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OpenAI o1

llmBest for: Mid-size Teams

OpenAI's reasoning model - thinks step-by-step before answering. Best for math, science, complex coding.

★★★★★
4.6G2
Founded 202410M+ users
$20/mo
Starting Price
4.6/5
G2 Rating
10M+
Users
No
Free Trial
Quick Verdict

One of the most capable llm platforms starting at $20/mo, trusted by Mid-size Teams.

4.6G2 Rating
Best for: Mid-size Teams From $20/mo

Top Pros

  • Best reasoning & math performance
  • PhD-level science benchmark leader
  • Chain-of-thought transparency

Watch Out For

  • Expensive — $200/mo for unlimited
  • Slower than GPT-4o (thinks longer)

Pros

  • +Best reasoning & math performance
  • +PhD-level science benchmark leader
  • +Chain-of-thought transparency
  • +Excellent for complex coding
  • +Strong safety evaluation

Cons

  • -Expensive — $200/mo for unlimited
  • -Slower than GPT-4o (thinks longer)

OpenAI o1 Pricing Plans

Plus$20/mo
  • o1 access (limited)
  • o1-mini included
Pro$200/mo
  • Unlimited o1
  • o1 pro mode

Key Features

Chain-of-thought reasoning
PhD-level science
Advanced math
Complex coding
128K context
Vision
API access
Function calling
JSON mode
Streaming
System prompts
File uploads
Safety evaluation
STEM optimization
Batch API
Tool use
Document analysis
Benchmark-leading
Research tasks
Multi-step problem solving

Video Review

Watch OpenAI o1 demos & reviews

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About OpenAI o1

OpenAI o1 thinks before answering using chain-of-thought reasoning. Leads benchmarks in math (AIME), science (GPQA), and competitive coding. Best for complex multi-step problems.

Expert Take

For Mid-size Teams evaluating llm options, OpenAI o1 consistently earns its place on shortlists - 20 features with standout capabilities like Chain-of-thought reasoning, PhD-level science, Advanced math cover the essentials without unnecessary bloat, and $20/mo makes it easy to justify. Its 4.6/5 rating reflects a product that's been refined through real-world feedback. It's not the flashiest option, but it's one of the most dependably good ones.

- ComparEdge Editorial Team

Frequently Asked Questions

OpenAI o1 is a paid tool. Plans start at $20/month. There is no free plan.
Reviewed by ComparEdge Editorial Team·Last updated 2026·Our methodology

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