The verdict
On the data we hold, Gemini comes out ahead. Here is why, point by point.
What the data says
- Both cover 4 of the 4 features we compared.
- Only Gemini has a free plan to start on.
- Both have an API and an MCP server, so either works with AI employees.
- In our AI agents ranking, Gemini places 7 and Relevance AI 4 of 11.
Side by side
| 8 points compared | ||
|---|---|---|
| Starts at | Not known yet | $19/mo |
| Free plan | Yes | No |
| API | Yes | Yes |
| MCP server | Yes | Yes |
| Document/source grounding | Yes | Yes |
| Image generation | Yes | Yes |
| No-code builder | Yes | Yes |
| Web search with citations | Yes | Yes |
| Links |
Plans and pricing
Gemini
- Free TierFree input and output tokens on limited models with lower rate limits; data may be used to improve Google products.Free
Relevance AI
- Pro$29 monthly or $19 per month billed annually; 2,500 Actions and 2 build users per month.$29/mo
- Team$349 monthly or $234 per month billed annually; 7,000 Actions, 5 build users, 45 end users.$349/mo
Prices as the vendors list them. They change often; the final price is on their sites.
Who each is for
Choose Gemini if…
Development teams who want to add Google's Gemini models to a product through an API and prefer to start on a free tier before committing spend to production.
Choose Relevance AI if…
Go-to-market and operations teams that want to build their own AI agents for research, outreach and follow-up work, and need triggers, integrations and oversight without writing a full application.
Other options worth a look
ToolAnswers questions, writes, researches, analyses and codes via web and desktop apps with built-in search and grounding.AI agents
From $8/moFree plan
ToolBuilds AI agents that automate customer support conversations using a visual interface and knowledge base.AI agents
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ToolBuilds custom AI agents grounded in your company data and all connected business tools.AI agents
From €24/mo yearlyFree plan
ToolAnswers questions, writes, researches, analyses and codes via web and desktop apps with built-in search and grounding.AI agents
From $16.67/mo yearlyFree planAffiliate link
ToolCreate AI agents that carry out business tasks across thousands of connected applications automatically.AI agents
From $33.33/mo yearlyFree plan
ToolBuild and deploy AI agents for Teams, SharePoint, and custom websites using a low-code designer.AI agents
From $200/mo