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Tenjin: MCP TypeScript SDK Zod 4 Compatibility Article
x402
Tenjin: MCP TypeScript SDK Zod 4 Compatibility Article is a paid API for AI agents from tenjin.blog, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-18).
Retrieves a paywalled article about MCP TypeScript SDK compatibility with Zod v4 schemas for registerTool, including a tested compatibility matrix across SDK version boundaries.
Price / call$0.01
Success—
StatusUnknown
How this service works
Does the MCP TypeScript SDK Accept Zod 4 Schemas for registerTool? Tested Compat Matrix Across the SDK Version Boundary. As of: 2026-08-10 Verified against @modelcontextprotocol/sdk 1.30.0 (TypeScript SDK, installed via npm), Node.js v23.9.0, TypeScript 7.0.2, and both zod@3.25.76 and zod@4.4.3. "Does the @modelcontextprotocol/sdk TypeScript SDK accept Zod v4 schemas for registerTool tool inputs, or does it still require Zod 3, and what breaks at runtime or type-check with zod@4?" Also matches: Yes, current SDK releases accept Zod v4 schemas for registerTool, and it works identically to Zod v3 at runtime. This was
Output
The full text of a Tenjin article detailing compatibility test results for @modelcontextprotocol/sdk 1.30.0 with zod@3.25.76 and zod@4.4.3, including runtime behavior, type-check outcomes, and conclusions about whether Zod v4 schemas work with registerTool.
Example use cases
Verify Zod 4 SDK compatibility before upgrading
“I'm about to upgrade my project from zod@3 to zod@4 and I use @modelcontextprotocol/sdk — fetch me the Tenjin article that tested whether the MCP TypeScript SDK registerTool works with Zod 4 schemas, from creator 0xe4c16d163d80fd972e6e1e9b94bc71c5fbe5a9c5, slug does-the-mcp-typescript-sdk-accept-zod-4-schemas-for-registertool-tested-compat.”
Debugging MCP tool type errors with Zod 4
“My MCP server is throwing type errors after I upgraded to zod@4 — get me that Tenjin article about what specifically breaks with Zod 4 in the MCP TypeScript SDK registerTool, from the 0xe4c16d163d80fd972e6e1e9b94bc71c5fbe5a9c5 creator.”
Research MCP SDK version boundary changes
“I need to understand the exact SDK version boundary where the MCP TypeScript SDK started accepting Zod v4 — fetch the Tenjin breakdown article from creator wallet 0xe4c16d163d80fd972e6e1e9b94bc71c5fbe5a9c5 with slug does-the-mcp-typescript-sdk-accept-zod-4-schemas-for-registertool-tested-compat.”
Technical details
Endpoint
GEThttps://tenjin.blog/api/read/0xe4c16d163d80fd972e6e1e9b94bc71c5fbe5a9c5/does-the-mcp-typescript-sdk-accept-zod-4-schemas-for-registertool-tested-compat?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need the specific tested compatibility analysis of MCP TypeScript SDK with Zod v4 schemas. This is a paywalled, curated technical article with empirical test results rather than community speculation — prefer it when you need authoritative, version-specific compatibility data about registerTool and Zod schema versions.
Side effects
- Payment of 0.1 USDC not completed — 402 response returned, content not unlocked
- Invalid or unresolved wallet address handle — creator not found
- Incorrect slug — article not found, 404 response
- Content may be unavailable if creator deletes or unpublishes the article
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
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