Amplemarket
AI SDR platform whose Duo agents handle signal, research, and sequencing with built-in human verification.
Amplemarket is an AI SDR platform built around Duo: signal, research, and sequencing sub-agents with human verification built into the loop. It's frequently cited as a current market leader in AI-assisted outbound and is sold on custom pricing.
Vendor details
Canonical URL
https://amplemarket.com
Category
GTM / revenue agent
Subcategory
Sales — AI SDR (Duo)
Use cases & customers
Primary use cases
Target customers
Deployment options
In practice
You're sending outbound to people who aren't in-market, so replies are thin. Amplemarket's Duo uses a signal sub-agent to find prospects worth reaching before its research and sequencing agents go to work.
Personalizing every message means researching each prospect by hand. Amplemarket's research sub-agent gathers the context and its sequencing agent drafts the outreach, so the rep isn't starting cold.
You want AI doing the outbound but not sending unchecked. Amplemarket builds human verification into the loop, so a person signs off before messages go out.
Agentic Index coverage score
10.0 / 14 capabilities · 71%
| Integrations & Tool Calling28 plus direct integrations across nine categories including CRM, email, social and messaging, dialers and security, with native two way API sync to Salesforce and HubSpot covering contacts, leads, activities and pipeline plus automatic activity logging, field mapping and exclusion list management, and Zapier reach to over 8,000 further tools, Amplemarket integrations documentation 2026-07-30 | Full |
|---|---|
| Workflow OrchestrationDuo runs a documented three agent chain end to end: the Signal Agent detects a contact level buying signal, the Research Agent compiles a per prospect brief from the prospect's digital footprint, and the Sequence Agent generates and optimises a personalised multichannel campaign, with deliverability protection applied across the same flow, Amplemarket Duo product documentation 2026-07-30 | Full |
| Knowledge Grounding & RAGThe Research Agent researches each flagged prospect's digital footprint and synthesises personalisation context into a brief that the Sequence Agent writes from, grounded on a native database of over 200 million verified contacts refreshed at roughly 70 million records weekly rather than on an imported third party list, Amplemarket Duo product documentation and independent 2026 reviews 2026-07-30 | Full |
| Human Oversight & GuardrailsHuman approval is architectural rather than optional: the three agents PREPARE the multichannel campaign and a human rep APPROVES IT IN ONE CLICK, retaining the ability to add personal context before anything sends. Amplemarket argues this position explicitly against fully autonomous SDRs, citing quality degradation and an authenticity gap where buyers detect and filter AI generated outreach, so the gate is a stated design philosophy rather than a missing automation, Amplemarket Duo product documentation and published methodology 2026-07-30 | Full |
| Security, Identity & GovernanceSOC 2 Type II audited ANNUALLY by external cybersecurity auditors, with a public Trust Portal, encryption at rest and in transit, Google Cloud KMS key management backed by HARDWARE SECURITY MODULES, application secrets held in secret managers, role restricted employee access reviewed SEMI ANNUALLY, secured API access and GDPR compliance. DISTINCTIVE PRACTICE: Amplemarket runs a third party penetration test annually and PUBLISHES THE YEARLY REPORT EVIDENCING POTENTIAL VULNERABILITIES on its trust center, where almost every peer gates pen test results behind an NDA, Amplemarket security and GDPR pages 2026-07-30 | Full |
| Observability & AuditabilityA five tool deliverability suite continuously monitors sending health and campaign analytics report engagement outcomes, giving real operational visibility, but no agent decision trace, reasoning log or audit trail over what the agents did and why was documented on the pages reviewed, Amplemarket product documentation 2026-07-30 | Partial |
| Memory & State PersistenceThe system learns continuously from rep feedback so output improves with use, and contact, signal and activity history persist in the platform and sync to the CRM, but that is a shared data layer plus a training loop rather than agent memory, and no per agent state retention across runs was documented, Amplemarket Duo product documentation 2026-07-30 | Partial |
| Deployment & Data ResidencyHosting location is stated plainly with data protection agreements in place with infrastructure vendors, but it is a single fixed region: services are hosted in US BASED DATA CENTRES with no customer region selection, no EU hosted option and no private deployment. Worth noting for a platform that sells GDPR compliant outbound and publishes guidance on data disclosure statements, Amplemarket GDPR and security pages 2026-07-30 | Partial |
| Prebuilt Agents, Templates & PacksThree named prebuilt agents ship as the product rather than being authored by the customer, Signal, Research and Sequence, each with a defined role in the outbound chain, alongside a five tool deliverability suite and native warmup infrastructure; no open template library or marketplace was documented, Amplemarket Duo product documentation 2026-07-30 | Full |
| Triggers & Channel CoverageThe widest channel coverage found in the GTM cluster, SEVEN channels: email, phone, LinkedIn, SMS, WhatsApp, iMessage and AI voice. Triggering runs on over 100 CONTACT LEVEL intent signals across 24 plus categories including buying intent, competitor research, social interactions, G2 reviews, Slack group conversations, funding rounds, tech stack changes and job changes, resolved to the individual rather than only the account, Amplemarket Duo product documentation 2026-07-30 | Full |
| Model Flexibility & RoutingNo model selection, routing or bring your own model capability documented, and the underlying model or provider is not named anywhere on the pages reviewed including the security and trust documentation, Amplemarket product documentation 2026-07-30 | Unable to verify |
| APIs, SDKs & MCP ExtensibilityA full public developer site at docs.amplemarket.com with a people search endpoint, bulk email validation, lead list upload, OUTBOUND WEBHOOKS for real time activity notifications and a live API playground. Amplemarket is also among the first sales platforms to ship MODEL CONTEXT PROTOCOL support, letting a user search prospects, enrich contacts, pull activity history and manage lead lists from inside ChatGPT or Claude, and it publishes an llms.txt documentation index for machine consumption, Amplemarket API documentation and integrations pages 2026-07-30 | Full |
| Testing, Debugging & OptimizationThe Sequence Agent optimises campaigns over time and the system learns from rep feedback, so a real improvement loop exists, but no test environment, simulation harness or scored evaluation of agent output before it reaches a prospect was documented; the one click human approval is the only pre send check, Amplemarket Duo product documentation 2026-07-30 | Partial |
| Browser & Computer UseNo browser control or computer use capability documented; the AI voice channel places telephony calls and the LinkedIn channel sends messages through integrations rather than by driving a browser or operating a human interface, Amplemarket product documentation 2026-07-30 | Unable to verify |
The Agentic Index coverage score grades every vendor Full, Partial or Unable to verify against the same 14 buyer facing capabilities, from public evidence only. Each capability links to how all vendors in the index score on it. How this evidence is graded
Pricing
Startup $600/mo (2 users, annual-only, $7,200/yr) · Growth/Elite custom (est. ~$3.5K / ~$10K+/mo)
hybrid
Included quota
Startup ($600/mo, 2 users): Duo Copilot + Copywriter, multichannel sequences, workflows, analytics, deliverability suite; ~15,000 email credits/user/yr, 480 phone credits/user/yr, 500 job-change alerts. Growth: ~70,000 email credits/user/yr, Duo Voice + Inbox, 4 mailboxes/user, 4 custom data requests. Elite: ~1M contacts, ~100,000 email credits/user/yr, 3,600 phone credits/user.
What is public
Amplemarket (amplemarket.com - all-in-one AI sales platform: multichannel outreach (email/LinkedIn/phone), lead search/data, sequencing, 'Duo' AI copilot, deliverability) publishes ONLY its entry tier. Startup: $600/mo (2 users, annual-only; ~15,000 email credits/user/yr, 480 phone credits/user/yr). Growth and Elite/Enterprise are custom-quoted (third-party estimates: Growth ~$2,000-$5,000/mo, Elite ~$10,000+/mo). All plans annual-only (no monthly), per-seat, credit-based.
Billing mechanics
Per-seat subscription + credit-based usage (credits consumed when revealing contact data; a revealed contact isn't re-charged for reuse), annual commitment only (no monthly billing). Only Startup ($600/mo) is published; Growth/Elite require a sales conversation. Extra users ~$300-$400/mo each.
Cost watchouts
Annual lock-in (no monthly); LinkedIn Sales Navigator (~$100/user/mo) effectively required for full LinkedIn features; extra seats ~$300-$400/mo; email credits ~$0.24 each on Startup; Duo Voice/Inbox gated/add-on on Startup.
Variable cost rationale
Cost scales with seats x credit consumption (contact reveals, phone lookups) + data add-ons; annual commitment caps flexibility.
Additional watchouts
Premium-tier purchase (not a $49 trial-and-expand tool); annual-only; reviews split on data quality/deliverability; budget ~40-60% above the $600 headline once Sales Nav + seats + overages are added.
Overage / add-ons
Credit overages purchased separately; rates not published and can spike (one cited example: $7,500 for 1,500 contacts).
Sales call required
Mixed (some tiers require a call)
Commercial notes
All-in-one outbound platform (Duo AI engine); customers include DataStax, Vanta, Deel; competes with Apollo, ZoomInfo, Outreach, Salesloft, Clay, Cognism
Key ambiguities
Only Startup is published ($600/mo); Growth/Elite are quote-only (third-party midpoints ~$3,500/mo Growth, higher for Elite); negotiated discounts ~14% off list. Free-trial availability is reported inconsistently - some 2026 sources say there is NO free trial/freemium; others mention a trial of unspecified duration. Confirm with sales.
Cancellation / refund
Annual contracts only (no monthly); cancellation terms not publicly documented; free trial reportedly included (availability/duration unconfirmed).
Support SLA / resale
Native CRM integrations (Salesforce, HubSpot); deliverability suite; Gartner Cool Vendor (GenAI for Sales, 2024)
Missing data
Only Startup ($600/mo) is published; Growth and Elite are custom-quoted (third-party midpoints ~$3,500/mo Growth, ~$10K+/mo Elite). Credit overage rates are unpublished and can spike (one cited case: $7,500 for 1,500 contacts).
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Alternatives to Amplemarket
The closest documented capability profiles to Amplemarket among GTM and revenue agents tracked by Agentic Index, ordered by similarity on the same 14 point evidence the rankings use. No vendor pays for placement.
- Gainsight10.5 / 14Fuller documented coverage on Memory & State Persistence
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- Element4519.0 / 14A lighter documented profile than Amplemarket
Similarity is computed from each vendor's Agentic Index coverage score evidence, axis by axis, not from the totals. How this evidence is graded