New · Astar Ultra for deep reasoning
Get more done every day with GPT Astar
Draft emails, fix code, understand homework, summarise long documents and translate across 100+ languages — with seven GPT Astar models, each built for a job. Start free, and upgrade for half the price of a $20 AI subscription.
20 free messages every day · No credit card · Cancel anytime
Make this sound professional: “hey, the report is gonna be late, sorry”
Hi Sarah — a quick update: the Q3 report will be ready on Thursday rather than Tuesday, as I'm double-checking the revenue figures.
I'll send you the key numbers tomorrow so nothing on your side is blocked. Thanks for your patience.
What will you get done today?
Real tasks, finished in seconds — each with a GPT Astar model built for it.
Emails & writing
Turn rough notes into polished emails, posts, cover letters and reports — in your tone.
“Write a polite reminder to a client whose invoice is 2 weeks overdue”
Best with Astar Writer →
Code & debugging
Paste an error and get the cause plus a working fix. Generate SQL, scripts and regex.
“Write a SQL query for monthly revenue by country”
Best with Astar Coder →
Study & explain
Any concept explained step by step at your level, from calculus to economics.
“Explain compound interest like I'm 15, with an example”
Best with Astar Ultra →
Translate in 100+ languages
Natural translation between Chinese, English, Japanese, Korean, Spanish, Vietnamese, Thai, Arabic and 100+ more — tone and formatting kept.
“Translate this product listing into Vietnamese, Thai and Indonesian”
Best with Astar Lingo →
Summarise long documents
Paste contracts, papers or meeting notes and get key points, risks and action items.
“Summarise this contract and flag anything risky for me”
Best with Astar Long →
Ideas & planning
Brainstorm names, campaigns, trip plans and to-do lists whenever you're stuck.
“Give me 10 name ideas for a coffee shop near a university”
Best with Astar Flash →
The GPT Astar model family
Seven models, each built for a job. Use the free ones every day; Pro unlocks the specialists.
Free every day
Astar Flash
Everyday assistant · Default
Fast, sharp answers for questions, emails, ideas and quick tasks.
Credits per message: 1
Astar Lingo
Translation · 100+ languages
Fluent in 100+ languages, from Japanese and Korean to Vietnamese, Thai, Arabic and Swahili. Natural translation and localisation.
Credits per message: 1
Astar Mini
Fastest replies
Lightweight and instant — for short questions and quick rewrites.
Credits per message: 1
Pro specialists
Astar Ultra
Deep reasoning · Flagship
Our most capable model. Thinks problems through for analysis, planning and hard questions.
Credits per message: 2
Astar Coder
Code & math
Writes runnable code, finds bugs, and solves math step by step.
Credits per message: 4
Astar Writer
Long-form writing
Articles, marketing copy, resumes and reports with the right tone and structure.
Credits per message: 4
Astar Long
Long documents
Reads long contracts, papers and notes, then summarises and answers questions about them.
Credits per message: 2
Not sure which to pick? Start with Astar Flash and switch any time — even in the middle of a chat.
Why people switch to GPT Astar
Everything you'd use an AI subscription for — without the $20 price tag.
Half the price
Pro is $9.90 a month, and the free plan gives you 20 messages every day — no trial that runs out.
The right model for each job
Writing, code, translation and long documents each get a specialist model instead of one-size-fits-all.
Speaks 100+ languages
Ask in Japanese, Korean, Spanish, Vietnamese, Thai, Indonesian, Arabic, Turkish, Polish or 100+ others — and get a natural answer in the same language.
Answers in seconds
Replies start streaming instantly from high-performance cloud servers around the world, wherever you are.
Translate any language pair
Not just Chinese ⇄ English: go straight from Japanese to Spanish or Thai to German, for cross-border selling, travel, study and work.
Your chats stay yours
We never sell your conversations or use them for training. Delete any chat in one click.
Start in under a minute
- 1
Sign up free
Just an email — no credit card. Your 20 daily messages are ready right away.
- 2
Pick a model for the job
Flash for everyday, Writer for writing, Coder for code, Lingo for translation.
- 3
Get it done
Chats are saved so you can pick up where you left off. Upgrade only when you need more.
Pick your plan
Start free. Upgrade when GPT Astar becomes part of your day — Pro costs half of a typical $20 AI subscription.
Free
Use GPT Astar every day
- 20 messages every day
- Astar Flash, Lingo and Mini
- Saved chat history
Pro
For daily work and study
- 2,000 credits a month (~65 messages a day)
- All 7 models incl. Astar Ultra, Coder & Writer
- 20 messages every day
- Email support
Max
For power users and professionals
- 5,000 credits a month (~165 messages a day)
- All 7 models incl. Astar Ultra, Coder & Writer
- Lowest price per message
- Priority support
1 credit = 1 message with Astar Flash, Lingo or Mini; specialist models use 2–4 credits. Free messages reset daily at 00:00 UTC. Cancel anytime. Prices in USD.
Questions, answered
Everything you need to know before you start.
From the blog
Tips, prompts and guides for getting more done with GPT Astar.
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GPT Astar TeamWhat is GPT Astar? Meet the AI assistant with 7 specialist models
GPT Astar is an AI assistant for writing, coding, study, translation and long documents. Meet the GPT Astar model family, see which model fits which job, and what it costs.
GPT Astar TeamYour next draft, fix or answer is seconds away
Start with GPT Astar free — 20 messages a day, no credit card. Upgrade only when it's saving you real time.