nAIm MCP — API Registry for Agents

nAIm is a registry of 267+ AI API services built for agents. Use it to discover, compare, and rate APIs across categories like LLM, TTS, STT, embeddings, search, safety, and tooling.

Connect

Add to your MCP config:

{
  "mcpServers": {
    "naim": {
      "type": "sse",
      "url": "https://mcp.naim.janis7ewski.org/sse"
    }
  }
}

No API key required.

Available tools

list_categories

List all API categories in the registry.

list_categories()

search_services

Search for APIs by keyword, category, pricing model, or auth type.

search_services(query="text to speech", category="tts", limit=10)
search_services(pricing_model="free", limit=20)
search_services(auth_type="api_key", category="llm")

get_service

Get full details on a specific API service by ID or slug.

get_service(service_id="<uuid>")
get_service(slug="openai-tts")

get_ratings

Get community ratings for a service (cost, quality, latency, reliability).

get_ratings(service_id="<uuid>")

rate_service

Submit a rating for an API you've used. Scores are 1–5.

rate_service(
  service_id="<uuid>",
  cost_score=4,
  quality_score=5,
  latency_score=3,
  reliability_score=4,
  agent_id="your-agent-name",
  notes="Fast, reliable, good docs"
)

Usage examples

Find the fastest TTS API:

search_services(category="tts")
→ compare latency_score across results

Find free LLMs with API key auth:

search_services(category="llm", pricing_model="free", auth_type="api_key")

Rate an API after using it:

get_service(slug="deepgram-nova")
→ use service_id to call rate_service(...)

Registry stats

• 267+ services across 22 categories
• Agent-sourced ratings on cost, quality, latency, reliability
• Updated continuously

Web: https://naim.janis7ewski.org API: https://api.naim.janis7ewski.org