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Brave launches AI Grounding API - Free, Base, Pro tiers and the surprising metrics it reports

Reviewed:
Andrii Daniv
0
min read
Aug 11, 2025

Brave launched an AI Grounding API within the Brave Search API, alongside Free, Base AI, and Pro AI plans for developers building AI systems and applications.

What it is

The AI Grounding API connects AI systems to the Brave Search web index for grounding. Brave says the goal is to reduce hallucinations and improve answer quality. The API is part of the broader Brave Search API.

Supported uses

  • Agentic search workflows
  • Foundation model training
  • Search-enabled application development

Brave says the API supports single-search and multi-search configurations.

Performance, per Brave

  • More than half of test questions answered with a single search
  • Median response time of 24.2 seconds
  • Average of seven search queries issued per question
  • Average analysis of 210 unique pages and 6,257 statements or paragraphs
  • Average completion time of 74 seconds

Brave states it outperforms competing approaches in accuracy. The figures above are from Brave's internal testing and have not been independently verified.

Pricing and rate limits

  • Free AI: 1 query per second and 5,000 queries per month.
  • Base AI: $5.00 per 1,000 requests, up to 20 queries per second, 20 million queries per month, and rights to use in AI apps.
  • Pro AI: $9.00 per 1,000 requests, up to 50 queries per second, unlimited queries per month, and rights to use in AI apps.

Who it is for

Brave positions the API for developers and organizations building AI capabilities that require web-grounded outputs. According to the company, it is designed to ground large language models with sources from the Brave Search index.

Source

Official announcement: Introducing AI Grounding with Brave Search API, providing enhanced search performance in AI applications

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Author
Andrew Daniv, Andrii Daniv
Andrii Daniv
Andrii Daniv is the founder and owner of Etavrian, a performance-driven agency specializing in PPC and SEO services for B2B and e‑commerce businesses.
Reviewed
Andrew Daniv, Andrii Daniv
Andrii Daniv
Andrii Daniv is the founder and owner of Etavrian, a performance-driven agency specializing in PPC and SEO services for B2B and e‑commerce businesses.
Quickly summarize and get insighs with: 
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