Agencies

The GEO agency category only took shape in 2026, and pricing, deliverables and acceptance criteria still vary wildly between providers. These pieces compare them on terms you can actually line up: which engines they cover, how they charge, where delivery stops, and how you verify the result.

Most are written for cross-border buyers. If your brand needs to appear in ChatGPT and Perplexity as well as DeepSeek, Doubao and Qwen, the real shortlist is much shorter than it looks.