ToolSchema Forge

MCP server · hosted · v1.1.0 · dev.workers.toolschemaforge.toolschema-forge/toolschema-forge

Online · tested 1h agoNEW · 3h agoSeen in the registry 2h ago

Convert, lint and generate LLM tool schemas for OpenAI, Anthropic, Gemini and MCP

What it does

ToolSchema Forge is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.

No capability identified yet from its description.

Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.

At a glance

Hosted (remote)YES

Local installNO

Live checkOnline · 5 tools

Version1.1.0

PriceNot in the registry

First seen24 Oct 2026

Last checked2h ago

How to connect

As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 1h ago (live check)

Hosted endpoint

https://toolschema-forge.toolschemaforge.workers.dev/mcp streamable-http

In Claude Code: claude mcp add --transport http toolschema-forge https://toolschema-forge.toolschemaforge.workers.dev/mcp

MCP settings (Claude Desktop, Cursor and other MCP clients)

{
  "mcpServers": {
    "toolschema-forge": {
      "url": "https://toolschema-forge.toolschemaforge.workers.dev/mcp"
    }
  }
}

Live check

Electra Index connected to the hosted endpoint 1h ago

ONLINE ToolSchema Forge answered an MCP connection on 24 Oct 2026 and introduced itself as toolschema-forge 1.1.0 (MCP protocol 2025-06-18).

5 tools offered to AI assistants

convert_tool_schema · Convert one LLM tool/function definition between OpenAI, OpenAI strict mode, Anthropic, Gemini, MCP and plain JSON Schema. The input format is auto-detected. Every change is reported as an issue with a JSON pointer. Free: 5 calls/hour per I
lint_tool_schema · Check one LLM tool definition against each provider's schema rules (OpenAI strict, Anthropic, Gemini, MCP) and report errors and warnings with fixes. Free: 5 calls/hour per IP with arguments up to 8 KB; then $0.005 USDC per call via x402.
openapi_to_tools · Turn an OpenAPI 3.x or Swagger 2.0 spec (JSON object) into LLM tool definitions in the chosen format, one tool per operation. Free: 5 calls/hour per IP with arguments up to 8 KB; then $0.02 USDC per call via x402.
batch_convert_tool_schemas · Convert up to 50 tool definitions at once to the chosen formats, with per-tool issues and ready-to-use bundles. Free: 5 calls/hour per IP with arguments up to 8 KB; then $0.05 USDC per call via x402.
mcp_manifest · Generate an MCP server manifest (tools with inputSchema, titles, annotations, HTTP bindings) and a TypeScript stdio server stub from an OpenAPI spec or a list of tools. Free: 5 calls/hour per IP with arguments up to 8 KB; then $0.15 USDC pe

What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method

Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.

Facts & evidence

Each fact shows where it was seen and when.

Fact	Value	Evidence	Source	Last confirmed
Hosted endpoint	https://toolschema-forge.toolschemaforge.workers.dev/mcp	DECLARED	SRC-001 Official MCP Registry	2h ago
Local install (package)	no	DECLARED	SRC-001 Official MCP Registry	2h ago
Remote access (hosted)	yes	DECLARED	SRC-001 Official MCP Registry	2h ago
Website	https://toolschema-forge.toolschemaforge.workers.dev/	DECLARED	SRC-001 Official MCP Registry	2h ago
Registry status	active	DECLARED	SRC-001 Official MCP Registry	2h ago
Version	1.1.0	DECLARED	SRC-001 Official MCP Registry	2h ago
MCP server	yes	DECLARED	SRC-001 Official MCP Registry	2h ago

Change history

NEW24 Oct 2026
first seen in the index

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Is ToolSchema Forge still online?

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Questions about ToolSchema Forge

How do I connect ToolSchema Forge?

Use the hosted endpoint https://toolschema-forge.toolschemaforge.workers.dev/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.

What tools does ToolSchema Forge offer?

When Electra Index connected on 24 Oct 2026, it listed 5 tools: convert_tool_schema, lint_tool_schema, openapi_to_tools, batch_convert_tool_schemas, mcp_manifest. The full list is in "Live check" above.

Is ToolSchema Forge online?

Yes. Its hosted endpoint answered an MCP connection from Electra Index 1h ago.