Alternatives
10 best Chatgpt.js alternatives
Tools that cover the same task as Chatgpt.js (assistant), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 4, 2026.
- Chatgpt.js starts at
- Not listed
- Free plan
- Free plan
- API
- API available
- 01
EasyFunctionCall
EasyFunctionCall is a SaaS tool that converts OpenAPI and Swagger specifications into function-call parameters for LLM integrations. The embedded pricing UI offers Free, Basic, and Enterprise monthly plans with request and API limits.
Best for: Developers wiring ChatGPT, Claude, Gemini, or Llama tools who want automated OpenAPI-to-function-call conversion.
- 02
EspoCRM
EspoCRM is an open-source customer relationship platform for managing contacts, sales pipelines, support cases, and marketing activity in one place. The vendor offers a self-hosted edition you can customize with workflows, automation, and extensions, plus a managed EspoCRM Cloud service with US or EU hosting.
Best for: Small and mid-sized teams that want a customizable CRM they can host themselves or run on EspoCRM’s managed cloud.
- 03
Botkeeper
Botkeeper sells bookkeeping automation for accounting firms, combining AI transaction categorization, bank reconciliation, journal entries, and month-end review with firm-wide dashboards. Licenses are sold per client entity with volume discounts as firms add more clients on the platform.
Best for: Accounting firms that want to automate client bookkeeping workflows while keeping partners in control of client work.
- 04
Ardor — Prompt in. Product out.
Ardor is a single agentic platform that builds, deploys, and runs apps from natural-language prompts wired into your tools and infrastructure. It targets both non-developers and engineers who want production software—not prototypes—from chat-driven workflows and GitHub deploys.
Best for: Individuals and AI-native companies turning spreadsheets, portfolios, or automation ideas into hosted apps without manual setup.
- 05
Orkas
Orkas lets solo founders and small teams direct a roster of AI agents by chat to produce research, documents, slides, images, videos, websites, and operational workflows. The desktop app ships free and open source for Mac and Windows, with optional membership credits for managed frontier models, collaboration, and cloud sync.
Best for: Solo founders and small teams who want to orchestrate multiple specialist AI agents from one chat workspace.
- 06
Apify
Apify is a web automation platform with a store of Actors for scraping, data extraction, and AI agent integrations, plus prepaid platform usage on subscription plans for running jobs at scale.
Best for: Developers and data teams automating web data collection, lead generation, and agent toolchains.
- 07
Resumly AI
Resumly is a job-search automation platform that runs daily autopilot workflows: AI job matching, tailored ATS resumes, auto-apply, application tracking, cover letters, and interview practice. The site also offers browser extensions, mobile apps, and free resume analysis tools for candidates who want more interviews with less manual work.
Best for: Job seekers who want automated daily applications, tailored resumes per role, and tracking instead of manually repeating the same search steps.
- 08
AdsBot
Adsbot is a PPC automation platform that monitors and optimizes Google, Meta, LinkedIn, and TikTok ads with AI audits, KPI dashboards, budget tracking, and multichannel reporting for in-house and agency teams.
Best for: Performance marketers who want one workspace for cross-platform audits, alerts, optimizations, and reporting instead of spreadsheet exports from each ad network.
- 09
Chat01.ai
Chat01.ai (formerly OpenAI01.net) offers a web chat front end to multiple OpenAI-style models with daily credits and paid tiers for higher limits. It markets itself as a ChatGPT Pro alternative with model pickers and referral-based credit boosts.
Best for: Power users who want higher daily credit limits and pro-model access without a ChatGPT subscription.
- 10
Definio
Definio is a Chrome extension that bundles access to premium AI models such as o1 reasoning, Claude, and GPT-4o in one sidepanel and text-selection chat. It targets users who want multi-model browsing assistance without maintaining separate ChatGPT Plus and Claude Pro subscriptions.
Best for: Chrome users who want premium model access while browsing with instant selection chat and a sidepanel interface.
Chatgpt.js alternatives: common questions
What is the best free alternative to Chatgpt.js?
EasyFunctionCall has an ongoing free plan. Free plan includes 5 APIs and 100 requests per month with minimal support. Free plans change, so check the vendor before relying on one.
What is the cheapest Chatgpt.js alternative?
Chat01.ai has the lowest listed starting price at $9.99/mo.
Which Chatgpt.js alternatives have an API?
EasyFunctionCall, EspoCRM, Orkas, Apify, Resumly AI mention API or developer access.