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HighLevel makes GPT-6 Sol the recommended model for Conversation AI agents

Conversation AI at a glance

New prompt-based Conversation AI agents now default to GPT-6 Sol, which HighLevel says scored higher than GPT-4.1 on its internal evaluation at about the same cost per reply.

Current standing

As of

Rank
#11of 43 models

GPT-6 Sol (Max) · 44.2 on the Artificial Analysis Intelligence Index v5.0.1 (opens in a new tab)

Current leader
Gemini 4 Carbon (Google) · 60

Computed from our daily snapshot; it changes as new models are measured. HighLevel makes GPT-6 Sol the recommended model for Conversation AI agents

What changed with Conversation AI

Since November 3, 2026, GPT-6 Sol appears first in Conversation AI's model menu, tagged Recommended, and new prompt-based agents start on it. Existing agents keep whatever model they already use.

HighLevel reports a 98.4% pass rate on its Conversation AI evaluation, up from 96.3% for GPT-4.1, with typical replies generated in 1.68 seconds. Agents on the deprecated GPT-5 and GPT-5 Mini already run on GPT-6 Sol. Agents on GPT-4.1 must be switched manually because HighLevel will retire that model; the changelog gives no retirement date.

Conversation AI in numbers

Values are copied from the linked source on the date shown. They are not IA Compa measurements.

Conversation AI evaluation pass rate (HighLevel internal)as of · Source for Conversation AI evaluation pass rate (HighLevel internal): ideas.gohighlevel.com (opens in a new tab)
98.4%

Where to compare Conversation AI

Independent leaderboards and official resources for comparing this model yourself. Rankings change often; each site shows its own current data.

Why Conversation AI matters for businesses

Agencies managing chat and SMS agents in HighLevel sub-accounts should find any agents still on GPT-4.1 and retest them on GPT-6 Sol before the retirement, since a model change can alter an agent's tone and booking behavior.

Put it to work: AI Agents

Sources for this story

  1. Official
  2. HighLevel Changelog (opens in a new tab)

    HighLevel · ideas.gohighlevel.com

    Official

Last verified: . IA Compa summarizes public announcements for business readers. We are not affiliated with the companies mentioned. Always confirm details, pricing, and availability with the official source.

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  • #chatbots
  • #sms

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