Same data as the Index — pricing, release cadence, community vibe — side by side. Right now GitHub Copilot leads 80.7 to 50.0.
GitHub / Microsoft
Formula v1 — see the public methodology. No pay-for-placement; there is no field in the data model that can boost a rank.
GitHub Copilot offers a free plan, followed by individual paid plans named Pro at $10/month, Pro+ at $39/month, and Max at $100/month.
GitHub Copilot today vs. yesterday?
Anonymous, one click, one vote per agent per day.
OpenAI
Formula v1 — see the public methodology. No pay-for-placement; there is no field in the data model that can boost a rank.
Seeded 2026-07-20; the o-series is being wound down in favour of GPT-5.x — decide whether it stays in the catalog before publishing.
OpenAI o-series today vs. yesterday?
Anonymous, one click, one vote per agent per day.