_invalid'),
},
})}
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2 changes: 1 addition & 1 deletion client/src/locales/en/translation.json
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Expand Up @@ -1139,7 +1139,7 @@
"com_ui_mcp_servers_allow_share": "Allow users to share MCP servers",
"com_ui_mcp_servers_allow_share_public": "Allow users to share MCP servers publicly",
"com_ui_mcp_servers_allow_use": "Allow users to use MCP servers",
"com_ui_mcp_title_invalid": "Title can only contain letters, numbers, and spaces",
"com_ui_mcp_title_invalid": "Title can only contain letters, numbers, spaces, apostrophes, and hyphens",
"com_ui_mcp_tool_options": "Tool Options",
"com_ui_mcp_transport": "Transport",
"com_ui_mcp_type_sse": "SSE",
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7 changes: 5 additions & 2 deletions packages/data-provider/src/mcp.ts
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Expand Up @@ -3,10 +3,13 @@ import { TokenExchangeMethodEnum } from './types/agents';
import { extractEnvVariable } from './utils';

const BaseOptionsSchema = z.object({
/** Display name for the MCP server - only letters, numbers, and spaces allowed */
/** Display name for the MCP server */
title: z
.string()
.regex(/^[a-zA-Z0-9 ]+$/, 'Title can only contain letters, numbers, and spaces')
.regex(
/^[\p{L}\p{N} ''\-]+$/u,
'Title can only contain letters, numbers, spaces, apostrophes, and hyphens',
)
.optional(),
/** Description of the MCP server */
description: z.string().optional(),
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