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Comparison · Sales

Amplemarket Duo vs Apollo.io: which AI agent is better?

A side-by-side look at Amplemarket Duo and Apollo.io on quality, price, capabilities and trust. Scores measure observable public data; prices come from each vendor's own pricing page. Every fact is sourced and dated.

Amplemarket Duo
Amplemarket
Apollo.io
Apollo.io
Agent Score4990
Entry price$600/mo$49/mo · free plan
Trust✓ VERIFIED✓ VERIFIED
Capabilities documented311
Free planNo✓ Yes
Free trial✓ Yes✓ Yes
Public API—✓ Yes
MCP support✓ Yes✓ Yes
Open sourceNoNo
Last verified12 Oct 202613 Oct 2026

Score breakdown

ComponentAmplemarket DuoApollo.io
Capabilities38100
Integrations2550
DocumentationNot measured100
Pricing clarity100100
Transparency100100
Freshness100100
Human oversightNot measured100

Choose Amplemarket Duo if…

On the measured criteria, Apollo.io leads — see opposite.

Choose Apollo.io if…

  • You want a higher Agent Score (90 vs 49).
  • You want a free plan to start.
  • You want a free plan.
  • You want more documented capabilities (11 vs 3).
  • You want a public API.

See the full picture: Amplemarket Duo · Apollo.io · more Sales agents · all comparisons.