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Keyword Research Tool

Find keywords you can rank for

Compare search volume, difficulty, intent, CPC and trends across 50 markets. Research in Seonio, call the REST API or ask your AI assistant.

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$1 testing balanceNo card required 4.9 in reviews
Keyword overviewVolume · KD · intent
49,500volume / mo
62difficulty
Cintent
Related keywordsSuggestions
trail running shoes women12,100
waterproof trail shoes6,600
trail vs road shoes2,900
Search trend12 months
+14%year over year
Maypeak month
Delivered to Seonio appREST APIMCP
Example data
Inside the tool

Everything you need to pick a keyword

Difficulty, demand, intent and audience in one report, so you can choose before you write.

Keyword difficulty

Know how hard a keyword is before you invest

Compare Seonio's difficulty estimate with the authority, backlinks and pages that rank today, including titles, URLs, People Also Ask and related searches.

  • Target low-competition keywords that fit your domain authority
  • Spot weak pages ranking high: a sign the keyword is attainable
  • Prioritise by cost to rank versus value
seonio / keyword research / difficultyExample data
trail running shoesUS
62Difficulty · hard
Avg. DA top 1054
Avg. ref. domains318
Weak pages in top 102
#Ranking pageDABar
1runners-world.example91
2gearlab-reviews.example64
3example-outdoor.com58
4trail-forum.example31
From idea to brief

How keyword research runs in Seonio

Start with one seed and end with a shortlist you can write for.

50 marketsLocal and global search volume
12-month trendsSeasonality and year-over-year change
$0.001 / keywordKeyword metrics via REST API and MCP
5–20 requests / secondREST API and MCP limit, by plan
REST API · MCP server

Keyword data in your code and your AI assistant

Call the keyword endpoints with your API key, or let ChatGPT, Claude or Cursor query them through MCP. Same prices, same balance.

Which trail running keywords in the US are realistic for a new store?
· Keyword research
KeywordVolumeKD
trail running shoes women12,10021
waterproof trail shoes6,60028
trail vs road running shoes2,90017

Three keywords stand out, all under KD 30 with solid demand. “Trail running shoes women” is the best first target at 12,100 searches a month. Want me to cluster these and check who ranks today?

// Example only: see the setup guide for your client
{ "mcpServers": { "seonio": {
    "type": "http", "url": "https://seonio.com/mcp" } } }

Client-specific steps for ChatGPT, Claude, Cursor and more are in the MCP setup guide.

RequestPOST /api/v1/keywords/global
curl -X POST https://seonio.com/api/v1/keywords/global \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $SEONIO_API_KEY" \
  -d '{"keywords": ["keyword research", "seo tools", "domain authority checker"]}'
Response200 OK
{
  "keywords": [
    {
      "text": "keyword research",
      "volume": 550000,
      "cpc": 37,
      "competition": 18,
      "monthly_trend": [
        {
          "month": "2026-08",
          "value": 450000
        },
        {
          "month": "2026-07",
          "value": 201000
        },
        {
          "month": "2026-06",
          "value": 27100
        }
      ],
      "source": "google_ads"
    },
    {
      "text": "seo tools",
      "volume": 110000,
      "cpc": 86,
      "competition": 53,
      "monthly_trend": [
        {
          "month": "2026-08",
          "value": 301000
        },
        {
          "month": "2026-07",
          "value": 90500
        },
        {
          "month": "2026-06",
          "value": 90500
        }
      ],
      "source": "google_ads"
    },
    {
      "text": "domain authority checker",
      "volume": 135000,
      "cpc": 41,
      "competition": 76,
      "monthly_trend": [
        {
          "month": "2026-08",
          "value": 110000
        },
        {
          "month": "2026-07",
          "value": 110000
        },
        {
          "month": "2026-06",
          "value": 110000
        }
      ],
      "source": "google_ads_estimated_months"
    }
  ]
}
POST/keywords/global$0.001 / keyword
POST/website/traffic$0.01 / request
POST/backlink/table$0.02 / request
Customers

What our users say

Results reported by Seonio users.

185%ROI
Seonio’s unique similarity score showed us trending keywords we’d never thought of implementing in our ad campaigns and landing pages.
Alex M.SEO Manager
127%Conversion rate
The Spam Score and DA metrics are essential for our link-building outreach. We now can vet prospects in seconds, saving us hours each week.
Priya S.Agency Owner
314%Organic traffic
$10/mo is a no-brainer. Knowing what our potential clients actually search and our competition is ranking for, has shifted our whole online marketing strategy.
Konrad L.Dentist
Related tools

Pairs well with Keyword Research Tool

Each one reads from the same balance and works in Seonio, the REST API and MCP.

Pricing

Plans that scale with your usage

Create a free account with $1 to test Seonio. Subscribe when you are ready for monthly usage and Extra Usage.

Starter $15 usage each month
$15 per monthBilled $15 monthly

  • All website tools
  • REST API and MCP
  • 10 API requests per second
  • Extra Usage while active
Recommended Pro $37.50 usage each month
$30 per monthBilled $30 monthly

+25% more usage

  • All website tools
  • REST API and MCP
  • 15 API requests per second
  • Extra Usage while active
Business $90 usage each month
$60 per monthBilled $60 monthly

+50% more usage

  • All website tools
  • REST API and MCP
  • 20 API requests per second
  • Extra Usage while active
FAQ

Questions, answered

The tool, usage, billing and coverage in plain words.

Local and global search volume, keyword difficulty, CPC and competition, search intent, a 12-month trend, age and gender demographics, related keywords with a similarity score, and the pages that rank today.

Local search volume covers 50 markets, listed under Coverage & support. Global volume sums demand across all markets.

Every lookup has a published dollar price, drawn from one balance. Through the REST API and MCP, keyword metrics cost $0.001 / keyword. In the Seonio app, datasets you already paid for on a report page load for $0 when you return within 7 days.

Yes. The REST API offers keyword endpoints for global and country metrics, difficulty, intent, demographics, suggestions and clustering with your API key, and the MCP server gives ChatGPT, Claude and Cursor the same tools.

$1 testing balance · No card required

Turn search insights into measurable growth

Start your SEO research in seconds.

SEO researchREST APIMCP