Compatible with every major AI agent and IDE
What is the Exa AI MCP Server?
Connect your Exa AI (formerly Metaphor) account to any AI agent and take full control of your web research and data extraction workflows through natural conversation.
What you can do
- Semantic Search Orchestration — Perform AI-native searches that understand intent and meaning to retrieve the most relevant web pages programmatically
- Content Intelligence — Programmatically extract clean, parsed text or highlights from any URL, excluding ads and boilerplate automatically
- Similarity Discovery — Find pages semantically similar to a source URL to build comprehensive and high-fidelity research datasets
- Deep Data Mapping — Discover all reachable links on a domain and retrieve discovery metadata to understand site structures programmatically
- Search Filtering — Restricted searches by domain, category (company, blog, news), or discovery date directly through your agent
How it works
- Subscribe to this server
- Retrieve your API Key from the Exa AI dashboard (Settings > API Keys)
- Start searching the web semantically from Claude, Cursor, or any MCP client
No more manual keyword-based searching or messy scraping scripts. Your AI acts as your dedicated neural research assistant.
Who is this for?
- AI Developers — build RAG pipelines by programmatically ingesting semantically relevant web data using natural language
- Market Researchers — instantly identify competitors and find similar companies across the web using semantic discovery
- Content Analysts — automate the extraction of highlights and clean text from technical blogs and news without leaving your workspace
Built-in capabilities (12)
Complex search query
Retrieve web page text
Find matches for a URL
Check connection
Extract relevant snippets
Search by exact keywords
Fresh web extraction
Search by site type
Search by discovery date
Search within sites
Search and extract text
Perform AI-native search
Why LlamaIndex?
LlamaIndex agents combine Exa AI tool responses with indexed documents for comprehensive, grounded answers. Connect 12 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.
- —
Data-first architecture: LlamaIndex agents combine Exa AI tool responses with indexed documents for comprehensive, grounded answers
- —
Query pipeline framework lets you chain Exa AI tool calls with transformations, filters, and re-rankers in a typed pipeline
- —
Multi-source reasoning: agents can query Exa AI, a vector store, and a SQL database in a single turn and synthesize results
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Observability integrations show exactly what Exa AI tools were called, what data was returned, and how it influenced the final answer
Exa AI in LlamaIndex
Exa AI and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect Exa AI to LlamaIndex through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.
Raw MCP | Vinkius | |
|---|---|---|
| Server catalog | Find and host yourself | 4,000+ managed |
| Infrastructure | Self-hosted | Sandboxed V8 isolates |
| Credential handling | Plaintext in config | Vault + runtime injection |
| Data loss prevention | None | Configurable DLP policies |
| Kill switch | None | Global instant shutdown |
| Financial circuit breakers | None | Per-server limits + alerts |
| Audit trail | None | Ed25519 signed logs |
| SIEM log streaming | None | Splunk, Datadog, Webhook |
| Honeytokens | None | Canary alerts on leak |
| Custom domains | Not applicable | DNS challenge verified |
| GDPR compliance | Manual effort | Automated purge + export |
Why teams choose Vinkius for Exa AI in LlamaIndex
The Exa AI MCP Server runs on Vinkius-managed infrastructure inside AWS — a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts. All 12 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in LlamaIndex only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
How Vinkius secures
Exa AI for LlamaIndex
Every tool call from LlamaIndex to the Exa AI MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
How do I find my Exa AI API Key?
Log in to your Exa AI dashboard, and copy your unique API Key from the settings section.
What makes semantic search different?
Traditional search uses keywords. Semantic search uses neural embeddings to understand the meaning and context of your query, finding better matches.
Can I extract text from multiple URLs at once?
Yes! The extract_page_content tool accepts a JSON array of URLs and retrieves the parsed content for all of them programmatically.
How does LlamaIndex connect to MCP servers?
Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.
Can I combine MCP tools with vector stores?
Yes. LlamaIndex agents can query Exa AI tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.
Does LlamaIndex support async MCP calls?
Yes. LlamaIndex's async agent framework supports concurrent MCP tool calls for high-throughput data processing pipelines.
BasicMCPClient not found
Install: pip install llama-index-tools-mcp
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