Comprehensive side-by-side LLM comparison
o1 leads with 32.6% higher average benchmark score. o1 offers 44.0K more tokens in context window than Phi-3.5-mini-instruct. Phi-3.5-mini-instruct is $74.80 cheaper per million tokens. Overall, o1 is the stronger choice for coding tasks.
OpenAI
o1 was developed as part of OpenAI's reasoning-focused model series, designed to spend more time thinking before responding. Built to excel at complex reasoning tasks in science, coding, and mathematics, it employs extended internal reasoning processes to solve harder problems than traditional language models through careful step-by-step analysis.
Microsoft
Phi-3.5 Mini was developed by Microsoft as a small language model designed to deliver impressive performance despite its compact size. Built with efficiency in mind, it demonstrates that capable language understanding and generation can be achieved with fewer parameters, making AI more accessible for edge and resource-constrained deployments.
3 months newer

Phi-3.5-mini-instruct
Microsoft
2024-08-23

o1
OpenAI
2024-12-17
Cost per million tokens (USD)

o1

Phi-3.5-mini-instruct
Context window and performance specifications
Average performance across 7 common benchmarks

o1

Phi-3.5-mini-instruct
Available providers and their performance metrics

o1
Azure
OpenAI


o1

Phi-3.5-mini-instruct

o1

Phi-3.5-mini-instruct
Phi-3.5-mini-instruct
Azure