GPT-5.2 o1 vs Whisper
A detailed comparison to help you choose the right AI tool for your needs.
Our Pick
GPT-5.2 Thinking
GPT-5.2 Thinking edges out OpenAI Whisper with superior overall performance and features that make it the better choice for most users.
Try GPT-5.2 o1Feature Comparison
Feature
GPT-5.2 o1
Whisper
Ratings
Overall Rating
4.9
4.6
Coding
4.8
-
Writing
4.5
-
Reasoning
5.0
-
Speed
3.8
-
Value
4.0
5.0
Pricing
Monthly Price
$200
-
Free Tier
Input (per 1M tokens)
$15
-
Output (per 1M tokens)
$60
-
Features
Context Window
128K
-
Vision/Images
Audio
Video
Code Generation
AI Agents
GPT-5.2 Thinking
Pros
- Best reasoning model from OpenAI
- Edges out Gemini 3 and Claude Opus 4.5 on most tests
- Performs at/above human expert level on GDPval
- Excellent for coding, math, and document analysis
- State-of-the-art on SWE-Bench Pro
Cons
- Expensive ($200/mo for Pro subscription)
- Slower than Instant variant
- Requires Pro subscription for full access
- Writing can feel robotic
OpenAI Whisper
Pros
- 99+ languages
- Open source available
- Best-in-class accuracy
- Free local usage
- API available
Cons
- Requires GPU for local use
- API has usage costs
Choose GPT-5.2 o1 if you need:
Complex reasoning, software engineering, research, math proofs
Choose Whisper if you need:
Transcription, speech-to-text, multilingual audio
Ready to get started?
Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.