Fuse
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TL;DR
Fuse (FuseAI) is an agentic AI outbound sales platform that bundles B2B prospecting data (800M+ contacts), AI-personalized email/LinkedIn outreach, a parallel dialer, and real-time buying signals into one tool — normally from $159/mo, with an AppSumo lifetime deal starting at $89.
Key Facts
Free version: Free plan for 1 user with 5,000 one-time credits — enough to test prospecting and a first campaign before paying.
Pricing
Starting at $159/mo (free plan available)
AppSumo Tier 1 — Launch (lifetime)
- 60,000 one-time credits + 1,000 credits/month
- 1 seat
- AI-personalized email sequences
- Email warmup & deliverability
- Consolidated inbox
- Knowledge base
AppSumo Tier 2 — Launch (lifetime)
- 250,000 one-time credits + 4,000 credits/month
- 1 seat
- Adds LinkedIn automation, parallel dialing
- Adds AI research agents + limited AI smart actions
- Adds buying intent signals
AppSumo Tier 3 — Launch (lifetime)
- 500,000 one-time credits + 10,000 credits/month
- 3 seats
- Everything in Tier 2, plus API access and MCP access
AppSumo Tier 4 — Scale (lifetime)
- 800,000 one-time credits + 10,000 credits/month
- 5 seats
- Scale plan tier (vs Launch for Tiers 1-3)
- Adds bi-directional integrations
Additional Pricing Information
Regular pricing: Free (1 user, 5,000 one-time credits), Launch $159/mo (or $119/mo annual; 50,000 credits/mo, 1 user), Scale $399/mo (200,000 credits/mo, up to 5 users), Copilot $799/mo (500,000 credits/mo, dedicated onboarding). The AppSumo lifetime deal (AI Week, AppSumo Select) replaces the subscription: Tiers 1-3 = Launch plan, Tier 4 = Scale plan, with one-time credit bundles plus a smaller monthly credit allowance, 1-5 seats, and progressively more features (signals, LinkedIn automation, parallel dialing, API/MCP access, bi-directional integrations). Deal terms caveat: access to future AI models "may be provided at a discounted rate OR may require an add on." You can upgrade while the deal is live but only downgrade within 60 days of purchase.
Details
What is Fuse?
Fuse (branded FuseAI) is a Y Combinator-backed (W25) agentic sales platform built by the former RevOps lead at Deel to collapse the outbound tech stack into a single workspace. It covers the three layers most sales teams bolt together separately: Prospect (real-time B2B data across 20+ providers and 800M+ contacts with waterfall enrichment), Engage (AI-personalized email and LinkedIn sequences, built-in warmup and deliverability, a consolidated inbox, and a parallel power dialer with call disposition logging), and Signals (AI agents that track job changes, LinkedIn activity, website visits, and buying intent to prioritize who to reach now). Regular pricing runs from a free plan through Launch ($159/mo, 50,000 credits/mo) to Scale and Copilot, with everything metered by a credit system (enrichment 20-200 credits, messages 5 credits, signal agents 100 credits, dialer 10 credits/min). The current AppSumo lifetime deal — an AppSumo Select pick in AI Week — locks in lifetime access to the Launch or Scale plan with one-time credit bundles and a monthly allowance. Social proof is thin but decent for a launch: 5.0 from one AppSumo review, a 7.4/10 MakerStack verdict praising the value and AI agents while flagging shallow point-features and vendor risk, and ~4.6/69 in the explainx directory (which itself notes some ratings are illustrative). The big honest caveat is the metered AI model: the deal is cheap, but the monthly credit allowance on the low tiers is far below the equivalent subscription, and the terms reserve the right to charge extra for future AI models. No TrustRadius listing exists (the TrustRadius "Fuse LXP" is a different, unrelated company).
Key Features
- AI-personalized email and LinkedIn sequences — messaging customized per prospect attribute (from SOC 2 status to hobbies), so it reads like a human, not a template
- Email warmup & deliverability — built-in tools to protect sender reputation and keep messages out of spam
- Consolidated inbox — every campaign reply self-organizes in one place so conversations don't slip through
- Parallel power dialer — calls skip dead ends and surface live connections, with dispositions logged straight to the pipeline and calls connected to sequences
- Real-time buying signals — AI agents monitor job changes, LinkedIn activity, and company website visits to flag who's in-market now
- Smart Actions — surfaces warm contacts with context on why they matter, so reps prioritize the right leads
- Waterfall enrichment — queries 20+ data providers (800M+ contacts) for the best available contact info with 90%+ claimed accuracy; only validated, non-bouncing emails are charged
- AI research agents — research accounts and contacts and draft outreach that can be reviewed and added to a campaign in one click
- Integrations — Salesforce, HubSpot, Slack, LinkedIn, Google, Microsoft, Attio, Zoho, Pipedrive, Snowflake, Redshift, BigQuery; API + MCP access on higher tiers
Who is it for?
- Solo founders and SDRs who want one tool instead of stitching Apollo + a dialer + an email tool + an enrichment tool together
- Startups and SMBs with lean 1-50 person sales teams that can't justify a $30-50K/yr outbound stack
- Teams that want AI to do list-building, research, and first-draft messaging but keep a human on the trigger
- Anyone who values transparent, credit-based pricing over "contact us" enterprise quotes
Who is it NOT for?
- Buyers who need best-in-class depth in one specific layer (e.g. a dedicated dialer or premium deliverability engine)
- Teams that expect fully autonomous outbound — Fuse still needs a human to design and run campaigns
- High-volume mailers who'll blow through the LTD's monthly credit allowance and pay for top-ups
- Enterprises with complex existing stacks and heavy customization needs
The Bottom Line
This is one of the better AI outbound LTDs to hit AppSumo in a while — the product is genuinely all-in-one and the founder pedigree is real — but the metered credits keep it from being a no-brainer. Tier 1 at $89 is a trap for anyone actually running outreach: 1,000 credits/mo is ~200 messages. My pick is Tier 3 at $499 (3 seats, 10,000 credits/mo, API/MCP access): it's roughly three months of Launch subscription and pays for itself fast if outbound is a real motion. Solo tinkerers who just want to learn the space should grab Tier 1 and treat it as a $89 education. Everyone else — wait for more reviews, or buy Tier 3 and set a day-55 refund reminder, because a seed-stage, 9-month-old company with an 'add-on for future AI models' clause is exactly the kind of LTD you want the 60-day guarantee behind.
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