Agent Toolbox

Connect Remote server

claude mcp add --transport http agenttoolbox https://agenttoolbox.net/api/mcp

{
  "mcpServers": {
    "agenttoolbox": {
      "url": "https://agenttoolbox.net/api/mcp"
    }
  }
}

{
  "servers": {
    "agenttoolbox": {
      "type": "http",
      "url": "https://agenttoolbox.net/api/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://agenttoolbox.net/api/mcp

Tools 4 found in our last check

• estimate_tokens

  Estimate input tokens for a text and the USD list-price cost across the models in the Agent Toolbox price table (verified 2026-11-12). The count is a rough heuristic (about 4 characters or 1.3 words per token), not a provider tokenizer. Use it to compare models before a run. It…

• convert_schema

  Turn one JSON Schema into OpenAI, Anthropic, and MCP tool definitions with the same name and description. It rewrites the envelope only. It does not validate that the schema is a good tool description.

• mcp_config

  Build a generic mcpServers JSON object for one local stdio command or one remote URL. Client-specific files (Claude Code type, VS Code servers, Codex TOML) are documented on /tools/mcp. This tool does not contact the server.

• search_directory

  Search the hand-curated Agent Toolbox directory by words and category. Matching is a case-insensitive substring over the name, description, and tags. It does not crawl the web or claim a server is healthy.

Details

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• NextConstraint

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