Multi-Model Aggregators & Universal Clientsfreemium

Abacus ChatLLM

Single subscription bundling chat access to 100+ models including GPT-5.6, Claude Opus 5 and Gemini 3.1 Pro

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What Abacus ChatLLM does

  • Single subscription bundling chat access to 100+ models including GPT-5.6, Claude Opus 5 and Gemini 3.1 Pro
  • Includes a built-in coding/research agent (DeepAgent) and always-on cloud compute (SuperComputer), not just chat
  • Priced per seat rather than per model provider

Abacus ChatLLM — straight answers

What is Abacus ChatLLM?

Abacus ChatLLM is listed under Multi-Model Aggregators & Universal Clients, in the AI Chat & Assistants category on Flocci AI Tools. Single subscription bundling chat access to 100+ models including GPT-5.6, Claude Opus 5 and Gemini 3.1 Pro. It is freemium — a usable free tier with paid plans above it, and it lives at abacus.ai.

Is Abacus ChatLLM free?

Abacus ChatLLM is freemium: there is a free tier you can work in and paid plans above it. It is one of 391 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.

What can Abacus ChatLLM do?

Abacus ChatLLM does 3 things the catalog singles out: Single subscription bundling chat access to 100+ models including gpt-5.6, claude opus 5 and gemini 3.1 pro; includes a built-in coding/research agent (deepagent) and always-on cloud compute (supercomputer), not just chat; priced per seat rather than per model provider.

What is the best free alternative to Abacus ChatLLM?

Cherry Studio is the closest free alternative: it sits in the same Multi-Model Aggregators & Universal Clients sub-category and is free. LibreChat, ChatHub and t3.chat also start free. The full list is on the alternatives page.

See the full list →

Abacus ChatLLM alternatives

Compare all alternatives →

LibreChat

Multi-Model Aggregators & Universal Clients
free
  • Fully open-source, self-hostable ChatGPT-style interface connecting to OpenAI, Anthropic, Gemini, Bedrock, OpenRouter and more from one UI
  • Built-in Agents, MCP support, Code Interpreter and Artifacts — enterprise-grade features free to self-host
  • 41.7k GitHub stars and active development as of Aug 2026, with secure multi-user auth for team deployments
Visit

Cherry Studio

Multi-Model Aggregators & Universal Clients
free
  • Free, open-source (AGPL-3.0) desktop client unifying OpenAI, Claude, Gemini, DeepSeek, Qwen and local Ollama/LM Studio models in one window
  • 300+ models across 50+ providers behind a single chat interface, no per-provider app-switching
  • Built-in RAG knowledge base — chat directly with imported PDF/Word/Excel/Markdown files or web URLs
Visit

t3.chat

Multi-Model Aggregators & Universal Clients
freemium
  • Fast, developer-built multi-model chat UI giving access to Claude, GPT and DeepSeek from one subscription
  • Low-cost Pro tier undercuts mainstream chatbot subscriptions
  • Free tier lets users test multiple frontier models before committing to a paid plan
Visit

TypingMind

Multi-Model Aggregators & Universal Clients
trial
  • Bring-your-own-API-key chat frontend — you pay providers directly instead of a subscription markup
  • One-time lifetime licence instead of forced recurring billing, unusual here
  • Optional paid cloud sync for cross-device history, otherwise fully local
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ChatHub

Multi-Model Aggregators & Universal Clients
freemium
  • Side-by-side comparison of multiple AI chatbots' answers in one browser view
  • Free plan compares 2 models at once; paid unlocks up to 6 models simultaneously
  • Browser-extension-first design rather than a standalone web app, fits directly into existing workflows
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ChatGPT

General Purpose Chatbots
freemium
  • Free tier runs GPT-5-class models
  • Voice, vision, image generation & web browsing
  • Agent mode for multi-step tasks
  • Custom GPTs and file uploads
Visit

Head-to-head comparisons

Abacus ChatLLM vs LibreChatAbacus ChatLLM vs Cherry StudioAbacus ChatLLM vs t3.chatAbacus ChatLLM vs TypingMindAbacus ChatLLM vs ChatHubAbacus ChatLLM vs ChatGPT