P 1 tech stack
P 1 builds mostly with Python. Its stack also includes Anthropic, OpenAI, JAX, PyTorch. Anthropic is named in 5 of the 6 job postings P 1 published in the last 12 months (83%). Counted by Alion from the job postings of P 1, updated Oct 15, 2026.
What programming languages does P 1 use?
Python is named in 17% of job postings at P 1.
Python
1 17%
What frameworks and libraries does P 1 use?
JAX is named in 17% of job postings at P 1, followed by PyTorch (17%).
What cloud and platforms does P 1 use?
Anthropic is named in 83% of job postings at P 1, followed by OpenAI (83%).
Which engineering practices does P 1 ask for?
AI Agents is named in 100% of job postings at P 1, followed by SFT (83%), Edge AI (17%), Function Calling (17%).
AI Agents
6 100%
Function Calling
1 17%
Reinforcement Learning
1 17%
Transfer Learning
1 17%
How does your stack fit P 1?
How modern is the P 1 stack?
P 1 scores 70 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
Companies with a stack like P 1
Questions about the P 1 tech stack
What programming languages does P 1 use?
The languages named in P 1 job postings are Python (17%), as a share of the 6 postings of the last 12 months.
Does P 1 use Anthropic?
Yes. Anthropic is named in 5 of 6 job postings (83%) and required in 5 of them.
What cloud and platforms does P 1 use?
The cloud and platforms named in P 1 job postings are Anthropic (5), OpenAI (5) (postings in brackets).
Is the P 1 tech stack changing?
No new technology has appeared in P 1 job postings in the last six months.
How modern is the P 1 tech stack?
P 1 scores 70 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the P 1 tech stack?
Alion reads every job posting P 1 publishes and tags the technologies each one names. The figures on this page count the 6 postings of the last 12 months and were updated on Oct 15, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "P 1 tech stack: 13 technologies from 6 job postings", as of Oct 15, 2026. https://alion.io/company/p-1/technologies