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Brave Search vs Exa MCP Server

Brave Search exposes 8 tools and adds about 8,289 tokens to every model turn. Exa exposes 2 tools and adds about 564. Brave Search costs 14.7× as much context. Measured by connecting to each server and counting its tool list, not from the README.

Brave SearchbraveExaexa-labs
Context tax~8,289 tok/turn~564 tok/turn(leaner)
Tools82
Cost per 1,000 turns (Claude Sonnet 5.5, uncached)$16.58$1.13
Security score97/10097/100
Cold start5,865 ms—
RunsLocal or hostedLocal or hosted
Needs keysBRAVE_API_KEYNone declared
FreshnessActiveActive
GitHub stars1.5k5.1k
LicenseMITMIT
Official MCP registryYesYes

Install in Claude Code

Brave Search

claude mcp add brave-search-brave -e BRAVE_API_KEY='<brave-api-key>' -- npx -y @brave/brave-search-mcp-server
Cursor, VS Code, Claude Desktop, Windsurf

Exa

claude mcp add exa -- npx -y exa-mcp-server
Cursor, VS Code, Claude Desktop, Windsurf

Tools

By name, from each server's live tool list. The same name can still behave differently.

Only in Brave Search · 8

  • brave_web_search
  • brave_local_search
  • brave_video_search
  • brave_image_search
  • brave_news_search
  • brave_summarizer
  • brave_llm_context
  • brave_place_search

In both · 0

  • none

Only in Exa · 2

  • web_search_exa
  • web_fetch_exa

Questions

Which uses fewer tokens, Brave Search or Exa?
Exa: its tool definitions take about 564 tokens per turn against 8,289 for Brave Search (14.7× more). Tool definitions are resent on every model turn.
Do Brave Search and Exa have the same tools?
No tool names overlap: Brave Search has 8 tools and Exa has 2.
Are Brave Search and Exa hosted or local?
Brave Search: local or hosted. Exa: local or hosted.

Token counts use the o200k tokenizer on each server's tool definitions as an agent receives them; clients that load tools lazily pay less. Prices are Claude Sonnet 5.5 input at $2/MTok. Want to check one yourself? Run npx mcpskillhub test <package> — how it works.