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DefaultBench: MCP server (Search & research) in 2026

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Verified working on 2026-11-01 Rank 64 of 95 in Search & research. Source: MCP Registry record, checked 2026-10-27.

Key facts

TypeMCP server, remote (streamable HTTP)
CategorySearch & research
Endpointhttps://defaultbench.com/mcp
Registry nameio.github.NathanYoshua/defaultbench
Version (registry)1.0.0
Published in registry2026-09-02
Registry record updated2026-09-02
Repositoryhttps://github.com/NathanYoshua/defaultbench-discovery
Websitehttps://defaultbench.com/
AuthenticationNone needed for initialize and tools/list (checked anonymously)
Latest checkUp on 2026-11-01, 242 ms to initialize
Tools listed13
Checks passed1 of 6 daily checks
Last verified working2026-11-01
Last failure2026-10-31: initialize: HTTP 500
Sourcehttps://registry.modelcontextprotocol.io/v0/servers/io.github.NathanYoshua%2Fdefaultbench/versions/latest (pulled 2026-10-27)

Tools (13)

search_agents, get_evidence_history, compare_resources, get_discovery_sources, inspect_organic_resource, get_claim_status, validate_organic_resource, inspect_keyword, quote_rank, get_listing, get_seller_analytics_challenge, complete_seller_analytics_challenge, get_seller_analytics

Verification history

One probe a day: initialize, then tools/list, nothing else. Last 6 checks: 10-27 down · 10-28 down · 10-29 down · 10-30 down · 10-31 down · 11-01 up

Install

Claude Code
claude mcp add --transport http defaultbench https://defaultbench.com/mcp
Claude (claude.ai, Desktop)

Settings > Connectors > Add custom connector. Name: DefaultBench. URL: https://defaultbench.com/mcp

Cursor
{
  "mcpServers": {
    "defaultbench": {
      "url": "https://defaultbench.com/mcp"
    }
  }
}

Save as ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).

ChatGPT

Settings > Connectors > Advanced > Developer mode, then Create. Name: DefaultBench. MCP server URL: https://defaultbench.com/mcp. Authentication: No authentication.

Custom connectors need a plan with Developer mode; menu names change between releases.

Hermes Agent
mcp_servers:
  defaultbench:
    url: "https://defaultbench.com/mcp"

Add to ~/.hermes/config.yaml, then run /reload-mcp.

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DefaultBench: MCP server (Search & research) in 2026 · Vibe Shipped