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GPT-5 (Preview)

Game Changer
OpenAI
Released: 2026-01-15
Type: Next-Gen Frontier
Context
1000k
Max Out
32.0k
Cutoff
2025-11
Params
Unknown (Est. 10T+)

Evolution: What Changed?

  • Native agentic reasoning (System 2 thinking)
  • Near-perfect multimodal understanding (Video/Audio)
  • Context window expanded to 1M tokens
Compared to gpt-4-5-turbo

Evolution: What Changed?

  • Native agentic reasoning (System 2 thinking)
  • Near-perfect multimodal understanding (Video/Audio)
  • Context window expanded to 1M tokens
compared to previous generation

The Breakdown

The GPT-5 (Preview) represents a significant leap forward in OpenAI's lineup. Released in 2026-01-15, it targets developers and enterprise use cases with a specific focus on reasoning capabilities over raw conversational speed. While previous iterations in the Next-Gen Frontier category often struggled with complex multi-step instruction following, this model introduces a refined architecture that dramatically improves adherence to system prompts and reduces hallucination rates in technical domains. It competes directly with top-tier frontier models but carves out a distinct niche for workflows where precision and context retention matter more than creative flair. For businesses looking to integrate reliable AI agents, GPT-5 (Preview) offers a compelling balance of performance and cost-efficiency.

Overall Score
9.9
/10
Pricing (per 1k tokens)
Input$0.03
Output$0.09
Currency: USD

The Good

  • True multi-step reasoning agents work out of the box
  • Hallucination rate near zero for factual queries
  • Multimodal understanding is flawless

The Bad

  • Extremely expensive
  • Rate limits are strict during preview

The Verdict

It's here, and it's terrifyingly good. GPT-5 doesn't just chat; it thinks. It solves problems we didn't know AI could solve.

Performance Benchmarks

mmlu
95
math
96.5
human eval
98