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Updated 13 Nov 2026 · prices read on vendor pages

11 best Abacus.AI alternatives in 2027

Mehmet ElmicenniReviewed by Mehmet Elmicenni, founder of Zekai•Prices checked •How we check

The short answer

The best Abacus.AI alternatives in 2027 are ChatGPT (best overall, $20/mo), Claude (best free plan) and LibreChat (best open source, MIT). Abacus.AI itself starts at $10/mo. Zekai checked these prices on vendor pages on 13 Nov 2026; 8 more are compared below, including 4 with a free plan and 4 open source.

Open the Zekai Cost Finder Get price alerts
Best overallSee in table →
ChatGPT logo

ChatGPT

$20/mo · free plan

9.3
Best free planSee in table →

Claude

$17/mo · free plan

9.4
Best open sourceSee in table →
LibreChat logo

LibreChat

Free to self-host · MIT

7.7
11alternatives compared
6with a free plan
5open source
$4.99/mocheapest paid · Gemini
$10/moAbacus.AI starts at
01 · Zekai Price Ledger

Which Abacus.AI alternatives are worth it in 2027?

The main Abacus.AI (ChatLLM) alternatives in 2027 are ChatGPT, Claude, Gemini, Perplexity, Mistral Le Chat and Poe for hosted use, plus LibreChat, Open WebUI, LobeHub, AnythingLLM and Jan if you self-host. Prices run from $4.99 a month for Google AI Plus to $20 for ChatGPT Plus.

ToolTypeStarting priceFree plan limitBest forCost for your teamChecked
Abacus.AI logo
Abacus.AIThe tool you are replacing
 You are here
$10/moChatLLM Basic, $10/mo from the second month ($7 first month promo); Pro $20/mo
 No free plan One subscription for 100+ AI models and agents — 13 Nov 2026 Pricing ↗
ChatGPT logo
ChatGPT Zekai score 9.3Best overall
 Free plan + paid
$20/moPlus, $20/month (help-centre page); Free, Go and Pro amounts not shown on chatgpt.com/pricing
 Free: Instant mode with 27K-token context; image, voice, research limited Mainstream assistant with the widest ecosystem — 13 Nov 2026 Pricing ↗
Claude Zekai score 9.4Best free plan
 Free plan + paid
$17/moPro, $17/mo billed yearly ($200 up front) or $20/mo billed monthly; Max $100; Ultra $200; Team standard seat $20 yearly or $25 monthly
 Free: limited usage every 5 hours and every week Long documents, writing and coding with Claude models — 13 Nov 2026 Pricing ↗
Gemini logo
Gemini Zekai score 8.7Cheapest paid
 Free plan + paid
$4.99/moGoogle AI Plus, $4.99/month; AI Pro $19.99/month; Free $0
 Free: Flash-Lite model, Deep Research, 15 GB storage Google-account assistant with cheap upgrade tiers — 13 Nov 2026 Pricing ↗
Perplexity Zekai score 9.3
 Free plan + paid
$17/moPro, $17/month billed annually; Max $167/month billed annually; monthly-billed price not shown
 Free account exists; caps not shown on the Pro page Cited research answers and deep research — 13 Nov 2026 Pricing ↗
Mistral AI (Le Chat) logo
Mistral AI (Le Chat) Zekai score 9.1
 Free plan + paid
$14.99/moPro, $14.99/mo; Team $24.99 per user per month; Free $0
 Free: limited messages, web searches and coding sessions European-built assistant with coding CLI — 13 Nov 2026 Pricing ↗
Poe Zekai score 8.6
 Free
Free plan; paid price not published
 Free access exists; limits not shown on the about page Many AI bots and models in one app $0 13 Nov 2026 Pricing ↗
LibreChat logo
LibreChat Zekai score 7.7Best open source
 Open source
Free (self-hosted)
 No limit, self-hosted (MIT) Multi-user ChatGPT-style chat on your server $0 14 Nov 2026 Code ↗
Open WebUI logo
Open WebUI Zekai score 9.0
 Open source
Free (self-hosted)
 No limit, self-hosted (Open WebUI License (BSD-style with a branding clause) (not OSI-approved)) Self-hosted chat for Ollama and OpenAI APIs $0 14 Nov 2026 Code ↗
LobeHub logo
LobeHub Zekai score 7.0
 Open source
Free (self-hosted)
 No limit, self-hosted (LobeHub Community License (Apache-2.0-based) (not OSI-approved)) Agent-team chat workspace you can host $0 14 Nov 2026 Code ↗
AnythingLLM logo
AnythingLLM Zekai score 8.6
 Open source
Free (self-hosted)
 No limit, self-hosted (MIT) Private document chat on your own machine $0 14 Nov 2026 Code ↗
Jan logo
Jan Zekai score 8.2
 Open source
Free (self-hosted)
 No limit, self-hosted (Apache-2.0) Offline local models with an OpenAI-compatible API $0 14 Nov 2026 Code ↗

Every price was read on the vendor's own pricing page on the date shown. The Cost Finder assumes one entry plan per person, so it multiplies by your team size; yearly prices are shown per month, and team or business plans can cost more per seat. "Not checked" means we could not confirm a public price.

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02 · Free plan

Is there a free version of Abacus.AI?

No. Abacus.AI's pricing page lists Basic at $10 a month, with $7 for the first month, and Pro at $20 a month. Basic includes 20,000 credits a month and 3 AI Agent conversations a month; Pro lifts agent use to unrestricted and raises credits to 30,000.

Source: Abacus.AI pricing page, read 13 Nov 2026.

FreeNone

No free plan on the pricing page

Paid from$10/mo

ChatLLM Basic, $10/mo from the second month ($7 first month promo); Pro $20/mo

03 · Free alternatives

What are the best free Abacus.AI alternatives?

Gemini has the most generous clear free plan here: $0 with the Flash-Lite model, Deep Research, image generation and 15 GB of storage. ChatGPT, Claude and Mistral also have free plans with usage limits. Abacus.AI has no free plan, only a $7 first month, so free users usually pick another tool.

ChatGPT logo

ChatGPT

Best overallFree plan + paid
Free: Instant mode with 27K-token context; image, voice, research limited
Paid from $20/mo
vs Abacus.AI →Zekai review

Claude

Best free planFree plan + paid
Free: limited usage every 5 hours and every week
Paid from $17/mo
vs Abacus.AI →Zekai review
Gemini logo

Gemini

Cheapest paidFree plan + paid
Free: Flash-Lite model, Deep Research, 15 GB storage
Paid from $4.99/mo
vs Abacus.AI →Zekai review

Perplexity

Free plan + paid
Free account exists; caps not shown on the Pro page
Paid from $17/mo
vs Abacus.AI →Zekai review
Mistral AI (Le Chat) logo

Mistral AI (Le Chat)

Free plan + paid
Free: limited messages, web searches and coding sessions
Paid from $14.99/mo
vs Abacus.AI →Zekai review

Poe

Free
Free access exists; limits not shown on the about page
vs Abacus.AI →Zekai review
04 · Open source

What are the best open-source Abacus.AI alternatives?

Five open-source Abacus.AI alternatives are listed: LibreChat (MIT, Docker), Open WebUI (own licence with a branding clause), LobeHub (Apache-2.0-based community licence), AnythingLLM (MIT, desktop or Docker) and Jan (Apache-2.0, desktop). They replace the chat interface; you supply model API keys or local hardware.

LibreChat logo

LibreChat

MIT★ 46.6k GitHub stars · 13 Nov 2026
To self-host: The README provides Docker Compose stacks, a Helm chart, one-click deploys to Railway, Zeabur and Sealos, and config templates (.env.example, librechat.example.yaml); you bring provider API keys or Ollama.
Commercial use
Yes (MIT).
Runs on
Docker Compose on any server; you supply provider API keys or Ollama.
Setup
Moderate · Docker Compose, .env file and your own provider API keys.
Last commit
13 Nov 2026
Zekai open-source pageSource code ↗Managed hosting slot
Open WebUI logo

Open WebUI

Open WebUI License (BSD-style with a branding clause) (not OSI-approved)★ 157.5k GitHub stars · 13 Nov 2026
To self-host: Run pip install open-webui then open-webui serve (Python 3.12 recommended), or Docker with a mounted data volume; Ollama is optional and the :cuda image needs the NVIDIA container toolkit.
Commercial use
Yes, but keep the branding unless you have 50 or fewer users.
Runs on
Docker or Python 3.12; optional NVIDIA CUDA image for local models.
Setup
Moderate · One Docker command or pip install; Ollama optional for local models.
Last commit
25 Aug 2026
Source code ↗Managed hosting slot
LobeHub logo

LobeHub

LobeHub Community License (Apache-2.0-based) (not OSI-approved)★ 83.6k GitHub stars · 13 Nov 2026
To self-host: The README gives a setup script plus docker compose up -d, or hosted deploys on Vercel, Zeabur, Sealos or Alibaba Cloud; hosted routes need an OpenAI API key.
Commercial use
Yes if unmodified; derivative works need a commercial licence from LobeHub.
Runs on
Docker, or a Vercel-style deploy with an OpenAI API key.
Setup
Moderate · Run the setup script, then docker compose up -d.
Last commit
13 Nov 2026
Source code ↗Managed hosting slot
AnythingLLM logo

AnythingLLM

MIT★ 67.5k GitHub stars · 13 Nov 2026
To self-host: Install the desktop app from anythingllm.com/download, or run the Docker version for multi-user support; the README links Docker, bare-metal and one-click cloud guides and does not state hardware minimums.
Commercial use
Yes (MIT).
Runs on
Desktop app for Mac, Windows, Linux; Docker for multi-user.
Setup
Easy · Download the desktop app; Docker only for multi-user mode.
Last commit
23 Oct 2026
Zekai open-source pageSource code ↗Managed hosting slot
Jan logo

Jan

Apache-2.0★ 45.1k GitHub stars · 13 Nov 2026
To self-host: Install the desktop app (macOS 13.6+, Windows 10+, Linux .deb or AppImage); the README suggests 8 GB RAM for 3B models, 16 GB for 7B and 32 GB for 13B.
Commercial use
Yes (Apache-2.0).
Runs on
macOS 13.6+, Windows 10+, Linux; 8 GB RAM for 3B models.
Setup
Easy · Install the desktop app and download a model.
Last commit
29 Aug 2026
Zekai open-source pageSource code ↗Managed hosting slot
05 · Side by side

How does Abacus.AI compare with each alternative?

Abacus ChatLLM Basic is $10 a month ($7 the first month) with 20,000 credits; Pro is $20 with 30,000 credits. Google AI Plus is $4.99, Claude Pro $17 billed yearly, Perplexity Pro $17 billed annually, Mistral Pro $14.99 and ChatGPT Plus $20. Poe's price could not be read.

01
ChatGPT logo

Abacus.AI vs ChatGPT

Best overallFree plan + paid$20/mo · checked 13 Nov 20269.3
The differenceChatGPT is one vendor's model line with a free plan whose Instant mode has a 27K-token context window; Abacus ChatLLM bundles 100+ models from several vendors from $10 a month with no free plan.
Switch to ChatGPT ifyou want one vendor's assistant with a free tier and voice, image and research features in a single app.
Stay with Abacus.AI ifyou want Claude, Gemini, DeepSeek and Grok models side by side for $10 a month instead of $20.
Pros
  • ChatGPT's context understanding enables Marketing & Content Creation teams to generate high-quality content that resonates with their audience.
  • The tool's conversation flow and memory features allow for seamless content iteration and refinement.
Cons
  • The lack of explicit brand voice and tone guidance may require additional setup and fine-tuning for Marketing & Content Creation teams.
  • ChatGPT's limitations in handling extremely complex or niche topics may necessitate additional research and editing.

Pros and cons from the Zekai review of ChatGPT

Visit ChatGPTRead the Zekai reviewPrice alert
02

Abacus.AI vs Claude

Best free planFree plan + paid$17/mo · checked 13 Nov 20269.4
The differenceClaude Pro includes Claude Code, Projects, Claude in Chrome and Microsoft 365 connectors, with usage windows reset every 5 hours; Abacus Basic meters 20,000 credits a month across all models.
Switch to Claude ifyou work mainly with Claude models for writing and coding and want Claude Code included in the plan.
Stay with Abacus.AI ifyou want models from many vendors, image and video generators in one $10 plan.
Pros
  • Excellent at summarizing and analyzing long, complex documents.
  • Generates high-quality, natural-sounding educational content.
Cons
  • Free tier has usage limits that reset every few hours, which can interrupt workflow.
  • Lacks built-in DALL-E style image generation capabilities.

Pros and cons from the Zekai review of Claude · Verdict: Deep Document Analysis

Visit ClaudeRead the Zekai reviewPrice alert
03
Gemini logo

Abacus.AI vs Gemini

Cheapest paidFree plan + paid$4.99/mo · checked 13 Nov 20268.7
The differenceGemini's Google AI Plus is $4.99 a month with 400 GB of Google storage and double the free usage; Abacus Basic is $10 and has no storage bundle.
Switch to Gemini ifyou live in Gmail and Drive and want 400 GB of storage plus an assistant for under $5 a month.
Stay with Abacus.AI ifyou want non-Google models such as Claude, GPT and DeepSeek chosen per chat.
Pros
  • Free access to a highly capable base model
  • Directly integrated with the Google ecosystem and search
Cons
  • Outputs require rigorous fact-checking for academic use
  • Can generate plausible but incorrect information (hallucinations)

Pros and cons from the Zekai review of Gemini · Verdict: Top-Tier Study Partner

Visit GeminiRead the Zekai reviewPrice alert
04

Abacus.AI vs Perplexity

Free plan + paid$17/mo · checked 13 Nov 20269.3
The differencePerplexity Pro centres on cited search answers and deep research with a model selector, plus 4,000 bonus Computer credits; Abacus focuses on app, video and slide generation.
Switch to Perplexity ifyou mainly research the web and want every answer to carry sources.
Stay with Abacus.AI ifyou want app building, slides, video and always-on bots in the same subscription.
Pros
  • Drastically reduces time spent on research and fact-finding.
  • Provides direct citations, ensuring credibility for reports and briefs.
Cons
  • Free version has search limits (5 'Pro' searches every 4 hours).
  • Can occasionally misinterpret complex queries or pull from less-relevant sources.

Pros and cons from the Zekai review of Perplexity · Verdict: Your AI Research Assistant

Visit PerplexityRead the Zekai reviewPrice alert
05
Mistral AI (Le Chat) logo

Abacus.AI vs Mistral AI (Le Chat)

Free plan + paid$14.99/mo · checked 13 Nov 20269.1
The differenceMistral's Pro plan includes $25.5 a month in API credits and a coding CLI, IDE and web agent; Team adds 30 GB per user, domain verification and data export.
Switch to Mistral AI (Le Chat) ifyou want a European vendor's assistant with API credits and a coding CLI included.
Stay with Abacus.AI ifyou want access to GPT, Claude, Gemini and Grok models rather than one vendor's models.
Pros
  • Moves beyond simple completion to autonomous, multi-step coding tasks.
  • Deep integration into developer workflows via terminal and IDE plugins.
Cons
  • Advanced features like custom model training (Forge) have a steep learning curve.
  • The platform's full potential is best realized within its own ecosystem (Studio, Vibe).

Pros and cons from the Zekai review of Mistral AI (Le Chat) · Verdict: Powerful Dev Agent Suite

Visit Mistral AI (Le Chat)Read the Zekai reviewPrice alert
06

Abacus.AI vs Poe

FreeFree plan; paid price not published8.6
The differencePoe offers models from OpenAI, Anthropic, Google, Meta, Mistral and Cohere plus community-made bots on iOS, Android, macOS, Windows and web; Abacus adds agents and app generation.
Switch to Poe ifyou want to try many models and community bots in one chat app on every platform.
Stay with Abacus.AI ifyou want a coding IDE, desktop listener and AI agent included with the model access.
Pros
  • Access a wide variety of top-tier AI models in one place
  • Cost-effective compared to multiple individual AI subscriptions
Cons
  • Usage limits on premium models can be restrictive during busy periods
  • The free tier is limited by a 'points' system that depletes quickly

Pros and cons from the Zekai review of Poe · Verdict: AI Model Swiss Army Knife

Visit PoeRead the Zekai reviewPrice alert
07
LibreChat logo

Abacus.AI vs LibreChat

Best open sourceOpen sourceFree (self-hosted)7.7
The differenceLibreChat connects Anthropic, AWS Bedrock, OpenAI, Azure OpenAI, Google and Vertex AI plus custom endpoints, with agents, MCP tools, OAuth2, LDAP and an admin panel for users and roles.
Switch to LibreChat ifa team needs one self-hosted chat UI with SSO and your own API keys for several providers.
Stay with Abacus.AI ifyou want 20,000 monthly credits for models, video and image generation without handling API keys.
Visit LibreChatRead the Zekai reviewPrice alert
08
Open WebUI logo

Abacus.AI vs Open WebUI

Open sourceFree (self-hosted)9.0
The differenceOpen WebUI works with Ollama and OpenAI-compatible APIs, adds RAG across vector databases, role-based access, LDAP/SSO, voice and video calls, plus tool servers over MCP and OpenAPI.
Switch to Open WebUI ifyou want a self-hosted interface for local Ollama models and documents with groups and permissions.
Stay with Abacus.AI ifyou do not want to run a server or meet the branding terms above 50 users.
Pros
  • Complete data ownership and privacy on your own hardware
  • Unified interface for multiple local and cloud LLM providers
Cons
  • Requires managing your own self-hosted infrastructure
  • No built-in cloud hosting tier provided directly by the core open source project

Pros and cons from the Zekai review of Open WebUI · Verdict: Self-hosted AI workspace

Visit Open WebUIRead the Zekai reviewPrice alert
09
LobeHub logo

Abacus.AI vs LobeHub

Open sourceFree (self-hosted)7.0
The differenceLobeHub combines an Agent Builder, agent groups with shared pages, scheduled runs, personal memory and a library of over 10,000 tools and MCP-compatible plugins.
Switch to LobeHub ifyou want a polished multi-agent workspace and can accept its licence terms on derivative works.
Stay with Abacus.AI ifyou want a managed service rather than your own deployment and agent configuration.
Pros
  • Free plan with 500,000 credits per month
  • Huge catalogue of agents
Cons
  • Free plan allows only 1 concurrent agent task and 15 MB storage
  • Paid usage is capped by weekly and 5-hour allowances

Pros and cons from the Zekai review of LobeHub · Verdict: Agent-first workspace

Visit LobeHubRead the Zekai reviewPrice alert
10
AnythingLLM logo

Abacus.AI vs AnythingLLM

Open sourceFree (self-hosted)8.6
The differenceAnythingLLM ships a desktop app and a Docker version, a built-in local engine for CPU or GPU, an agent builder, MCP support and LanceDB as the default vector database.
Switch to AnythingLLM ifyou want a private desktop assistant that chats with your documents using local or API models.
Stay with Abacus.AI ifyou need image and video generators and a hosted multi-model subscription with no setup.
Visit AnythingLLMRead the Zekai reviewPrice alert
11
Jan logo

Abacus.AI vs Jan

Open sourceFree (self-hosted)8.2
The differenceJan runs open models from Hugging Face locally, connects to OpenAI, Anthropic, Mistral and Groq, and serves an OpenAI-compatible local API at localhost:1337 with MCP support.
Switch to Jan ifyou want a free offline assistant on a laptop, with local models and your own cloud keys.
Stay with Abacus.AI ifyou do not have the RAM for local models and want hosted frontier models in one plan.
Visit JanRead the Zekai reviewPrice alert
06 · What changed

Why do people leave Abacus.AI?

  • ChatLLM Basic limits you to 3 AI Agent conversations a month and 20,000 credits; unrestricted Agent and Coding Agent use needs Pro at $20 a month with 30,000 credits. (source)

  • The $7 first-month price is a discount: the page states the plan is $10 from the second month, and no free plan is listed. (source)

08 · FAQ

Questions people ask about Abacus.AI alternatives

What is the best alternative to Abacus.AI in 2027?

ChatGPT is the best overall Abacus.AI alternative on this page ($20/mo). For no cost, Claude has a free plan (Free: limited usage every 5 hours and every week). To self-host, LibreChat is open source (MIT).

Is there a free version of Abacus.AI?

No. Abacus.AI has no free plan; paid plans start at $10/mo, checked on 13 Nov 2026.

Is there a 100% free alternative to Abacus.AI?

Yes. LibreChat, Open WebUI, LobeHub, AnythingLLM, Jan are open source and free to self-host. ChatGPT, Claude, Gemini, Perplexity, Mistral AI (Le Chat), Poe have a free plan with limits, shown in the table.

What is cheaper than Abacus.AI?

Gemini starts at $4.99/mo, against $10/mo for Abacus.AI, as listed on each vendor's pricing page on 13 Nov 2026.

How much do Abacus.AI alternatives cost for a team of 5?

If each of 5 people buys the entry paid plan, at the prices Zekai checked on 13 Nov 2026, the monthly cost is Gemini $24.95/mo, Mistral AI (Le Chat) $74.95/mo, Claude $85/mo, against Abacus.AI $50/mo for Abacus.AI. Team and business plans can cost more per seat. The Zekai Cost Finder on this page recalculates for any team size.

Which is better, ChatGPT or Abacus.AI?

ChatGPT is one vendor's model line with a free plan whose Instant mode has a 27K-token context window; Abacus ChatLLM bundles 100+ models from several vendors from $10 a month with no free plan. Choose ChatGPT if you want one vendor's assistant with a free tier and voice, image and research features in a single app. Stay with Abacus.AI if you want Claude, Gemini, DeepSeek and Grok models side by side for $10 a month instead of $20.

Why are people leaving Abacus.AI?

The documented reasons are: ChatLLM Basic limits you to 3 AI Agent conversations a month and 20,000 credits; unrestricted Agent and Coding Agent use needs Pro at $20 a month with 30,000 credits (13 Nov 2026); The $7 first-month price is a discount: the page states the plan is $10 from the second month, and no free plan is listed (13 Nov 2026). Each is sourced in the section above.

What are the best Abacus AI alternatives?

ChatGPT, Claude, Gemini and Perplexity are the main hosted choices. For one place to try many models, Poe is closest; for self-hosting, LibreChat, Open WebUI and Jan are common.

09 · Method

How did Zekai check this page?

Zekai independently reviews AI tools. For this page we read each vendor's own pricing and product pages and recorded the starting price, the free-plan limit and the date of the check. Only tools that do the same job as Abacus.AI are listed, and sponsors never change the order or the scores.

Mehmet Elmicenni, founder of Zekai
Mehmet Elmicenni

Founder of Zekai. Reviews the alternatives pages and the price checks behind them.

About the founder · How Zekai scores tools

JSON copyMarkdown copy
1 · Same job onlyEvery alternative does the same task as Abacus.AI; tools for other jobs are left out.
2 · Vendor pages onlyPrices and free limits come from each vendor's own pricing page, never from blogs.
Zekai score0–10, from four published weights: ease 25%, output quality 30%, value 20%, time saved 25%. How we score
3 · Re-checkedA price older than 35 days is re-read or the page falls back to an older version.
Change log

  • Page rebuilt on v6; prices re-read on vendor pages.

  • Open-source options expanded and each one given licence, commercial-use, hardware and setup details.

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