Brave Search API Configuration and Tavily Scenario Comparison

Brave Search API

Brave Search provides an API for an independent search engine that does not rely on Google or Bing indexes. It is AI Agent friendly.

🔗 api.search.brave.com
Free tier: 2000 queries per month

Tavily vs Brave: Choosing by Scenario

Scenario	Recommendation	Reason
AI Agent consumption	Tavily	Designed for AI, returns structured summaries
Real-time news search	Brave	News index updates faster
Chinese content search	Tavily	Better Chinese search quality
Academic/technical literature	Brave	Better academic coverage
Low-cost, high-frequency	Brave	Free tier 2000 vs Tavily 1000
Deep research	Tavily (advanced)	`search_depth: advanced` returns more complete content
Fact verification	Use both	Cross-verification is more reliable

Framework Configurations

Hermes Agent (Background Gathering)

# ~/hermes/scripts/daily_briefing.py
import requests

def brave_search(query, api_key="BSA-xxx"):
    resp = requests.get(
        "https://api.search.brave.com/res/v1/web/search",
        params={"q": query, "count": 5},
        headers={
            "Accept": "application/json",
            "X-Subscription-Token": api_key
        }
    )
    return resp.json()

# Used to Supplement Tavily Results
tavily_results = tavily.search(topic, max_results=5)
brave_results = brave_search(topic)
all_results = merge_unique(tavily_results, brave_results)

OpenClaw Configuration

{
  "skills": {
    "brave-search": {
      "api_key": "BSA-xxx",
      "max_results": 5
    }
  }
}

Cross-Validation Skill

# When high accuracy is required, call two APIs simultaneously for cross-validation
search_strategy: "cross-validate"
sources: ["tavily", "brave"]
min_agreement: 2  # Only trust when at least two sources agree

Cost Comparison

	Tavily	Brave
Free quota	1000/month	2000/month
Paid starting price	About $10/month	About $5/month
Cost per 1,000 calls	~$10	~$3
Daily free average	33 calls	66 calls

Recommended strategy: Use Tavily for important searches (advanced), Brave for high-frequency lightweight searches, and cross-validate between the two for critical information.

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