Zelili AI

ChatGPT 5.2

The new state-of-the-art in reasoning and reliability.
Founder: Sam Altman
Tool Release Date
11 Dec 2025
Tool Users
850 Million+
Pricing Model

Starting Price

N/A

About This AI

GPT-5.2 is OpenAI’s most advanced language model built for professional knowledge work and complex problem-solving.

The model excels at creating spreadsheets, coding, analyzing long documents, visual reasoning, and multi-step workflows.

You get three versions: Instant for speed, Thinking for complex reasoning, and Pro for maximum accuracy.

OpenAI launched this model ahead of schedule in response to Google’s Gemini 3 Pro dominance.

Pricing

Pricing Model

Starting Price

N/A

Key Features

  1. Generates professional spreadsheets with accurate formulas, formatting, and cap table calculations
  2. Processes 256,000 token context window with 98% accuracy on long document reasoning tasks
  3. Creates functional web applications and interactive visualizations from single text prompts
  4. Achieves 52.9% on ARC-AGI-2 benchmark testing true generalization and learning ability
  5. Performs visual reasoning with 86% accuracy on interface understanding and chart interpretation
  6. Executes multi-step tool calling chains for complex workflows like travel rebooking with medical requirements
  7. Reduces hallucination rates to 6.2% compared to 7.5% in previous version

Pros

  1. State-of-the-art reasoning performance
  2. 40% faster processing
  3. Superior coding capabilities
  4. Reduced hallucinations significantly
  5. Excellent long-context understanding

Cons

  1. 40% price increase
  2. Requires paid subscription
  3. Complex tasks take minutes
  4. Higher API costs
  5. No free tier access
GPT-5.2 suits developers building AI agents, enterprise teams handling complex spreadsheets and presentations, data scientists analyzing long documents, and professionals needing reliable multi-step reasoning for tasks like financial modeling, code generation, and workflow automation.

FAQs

  • Is ChatGPT 5.2 released?

    Yes, it is available to all tiers, though manual access to “Instant” and “Thinking” models is reserved for paid plans (Plus, Pro, Business), with the “Pro” model exclusive to Enterprise and Edu users.

  • Is GPT-5.2 free to use?

    No, GPT-5.2 is currently available only to paid subscribers, including Plus, Team, and Enterprise users.

  • How does GPT-5.2 compare to Gemini 3?

    GPT-5.2 outperforms Gemini 3 Pro in major benchmarks, scoring 100% on AIME math versus Gemini’s 95%.

  • What is the pricing for GPT-5.2?

    The API costs $1.75 per million input tokens and $14.00 per million output tokens, a price increase from 5.1.

  • Can GPT-5.2 understand images better now?

    Yes, it features drastically improved visual reasoning, accurately identifying complex elements like motherboard components better than predecessors.

  • Does GPT-5.2 hallucinate less?

    Yes, the “Thinking” model shows a meaningful reduction in errors, achieving a 6.2% hallucination rate in internal tests.

  • Is ChatGPT 5.2 better than Gemini 3?

    Yes, the high-end GPT-5.2 model ranks second on leaderboards, outperforming Gemini 3 Pro (fourth place), making it a superior choice for web development and coding tasks.

  • Is ChatGPT 5.2 good?

    Yes, OpenAI calls it their strongest model for science and math, expressly designed to handle complex, economically valuable work tasks rather than casual everyday queries.

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