Compare
Side-by-side comparison
Every tool on the same six criteria. Click any column heading to sort; the weights are under each heading and explained on the criteria page.
| From (published) | API and MCP | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Letter | 8.4 | 9 | 4 | 10 | 10 | 10 | 7 | From $25/month (Hobbyist, 2,500 tokens) to $2,500/month (Scale); Enterprise $10,000/month. | API, CLI and MCP on every plan, able to read data and start changes (pull requests). |
| 2 | Ahrefs Brand Radar | 8.3 | 9 | 9 | 7 | 9 | 7 | 9 | Custom prompts from $50/month, or $699/month for all models; AI Visibility Index $199/month. | Ahrefs API and an official SEO MCP server on paid plans; coverage of Brand Radar data not verified. |
| 3 | AthenaHQ | 8.2 | 7 | 10 | 7 | 9 | 9 | 8 | Free Essential plan (300 credits); Starter $295/month with 3,600 credits (1 credit = 1 AI response), 17% off billed annually. | Official MCP server; API is a paid add-on on Starter and included on Enterprise. |
| 4 | Peec AI | 8.1 | 9 | 7 | 8 | 9 | 8 | 7 | Starter $95/month billed monthly (50 prompts, 3 models, 1 project, unlimited users); Pro $245/month adds the API. | MCP on all plans; API from Pro. |
| 5 | Otterly.AI | 7.8 | 8 | 8 | 7 | 9 | 7 | 8 | Lite €29/month billed monthly (16 prompts, 4 of 7 engines; 15% off annually); Standard €189/month. | API and MCP from Standard up. |
| 6 | Profound | 7.5 | 9 | 8 | 6 | 2 | 8 | 9 | No public paid price. | Documented REST API and MCP server, Enterprise only. |
| 7 | SE Ranking AI Visibility | 7.5 | 7 | 7 | 8 | 9 | 7 | 8 | Standalone AI visibility from €64/month (75 prompts); Core SEO plan €109/month includes AI prompts. | AI Visibility API and MCP; MCP on all plans. |
| 8 | Scrunch | 7.1 | 8 | 7 | 5 | 8 | 8 | 6 | Core $250/month (125 prompts, 5,000 responses a month, 1 brand, 5 users; billing period not stated); Enterprise on request. | Query and advanced API on Enterprise; MCP custom. |
| 9 | Writesonic GEO | 6.5 | 8 | 6 | 2 | 9 | 8 | 5 | Starter $79/month billed annually (50 prompts, 150 answers a day, 1 user, 15 AI articles). | Not verified. Check Writesonic's docs or ask before you buy if you need it. |
| 10 | Semrush AI Visibility Toolkit | 6.3 | 7 | 5 | 6 | 9 | 6 | 5 | Standalone $99/month (25 prompts, 1 project), no free trial; extra prompts $60 per 50. | MCP access listed from Semrush One Starter; API on Advanced. Coverage of AI visibility data not verified. |
Scores: 8–10 strong, 6–7 adequate, 0–5 weak or not published. Prices are as each vendor's pricing page showed them on the review date, in the currency shown; check the linked review for the source.
How to read the table
Developers and agents
Sort by API & MCP. Letter has both on every plan; Peec AI and SE Ranking have MCP on every plan.
Marketing teams
Sort by Citations and Evidence, then check the price. Peec AI, Otterly.AI and Ahrefs Brand Radar lead for dashboards.
Wide coverage
Sort by Engines. AthenaHQ covers eleven on its first paid plan; Ahrefs Brand Radar seven.