# LLM SEO tools: Improve your AI visibility (2026)

> Source: https://citedindex.com/best-llm-seo-tools (curated, quality-gated, re-verified)

AI content optimization tools for improving how ChatGPT, Perplexity and Gemini cite your brand — citation tracking, technical GEO auditing included.

| # | Name | What it is | Pricing | API |
| --- | --- | --- | --- | --- |
| 1 | [Frase](https://citedindex.com/frase.md) | content operations + AI-visibility tracking for optimization, from Starter | $39 /month (Starter, yearly) | — |
| 2 | [Writesonic](https://citedindex.com/writesonic.md) | comprehensive GEO platform with technical auditing + citation-focused content agents | $79 /month (billed annually) | — |
| 3 | [Surfer SEO](https://citedindex.com/surfer-seo.md) | proven content optimization with credible AI-visibility layer | €49 /month (yearly) | — |
| 4 | [RankScale](https://citedindex.com/rankscale.md) | broadest engine coverage + optimization prioritization by impact | $20 /month (Essentials) | — |
| 5 | [Peec AI](https://citedindex.com/peec-ai.md) | citation-source mapping + GEO-first design | €85 /month (Starter) | — |
| 6 | [Canonry](https://citedindex.com/canonry.md) | free, self-hosted AEO platform — technical audit + JSON-LD/WordPress fix execution + 67-tool MCP adapter | Free (self-hosted, source-available; custom-quoted agency tiers) | — |
| 7 | [GEOrank](https://citedindex.com/georank.md) | free, open-source GEO diagnostic + content workbench, ships a Claude Agent Skill for agent-driven self-hosting | Free (self-hosted, open source — Apache-2.0) | — |
| 8 | [auto-geo](https://citedindex.com/auto-geo.md) | free, MIT-licensed CLI — audit, generate, fix and measure citations in one tool, CI-gateable | Free (open source, MIT; pay only for your own LLM API usage, ~$0.06/page) | — |

## Methodology

Every tool passed the quality gate: structured research, sourced facts (pricing verified on official pages), genuine optimization focus (tools building for GEO, not bolting it on), and an honest verdict. No tool paid for placement. Last updated 2026-07-19.