Head-to-head · B2B data

AI Ark vs Fiber AI

AI Ark wins 30 of 42 decided metrics across 5 shared suites; the loser still leads where its column is highlighted. Same frozen test sets, same run; the better value in each row is highlighted.

AI Ark

B2B people and company database with lookalike and semantic search, emails verified at export by BounceBan, mobile numbers, technographics and personality profiles, through a REST API, an MCP server and a CLI on monthly credit packages.

★ 5.0 · 27 reviewsA

Access: MCP · CLI · API · CSV · Batch · Webhooks

Fiber AI live

B2B search and enrichment API with waterfall contact reveal, job-posting search and live LinkedIn profile and company fetch, over REST, official SDKs and MCP.

No public reviews

Access: MCP · API · Dataset · CSV · Batch · Webhooks

Email Datacore + suite-specific metrics

updated 2026-09-25

Metric	AI Ark · #10 of 29	Fiber AI · #16 of 29
Match rate	69.4%	77.6%
Valid email rate	64.7%	63.2%
Latency p50	3,315ms	17,360ms
Cost / valid email	$0.0045	$0.057
Invalid rate	0.0%	2.6%
Catch-all share	35.3%	31.6%
Business email	100.0%	100.0%
Right-person rate	100.0%	97.4%
Decoy hit rate	0.0%	0.0%
Catch-all detection	16.7%	-
Confidence-score quality	+68.8 pts	-
Geographic coverage	8	8

Phone Datacore + suite-specific metrics

updated 2026-09-25

Metric	AI Ark · #14 of 24	Fiber AI · #18 of 24
Match rate	51.0%	46.9%
Valid / reachable rate	88.0%	78.3%
Latency p50	1,006ms	4,967ms
Cost / mobile number	$0.017	$0.069
Right-person rate	95.2%	73.7%
Mobile coverage	44.9%	36.7%
Disconnected rate	0.0%	0.0%
Low-activity share	12.0%	21.7%
Landline / mobile classification	96.0%	100.0%
Country accuracy	92.0%	91.3%
Geographic coverage	4	5

People Datacore + suite-specific metrics

updated 2026-09-25

Metric	AI Ark · #6 of 24	Fiber AI · #10 of 24
Profile match rate	95.9%	95.9%
Identity accuracy	97.9%	97.9%
Latency p50	1,469ms	1,136ms
Price / matched profile	$0.0015	$0.036
Current employer accuracy	95.7%	89.4%
Move detection	69.2%	94.2%
Decoy hit rate	0.0%	0.0%
Job title accuracy	87.2%	78.7%
Seniority label accuracy	80.4%	20.5%
Location accuracy	95.7%	95.7%
Work history completeness	7.7	7.8
Education completeness	100.0%	100.0%
Skills present	91.5%	57.4%
Social / profile URLs	100.0%	100.0%
Coverage by geo / function / seniority	83.3%	83.3%

Company Datacore + suite-specific metrics

updated 2026-09-25

Metric	AI Ark · #3 of 23	Fiber AI · #7 of 23
Domain-to-company match rate	99.0%	100.0%
Company name accuracy	97.0%	95.0%
Latency p50	1,158ms	1,131ms
Price / matched company	$0.0003	$0.036
Industry accuracy	77.8%	77.0%
Employee count ±20%	27.0%	27.0%
HQ / location accuracy	85.9%	85.0%
Description present	100.0%	97.0%
Founding year accuracy	75.8%	69.0%
Domains / social profiles	98.0%	100.0%
Coverage by country / size	95.0%	100.0%

Live Profile Datacore + suite-specific metrics

updated 2026-09-26

Metric	AI Ark · not in suite	Fiber AI · #3 of 5
Current-job accuracy	-	93.1%
Fetch success	-	98.0%
Latency p50	-	5,381ms
Cost / profile	-	$0.037
Move detection	-	94.2%
Still at previous employer	-	4.8%
Control accuracy	-	91.8%
Work history completeness	-	8.6
Education completeness	-	99.0%

Technographic Datacore + suite-specific metrics

updated 2026-09-25

Metric	AI Ark · #2 of 10	Fiber AI · #10 of 10
Coverage	96.0%	83.0%
Detection accuracy	54.0%	18.0%
Latency p50	1,158ms	1,131ms
Cost / lookup	$0.0003	$0.043
Live stack recall	39.9%	6.6%
Technologies per domain	38	3
Dated results	0.0%	0.0%
Coverage by geo / size	80.0%	65.0%

Questions about AI Ark vs Fiber AI

Which is better, AI Ark or Fiber AI?

AI Ark wins 30 of the 42 metrics decided between them, across 5 benchmarks that measured both. Leaderboard ranks: Email Data: AI Ark #10 of 29, Fiber AI #16 of 29; Phone Data: AI Ark #14 of 24, Fiber AI #18 of 24; People Data: AI Ark #6 of 24, Fiber AI #10 of 24; Company Data: AI Ark #3 of 23, Fiber AI #7 of 23; Technographic Data: AI Ark #2 of 10, Fiber AI #10 of 10.

Which is cheaper, AI Ark or Fiber AI?

Measured on the list price of each provider's central self-serve pack, divided by what it actually returned: Email Data, cost per valid email: AI Ark $0.0045, Fiber AI $0.057; Phone Data, cost per mobile number: AI Ark $0.017, Fiber AI $0.069; People Data, price per matched profile: AI Ark $0.0015, Fiber AI $0.036; Company Data, price per matched company: AI Ark $0.0003, Fiber AI $0.036; Technographic Data, cost per lookup: AI Ark $0.0003, Fiber AI $0.043.

How do AI Ark and Fiber AI compare in user reviews?

AI Ark holds 5.0 / 5 across 27 reviews on G2 and Product Hunt; Fiber AI has no public reviews on G2, Capterra, TrustRadius or Trustpilot. Ratings belong to their platforms and play no part in the benchmark grades.

How can you get data out of AI Ark and Fiber AI?

AI Ark offers an MCP server, a command-line tool, an API, CSV export, batch endpoints and webhooks; Fiber AI offers an MCP server, an API, dataset delivery, CSV export, batch endpoints and webhooks. Both offer an MCP server, an API, CSV export, batch endpoints and webhooks.