Amplemarket
Also known as: Duo Copilot
AI sales platform whose Duo agents scan for contact-level buying signals, research each prospect and draft a full multichannel sequence, which a rep edits, sends or dismisses in one click.
Amplemarket is an AI sales platform built around Duo, a set of agents that run the top of the funnel while the rep keeps the send button. The signal agent scans daily for buying signals resolved to the individual rather than the account, drawn from job changes, closed-lost reactivation, competitor reviews, community and social activity, funding, hiring and website visits, with a signal library to choose from and custom signals definable against the customer's own CRM.
The research agent gathers the context behind each signal into a brief, and the sequence agent drafts a full multichannel sequence for that person across email, LinkedIn, phone, WhatsApp, SMS, iMessage and AI voice. The rep then edits, regenerates, sends or dismisses in one click, and the vendor argues that position explicitly against fully autonomous outbound. Duo learns from those decisions: a dismissal and its reason steer future recommendations, and consistent edits update messaging preferences.
Around the agents sit a native contact database, a deliverability suite covering domain health, warmup, mailbox selection and spam checking, native two-way CRM sync with Salesforce and HubSpot, a public API with webhooks, and a published library of 37 GTM skills that run through Amplemarket's MCP inside Claude, ChatGPT and other assistants. The platform is SOC 2 Type II certified with a trust portal, third-party penetration testing and single sign-on on every plan. Plans start at $600 a month on an annual term for two users, with Growth and Elite quoted, and all plans include a free trial.
Vendor details
Canonical URL
https://amplemarket.com
Category
GTM / revenue agent
Subcategory
Sales — AI SDR (Duo)
Funding status
Private, venture-backed, Y Combinator alumnus, headquartered in San Francisco. Named a Gartner Cool Vendor in Generative AI for Sales in 2024. Carries Portuguese Recovery and Resilience Plan funding marks in its site footer under an AI-in-SMEs line.
Company status
independent
Use cases & customers
Primary use cases
Target customers
Deployment options
Integrations
Native two-way sync with Salesforce and HubSpot covering contacts, leads, activities and pipeline, with automatic activity logging, field mapping and exclusion-list management, and published skills that read and write HubSpot deals directly. Connects mailboxes and calendars, social for LinkedIn automation, an outbound dialer for telephony, and WhatsApp, SMS and iMessage for messaging, with integrations included on every plan. A hosted MCP server exposes prospecting, research and actions to Claude, ChatGPT, Gemini, Grok and Perplexity, and a public developer site documents people search, bulk email validation, lead list upload, outbound webhooks and an API playground under separate API terms. A Zapier route extends reach to general tooling.
In practice
You're sending outbound to people who aren't in-market, so replies are thin. Duo scans daily for signals resolved to the individual, from job changes to competitor reviews to Slack activity, and surfaces the people worth reaching.
Personalizing every message means researching each prospect by hand. Duo's research agent gathers the context behind each signal and the sequence agent drafts the multichannel outreach from it.
You want AI doing the outbound but not sending unchecked. Duo prepares, the rep edits, sends or dismisses in one click, and the reasons for dismissal steer what it suggests next.
Sources & related URLs
Related / legacy domains
Agentic Index coverage score
9.5 / 14 capabilities · 68%
| Integrations & Tool Calling | Full |
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Authenticated action across several classes. CRM is native and two-way with Salesforce and HubSpot, syncing contacts, leads, activities and pipeline with automatic activity logging, field mapping and exclusion-list management, and skills in the published library operate on HubSpot deals directly, reading open opportunities and writing back. Beyond CRM the platform connects mailboxes and calendars, social for LinkedIn automation, dialers for telephony, and messaging for WhatsApp and SMS, with integrations included on every plan. A Zapier route extends reach to general tooling. The integrations page has listed 28-plus integrations across nine categories. Sourceamplemarket.com/pricing, amplemarket.com/skills and amplemarket.com/integrationsread 2026-09-02 |
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| Workflow Orchestration | Full |
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A documented chain of agents runs the top of the funnel end to end. The vendor says Duo Copilot is powered by multiple AI agents working together across signals, research and outreach: the signal agent scans the market daily for contact-level buying signals, the research agent gathers the context behind each signal into a brief, and the sequence agent drafts a full multichannel sequence tailored to that person and that signal. Output passes between them without the rep assembling it, deliverability protection and mailbox rotation apply across the same flow, and territories route the results to the right rep. Duo Copywriter, Duo Voice and Duo Inbox are further shipped stages around the chain. Sourceamplemarket.com/duoread 2026-09-02 |
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| Knowledge Grounding & RAG | Full |
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Grounding uses the customer's own material as well as the vendor's. On the customer's side, Duo builds its picture from CRM data, supports custom signals defined against the customer's own CRM records or brought in by API, surfaces account insights covering company context and recent activity before outreach, and drafts sequences learning from the customer's past conversations, which are held in Unibox as a standing record. On the vendor's side there is a native contact database the platform searches rather than an imported list, and a research agent that compiles a per-prospect brief from the prospect's digital footprint at run time. The customer's own records and conversation history are read as a maintained basis rather than assembled fresh each time. No ingestion of the customer's collateral, positioning, case studies or brand guidelines into an indexed layer is documented. Sourceamplemarket.com/duo and amplemarket.com/uniboxread 2026-09-02 |
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| Human Oversight & Guardrails | Full |
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The gate is built into the design, and the vendor states it as a position rather than a gap. Duo prepares: it surfaces the prospect, gives the full context behind the signal, and drafts a complete multichannel sequence. The rep decides: edit, regenerate, send or dismiss, in one click. In the vendor's words, reps stay in control at every step, and Duo suggests, learns and improves but never sends or changes things without visibility. Dismissal is a first-class action with a reason captured, and the vendor argues explicitly against fully autonomous SDRs on quality and authenticity grounds. This is approval before send rather than configurable guardrails, so there is no documented spend cap, escalation threshold or policy layer a buyer configures, and the protection depends on a person actually reading each draft. Sourceamplemarket.com/duoread 2026-09-02 |
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| Security, Identity & Governance | Full |
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Both certifications and access controls are documented. On attestation, SOC 2 Type II certification is stated on the security page, with compliance documentation behind a Trust Portal at trust.amplemarket.com, third-party penetration tests by external application security specialists covering source code, the running application and the deployed environment, a public vulnerability disclosure form, and static analysis through GitHub Advanced Security and SonarQube in the development pipeline. Data protection covers encryption at rest and in transit for all customers, with Google Cloud KMS managing keys in hardware security modules, secrets managers, and infrastructure on GCP managed services with Identity-aware Proxy and Event Threat Detection. For access control, Single Sign On is a named line on the plan comparison table. Sourceamplemarket.com/legal/security and amplemarket.com/pricingread 2026-09-02 |
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| Observability & Auditability | Partial |
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The reason is shown at decision time, and there is no trail afterwards. For each recommendation, Duo shows the signal that triggered it, who the person is, the account context and the specific signal details, so a rep sees the agent's reason before acting rather than inferring it afterwards. Around that sit outbound analytics across the funnel and a five-tool deliverability suite continuously monitoring domain and mailbox health. Two published skills measure the agent itself: a dismiss diagnostic analyzing what drives the dismiss rate across reasons, signals, lead attributes and rep behavior, and a weekly Duo performance report on activity and outcomes over a rolling window. None of it is an audit trail: there is no run history, no per-action log of what an agent did and when, and no way to reconstruct a past decision, only live rationale and aggregate reporting. Sourceamplemarket.com/duo, amplemarket.com/skills and amplemarket.com/analyticsread 2026-09-02 |
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| Memory & State Persistence | Partial |
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A stored preference the agents write and read back, with no exposed memory layer. The Duo page says "When reps consistently edit Duo's suggested sequences, Duo picks up those patterns and updates messaging preferences automatically", which is state the system writes from what reps do and applies to later drafts across sessions. The mechanism is not documented: nothing shows the preference object, and there is no way to inspect, correct, retain or forget it. Learning from dismissals is a feedback loop, and contact, signal and activity history are the platform's records rather than memory. Sourceamplemarket.com/duoread 2026-10-01 |
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| Deployment & Data Residency | Not documented |
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Hosting is stated and fixed, and the customer chooses nothing. The security page states the application runs on Google Cloud, deployed as containers on GCP managed services, with encryption at rest and in transit and keys in hardware security modules, and the GDPR page has stated US-based data centers. No region selection, EU-hosted option, private deployment, VPC or single-tenant tier appears on the pricing table, the product pages or the legal pages. The location is disclosed but not selectable. Sourceamplemarket.com/legal/security and amplemarket.com/pricingread 2026-10-01 |
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| Prebuilt Agents, Templates & Packs | Full |
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A real browsable library. The GTM Skills Library publishes 37 named plays in eight categories (Account Intelligence, Prospecting and Lead Generation, Signal Monitoring, Outreach and Personalization, Pipeline Management, Deliverability, Team and Coaching, and Configuration), each with its own page and each aimed at a named job: Competitor Displacement Targeting, Closed Lost Revival Scanner, Champion Tracker, Pre Call Research Brief, Deal Contact Gap Analysis, Rep Coaching Brief and so on. The vendor's own instruction is to browse the library and add any skill instantly, and the skills run through Amplemarket's MCP inside Claude, ChatGPT, Gemini, Grok or Perplexity. Alongside it sit Workflow Recipes and a signal library a user picks from when creating a new signal, plus the three shipped Duo agents for signal, research and sequencing. Sourceamplemarket.com/skills and amplemarket.com/workflows/recipesread 2026-09-02 |
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| Triggers & Channel Coverage | Full |
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Wide channel coverage and contact-level triggering. Channels documented across the product and plan pages: email with multiple mailboxes per user and automatic rotation, LinkedIn and social, an outbound dialer over verified numbers, WhatsApp, SMS and iMessage, and AI voice messages through Duo Voice. Work starts on signals rather than a schedule: Duo scans daily for buying signals resolved to the individual rather than the account, spanning job changes, closed-lost reactivation, competitor reviews, community and Slack activity, profile and content engagement, funding, hiring and website visits, with a signal library to choose from and custom signals definable against the customer's CRM or brought in by API. Job change alerts are metered separately per tier. Sourceamplemarket.com/duo, amplemarket.com/signals and amplemarket.com/pricingread 2026-09-02 |
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| Model Flexibility & Routing | Not documented |
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No model is named and the customer has no choice anywhere on the property. The plan comparison table, the Duo product pages, the skills library, the security page and the API terms describe agents, credits and capabilities without identifying a provider, and offer no model selector, per-agent model choice, routing policy, bring-your-own-model or bring-your-own-key. MCP access and skills let a customer drive Amplemarket from Claude, ChatGPT, Gemini, Grok or Perplexity, but that is a choice of assistant calling Amplemarket, not of the model inside it. Sourceamplemarket.com/legal/security and amplemarket.com/pricingread 2026-09-02 |
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| APIs, SDKs & MCP Extensibility | Full |
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A documented public API with write operations, plus webhooks. docs.amplemarket.com publishes a getting started guide and an API reference covering people enrichment and search, accounts, sequences (list sequences, add leads), lead lists (create a list, add leads), calls (list, log a call), tasks (list, complete) and contacts (create), so an outside system can both read and act, and outbound webhooks deliver real-time notifications. The vendor also publishes API Terms of Service and an llms.txt index. MCP is listed on every plan for prospecting, research and action inside Claude or ChatGPT, and the Skills Library runs its plays against it, but no MCP endpoint, auth or tool list is documented on the developer site. Sourcedocs.amplemarket.com, docs.amplemarket.com/llms.txt and amplemarket.com/pricingread 2026-10-01 |
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| Testing, Debugging & Optimization | Partial |
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The agent is measured and adjusted after deployment, and nothing tests it before. The Duo page says that when reps dismiss a recommendation as the wrong company or person, Duo learns why and avoids similar leads, and that feedback on one recommendation improves others. The Skills Library ships a dismiss diagnostic analyzing what drives the Duo dismiss rate across reasons, signals, lead attributes and rep behavior, a weekly Duo performance report on activity and outcome metrics, and a sequence performance analyzer surfacing A/B insights. The dismiss rate is a readable measure of the agent's own recommendation quality. But the loop is named rather than documented (what it retunes and how a change is measured are not stated), there is no score against a baseline, no holdout, sandbox or replay, and no way to test a configuration change before it reaches a prospect; the one-click approval is the only pre-send check. Sourceamplemarket.com/skills and amplemarket.com/duoread 2026-10-01 |
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| Browser & Computer Use | Not documented |
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Every channel runs through a programmatic route. The dialer places telephony calls over verified numbers, Duo Voice sends generated voice messages, social and LinkedIn outreach runs through integrations and automation rather than by driving a browser, and CRM writes go through native two-way sync. Nothing on the product pages, the skills library, the pricing table or the developer material describes an agent operating an interface the vendor does not control, and no browser control, headless session or screen operation appears anywhere. Sourceamplemarket.com/duo and amplemarket.com/pricingread 2026-09-02 |
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The Agentic Index coverage score grades every vendor Full, Partial or Not documented 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 on an annual term, 2 users included, additional users purchasable. Growth and Elite are quoted, with 4 and 10 users included respectively. All plans include a free trial.
per seat subscription plus metered email and phone credits
Included quota
Published entitlement table, verified 1 October. Startup: 27,000 contacts, 13,500 email credits and 600 phone credits per user per year, 0 custom data requests, 500 job-change-alert contacts, 2 mailboxes per user, scaled CSM and community onboarding. Growth: 140,000 contacts, 35,000 email and 5,000 phone credits, 4 custom data requests, 1,000 alert contacts, 4 mailboxes per user, dedicated CSM and personalized onboarding. Elite: 400,000 contacts, 40,000 email and 9,600 phone credits, 12 custom data requests, 2,000 alert contacts, 8 mailboxes per user, with Duo Inbox as an add-on. Duo Copilot, Duo Voice, MCP access and Single Sign On are shown on every tier, alongside multichannel sequences, workflows, analytics, the outbound dialer and the core deliverability tools.
What is public
A full plan comparison table with one price on it. Startup is published at $600 per month on an annual term for 2 users; Growth and Elite show Custom with 4 and 10 users included. Everything else is disclosed in detail: contact allowances of 27,000, 140,000 and 400,000, email credits of 13,500, 35,000 and 40,000 per user per year, phone credits of 600, 5,000 and 9,600, mailboxes per user of 2, 4 and 8, job-change alert limits, custom data request counts, and a feature matrix covering Duo Copilot, Copywriter, Signals, Competitive Intelligence, Voice and Inbox, MCP, the dialer, workflows, analytics, the deliverability suite, onboarding and CSM tier, and Single Sign On. The page states all plans include a free trial.
Billing mechanics
Per-seat subscription with metered credits. Seats are bundled by tier, 2 on Startup, 4 on Growth, 10 on Elite, with additional users purchasable at unpublished rates. Email and phone credits are pooled separately per user per year and do not draw on each other; the vendor states credits can be converted from email to phone and that additional phone credits are $0.50 each. AI features draw on their own included credit pools. Startup is quoted on an annual term; Growth and Elite are sales-quoted. Duo Inbox is an Elite add-on; Duo Voice, MCP and Single Sign On are on every tier.
Cost watchouts
Startup is sold on an annual term with no monthly option shown. Additional users are purchasable at unpublished rates on every plan. Duo Inbox is an add-on on Elite. Credit pools per user per year are the variable: contact reveals draw email or phone credits, and overage rates are not published.
Variable cost rationale
Cost scales with seats x credit consumption (contact reveals, phone lookups) + data add-ons; annual commitment caps flexibility.
Additional watchouts
The credit pools are the variable, not the seat count: contact reveals draw email or phone credits, and phone-heavy teams will exhaust a Startup allowance of 600 phone credits per user per year quickly. Duo Inbox is an Elite add-on. Single Sign On and Duo Voice are on every tier. The vendor's plan page states all plans include a free trial.
Overage / add-ons
Credit overages purchased separately; rates not published.
Sales call required
Mixed (some tiers require a call)
Lowest paid plan
Startup, $600 per month on an annual term, 2 users included.
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 the Startup price is published; Growth and Elite are quoted. Additional user pricing is offered but not priced on the page. One first-party inconsistency worth knowing: the vendor's own pricing explainer post cites 15,000 email and 480 phone credits per user per year on Startup, where the current plan table says 13,500 and 600; the table is treated as current.
Cancellation / refund
Startup is on an annual term; cancellation and refund terms are not published. The plan page states all plans include a free trial; its length is not stated.
Support SLA / resale
Native CRM integrations (Salesforce, HubSpot); deliverability suite; Gartner Cool Vendor (GenAI for Sales, 2024)
Missing data
Published on the plan table: the Startup price and term, seat bundles, contact allowances, email and phone credit allowances, custom data requests, job-change alert limits, mailboxes per user, tier gating for Duo Voice, Duo Inbox and SSO, MCP on all tiers, and that all plans include a free trial. Not published: Growth and Elite prices, additional user rates, overage rates beyond the $0.50 phone credit figure, and contract terms.
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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 Deployment & Data Residency
- Common Room9.0 / 14A lighter documented profile than Amplemarket
- Creatio11.0 / 14Adds documented Model Flexibility & Routing
- Demandbase9.0 / 14A lighter documented profile than Amplemarket
- Gong9.0 / 14A lighter documented profile than Amplemarket
- HubSpot11.0 / 14Fuller documented coverage on Observability & Auditability and Deployment & Data Residency
Similarity is computed from each vendor's Agentic Index coverage score evidence, axis by axis, not from the totals. How this evidence is graded