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Free, open source multi-model AI chat for developers, with no signup, local chat history, cloud Projects and an OpenAI-compatible API.
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Claim this listing →Shortlist Ptero if you are a student, hobbyist or solo developer in India who wants to try several free open-weight models from one window without paying or creating an account. It is not a fit for client work, company code or anything confidential: there is no named legal entity, no stated governing jurisdiction, and your prompts go to small third-party routing providers, and if a model fails they may be retried with another provider.
Before relying on it, read the Privacy Policy section on third-party providers, keep regular chats exported because they live only in your browser, and expect the hourly token cap to throttle long sessions. Against ChatGPT or Gemini free tiers, you trade a known company, stronger models and clear data terms for model choice, no signup and an open source codebase you can inspect.
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In short
Ptero is listed under Chatbots & Assistants, reviewed for Indian buyers. FindThatSoftware rates it best for students and hobby developers who want to compare free open-weight models without signing up; a poor fit for businesses handling client data, source code under NDA or anything confidential.
What actually changes for a buyer in India.
How well Ptero fits an Indian business operationally, from the verified pricing and company facts we hold.
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Headquartered outside India, so check support hours and India-specific features.
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Audit your spendPtero is a free AI chat site run by an unnamed operator who can be reached at aminekhd@ptero.pro; the site names no company behind it. It puts several free language models behind one chat window, including MiniMax, DeepSeek, Mistral Nemo, Qwen, GLM and GPT-OSS variants routed through six third-party providers that the privacy policy names. It runs in the browser as a WordPress-based app, needs no signup for guest use, and the vendor says ordinary chats stay in your browser while chats inside Projects, plus their files, are stored on its servers once you sign in with GitHub. Developers also get an OpenAI-compatible API, a beta MCP server connector, file and image upload, and public GitHub repo import. Usage is capped by an hourly token quota per guest and device, and the vendor says Project files are deleted after 90 days without opening Projects.
Read from Ptero’s own pages. Each line is a finding and what it was based on, so you can check any of it yourself. Open a group to see the evidence.
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Whether Ptero issues an India GST invoice is not verified yet. Foreign-billed tools usually don't, in which case a registered business reclaims GST via reverse charge; confirm the vendor's billing before you buy.
Ptero can work for Indian buyers, but check currency, tax, billing, support, and whether the workflow justifies foreign-currency pricing.
Ptero lists a free plan, but check the official pricing page for current usage limits before choosing it.
Ptero and its category keep shifting: prices, new options, India-fit. Get the all-in India cost of new tools and the changes worth knowing, monthly. No spam.