ColdCalls.ai

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AiSDR Alternative: the AI SDR that dials the phone itself

AiSDR is a well built AI SDR for text-based outbound. It researches each prospect, writes personalized email and LinkedIn sequences, handles replies, qualifies the interested ones and books meetings on your reps' calendars. Pricing is public and metered by how many contacts it works each month rather than by seats: a Solo plan at $250 a month, Explore at $900 a month and Scale at $2,500 a month, with unlimited users on the larger plans. For email and LinkedIn prospecting at volume, it is a strong product.

Where it stops is live calling. AiSDR's autonomous channels are email and LinkedIn; phone coverage comes through an Aircall integration that adds AI-generated call steps and scripts to a sequence, which a human rep still dials and speaks. So the phone conversation itself is your headcount's job. ColdCalls.ai is built for exactly that channel: the AI places the outbound call, discloses that it is an AI, qualifies the prospect, handles objections and books the meeting into your calendar, with DNC scrubbed in real time and calling kept TCPA and consent aware.

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SHORT ANSWER Last updated August 2026

AiSDR is an autonomous AI SDR for email and LinkedIn outreach, priced by how many contacts it works a month: Solo at $250, Explore at $900 and Scale at $2,500, verified on aisdr.com in July 2026. Its phone coverage runs through an Aircall integration that adds AI-generated call scripts to a sequence, but a human rep still dials and holds the conversation. If the phone call itself needs to be autonomous, the closer fit is an AI SDR built for voice, such as ColdCalls.ai, which places the call, discloses it is AI, qualifies, handles objections and books the meeting into your calendar on a flat managed fee.

AiSDR runs autonomous email and LinkedIn outreach and adds AI-scripted call steps a rep dials. ColdCalls.ai is the AI SDR for the phone: it makes the call, has the conversation and books the meeting, on a flat managed fee with no per-contact metering.

Side by side

AiSDR vs ColdCalls.ai, honestly

A fair look at what each does well. Both are capable tools. Here is where they differ.

What matters ColdCalls.ai AiSDR
Who has the phone conversation The AI agent makes the call, discloses it is an AI, qualifies and books A human rep, using AiSDR-generated scripts and the Aircall integration
Email and LinkedIn outbound Not our channel; we focus on voice Core strength: researched email sequences plus LinkedIn requests, DMs and InMails
Built-in prospect research You bring the list, or we work the list and CRM you already have AI-researched contacts are the core of the product and the pricing meter
Pricing model Flat managed fee, no per-contact metering Published: Solo $250/mo, Explore $900/mo, Scale $2,500/mo, metered by contacts worked per month
Compliance on calls AI disclosure every call, real-time DNC scrubbing, TCPA and consent aware Calls are rep-dialed, so call compliance stays with your team
Best fit Teams that want the phone worked without hiring dialing reps Teams that want high-volume automated email and LinkedIn prospecting

Comparison reflects general, publicly understood positioning. Capabilities change, so check each product for the latest.

What AiSDR actually costs per contact, and per year

AiSDR does not meter seats or minutes. It meters AI researched contacts, which is the number of prospects it will work in a month, and that makes it one of the few tools in this category you can price per unit before you buy. Read off aisdr.com on August 20, 2026, the three plans are Solo at $250 a month for 200 contacts, Explore at $900 a month for 800, and Scale at $2,500 a month for 2,500.

Divide each one out and the shape of the deal appears. Solo works out at $1.25 a contact, Explore at $1.13 and Scale at $1.00. The volume discount is real but modest: the largest plan is 20 percent cheaper per contact than the smallest, not half the price. The annual figures move the number further, and by the same amount on every tier. AiSDR publishes $2,400, $8,640 and $24,000 a year, which is $200, $720 and $2,000 a month, a flat 20 percent off monthly on all three.

One detail worth catching before you sign. Solo is a single user billed monthly, but Explore and Scale are unlimited users on a quarterly contract, so the commitment steps up at the same moment the seat count stops mattering. If you are trialling the category, the plan that lets you leave is also the one that caps you at 200 contacts a month. Our AI cold calling cost breakdown puts per-contact, per-seat and per-minute pricing in the same table so you can compare them honestly.

  • Solo \$250/mo for 200 contacts = \$1.25 per contact
  • Explore \$900/mo for 800 contacts = \$1.13 per contact
  • Scale \$2,500/mo for 2,500 contacts = \$1.00 per contact
  • Annual billing is a flat 20 percent off on every tier: \$2,400, \$8,640 and \$24,000
  • Solo is 1 user billed monthly; Explore and Scale are unlimited users on quarterly contracts

The phone step runs through Aircall, and a human is still the one talking

This is the difference that matters, and it is easy to miss because AiSDR sells itself as an AI SDR and does list calling. Its own feature list describes AI call steps in sequences with the Aircall dialer, call scripts, and automated follow-ups based on phone conversations. Every one of those is work done around a call. None of them is the call. A person on your team picks up the handset, and AiSDR hands them a script and logs what happened afterwards.

That has a cost the pricing page does not show you. The Aircall licence is not included, and Aircall publishes its own tiers at 30 euros for Essentials and 50 euros for Professional per licence per month, both stating a three-licence minimum, with the Power Dialer sitting in a quote-only Custom tier that states a 25-licence minimum. So the real monthly figure for a small team running AiSDR on the phone is the AiSDR plan plus at least three Aircall licences plus the salary of whoever is dialing. The seat you were trying not to buy is still in the budget.

If what you want is the outreach written and the rep made faster, that is a coherent purchase and AiSDR is good at it. If what you want is the phone worked without hiring for it, the unit you should be pricing is the connected minute, not the contact, because the AI is the one holding the conversation. We lay out who talks on each product across the whole field on best AI cold calling software, and the honest limits of the technology are in does AI cold calling work.

  • AiSDR lists AI call steps in sequences with the Aircall dialer, not an autonomous voice agent
  • The Aircall licence is a separate bill: 30 or 50 euros per licence per month, three-licence minimum
  • A human still places the call, so headcount stays in the calculation

When AiSDR is the better buy, and when it is not

We would rather say this plainly than pretend the answer is always us. If your motion is email and LinkedIn first, with the phone as a follow-up your reps already make, AiSDR is priced sensibly for that and $250 a month is a low-risk way to test it. Unlimited users on the middle tier is genuinely generous, and per-contact metering means a slow month costs you less than a per-seat tool would.

Where it stops fitting is volume on the phone. Two hundred contacts a month is not an outbound calling program, and the contact cap is the constraint long before the price is. A team that needs several thousand dials a month worked by something other than a person is buying a different product, and the comparison to run is against done-for-you AI SDRs and voice platforms rather than against sequencing tools. Our AI SDR software page sorts the category by that line, and AI voice agent vs human SDR works through where each one still wins.

  • Choose AiSDR when email and LinkedIn lead and reps already dial
  • Choose a voice-first AI SDR when the phone is the channel and volume is the point
  • The contact cap, not the price, is what disqualifies a plan first

Why teams pick ColdCalls.ai

One AI SDR that runs the whole outbound job

The channel AiSDR hands to a rep

AiSDR is excellent at getting a personalized email and LinkedIn touch out at scale. The phone step it builds still needs a person to dial and talk. ColdCalls.ai is the agent that makes that call end to end, so voice does not stay a hiring problem.

They can run side by side

This is not strictly either-or. Some teams run AiSDR for email and LinkedIn and an AI SDR for the phone. If AiSDR already fits your text outbound, the only open question is who actually dials, and that is the gap we fill.

Compliance built for voice

Live calling carries rules email does not: AI disclosure, DNC suppression, TCPA and consent, calling hours. All of that runs on every ColdCalls.ai call by default, and every conversation is logged to your CRM.

Good questions

AiSDR vs ColdCalls.ai, answered

Not as an autonomous voice agent. AiSDR's native channels are email and LinkedIn. Phone coverage comes through its Aircall integration, which adds AI-generated call steps and scripts to a sequence, but a human rep dials and holds the conversation. The autonomous work AiSDR does is text based.
It is if the phone is the channel you care about. AiSDR is a strong email and LinkedIn AI SDR with built-in prospect research. ColdCalls.ai does the calling AiSDR leaves to reps: the AI dials, discloses itself, qualifies, handles objections and books meetings into your calendar.
AiSDR publishes Solo at $250 a month, Explore at $900 a month and Scale at $2,500 a month, metered by the number of contacts it works each month, with a 20% annual discount. ColdCalls.ai is a flat managed fee with no per-contact metering. Confirm current pricing with each vendor.

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See how ColdCalls.ai books more meetings

One AI SDR that calls every lead, discloses it is an AI, qualifies, handles objections and books meetings into your calendar and CRM. Flat per-seat fee, no per-meeting cut, compliance built in.

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AI disclosed on every call · real-time DNC scrubbing · TCPA and consent-aware