Exa vs Kagi Search API

Exa and Kagi Search API are both Web Search APIs, compared here on pricing, compliance, capabilities, and developer experience from structured, cited data - not reviews or paid placement. Exa offers a free tier while Kagi Search API does not, so Exa is easier to trial before committing. On compliance, Exa additionally documents SOC 2, HIPAA; Kagi Search API additionally documents GDPR. Exa supports webhooks for event-driven integration; the other does not document them. For coding-agent use, Exa scores higher on agent-friendliness (65 vs 40).

Comparedby a transparent data-readiness score computed from each API's published, sourced fields. No reviews, no paid placement. How we rank.

Data last verified 2026-06-14, with every field cited on each profile.

Head-to-head, from published, cited fields (auto-generated; no paid placement)
Field	Exa	Kagi Search API
Starting price	$1 1,000 requests	$12 1,000 searches
Pricing model	Usage	Usage
Free tier	✓	✗
Self-serve signup	✓	✓
SOC 2	Type II	-
HIPAA	✓	✗
GDPR	·	✓
Webhooks	✓	✗
Sandbox	✗	✗
Documented actions	13	10

Full data and citations: Exa · Kagi Search API. See more Web Search APIs.