@ai-sdk/mcp

Vercel AI SDK MCP Client by Vercel

Vercel AI SDK MCP Client package.

Live Registry Versionv2.0.83Previous: v2.0.82Published 2026-10-22

Stability Grade

B (78/100)

90-Day Velocity

118 releases

High release cadence

Dependencies

4 direct

NPM manifest

License

Apache-2.0

Verified on NPM

Recommended Exact Pin: npm install @ai-sdk/mcp@2.0.83

NPM Registry ->GitHub Repo ->

TL;DR Verdict & Quick Citation Summary (2026-10-24)Source: AgentBreakWatch Live NPM Index

Vercel AI SDK MCP Client (@ai-sdk/mcp) is currently at v2.0.83 on NPM (published 2026-10-22), with a 90-day stability score of 78/100 (B) and MEDIUM schema drift risk across 118 releases in the past 90 days. v2.x aligns createMCPClient with AI SDK v7 LanguageModelV3 tool definitions and StreamableHTTPClientTransport. Production teams should pin npm install @ai-sdk/mcp@2.0.83 rather than using unpinned @latest tags.

Breaking Changes & Tool Schema Drift Analysis

v2.x aligns createMCPClient with AI SDK v7 LanguageModelV3 tool definitions and StreamableHTTPClientTransport.

Watched Exports / MCP Tool Signatures:

createMCPClientStreamableHTTPClientTransportmcpClient.tools

Before (Deprecated / Unpinned Pattern)

const client = await experimental_createMCPClient({ transport: { type: "sse", url } });

After (Verified v2.0.83 Pattern)

const client = await createMCPClient({ transport: new StreamableHTTPClientTransport(new URL(url)) });

Frequently Asked Questions: @ai-sdk/mcp

What is the latest version of @ai-sdk/mcp on NPM?

As of 2026-10-24, the latest stable version of @ai-sdk/mcp (Vercel AI SDK MCP Client by Vercel) on NPM is v2.0.83, published on 2026-10-22. It has shipped 118 releases in the last 90 days.

Does @ai-sdk/mcp v2.0.83 have breaking changes or MCP schema drift risk?

@ai-sdk/mcp currently carries a MEDIUM schema drift risk rating with a Stability Score of 78/100 (Grade B). v2.x aligns createMCPClient with AI SDK v7 LanguageModelV3 tool definitions and StreamableHTTPClientTransport.

How do I safely pin @ai-sdk/mcp in production?

Avoid unpinned @latest tags in production agent configs. Pin the exact verified version using `npm install @ai-sdk/mcp@2.0.83` and monitor createMCPClient, StreamableHTTPClientTransport, mcpClient.tools for parameter or schema changes.

30-Min Registry & Schema Poller