Free
Free
Vendor advertises free access or open-source use; paid tiers and usage limits may still apply separately.
- Access
- Vendor advertises free access or open-source use; paid tiers and usage limits may still apply separately.
OpenSEO
● Identity checkedAI agent security · Official-source review 2026-10-08
OpenSEO is the open source alternative to Ahrefs and Semrush. Keyword research, backlinks, rank tracking, and site audits, billed by usage instead of a $100-plus monthly subscription. Self-host it free, or connect it to your AI agents over MCP.
- Category
- AI agent security
- Free access
- Vendor advertises free access or open-source use; paid tiers and usage limits may still apply separately.
- API access
- Public API or MCP integration is advertised on the reviewed official page.
Is OpenSEO right for you?
A good fit for
Choose OpenSEO when you need agent or developer workflow support described on the official site and you can validate pricing, limits and integrations against your own requirements.
Before you choose
This listing is based on an official homepage review on 2026-10-08, not a hands-on test. Marketing claims, model quality, security outcomes and current plan limits were not independently benchmarked. Confirm availability, billing and data handling on the vendor site before adoption.
How to evaluate OpenSEO
Open the official site, identify the primary workflow the product advertises for your task, and note any stated prerequisites such as accounts, API keys or desktop/mobile apps. Compare the published limits and pricing with your intended usage before relying on the product in production.
Costs and practical limits
Pricing and usage limits were not fully established in this review unless explicitly quoted on the homepage. Treat separate model-provider, marketplace or infrastructure charges as additional costs not included in a headline product price.
Review method
Reviewed official product information on 2026-10-08. Capabilities and constraints are described from vendor copy, not from a completed customer workflow test.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Documented positioning | OpenSEO is the open source alternative to Ahrefs and Semrush. Keyword research, backlinks, rank tracking, and site audits, billed by usage instead of a $100-plus monthly subscription. Self-host it free, or connect it to your AI agents over MCP. | Facts sourced | 2026-10-08 |
Understand the total cost
OpenSEO pricing & plans
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Frequently asked questions
Who is OpenSEO a good fit for?
Choose OpenSEO when you need agent or developer workflow support described on the official site and you can validate pricing, limits and integrations against your own requirements.
Was this product hands-on tested for this listing?
No. This profile summarizes the official homepage and metadata retrieved during editorial research. Performance, output quality and plan enforcement still require your own trial.
What is OpenSEO used for?
OpenSEO is the open source alternative to Ahrefs and Semrush. Keyword research, backlinks, rank tracking, and site audits, billed by usage instead of a $100-plus monthly subscription. Self-host it free, or connect it to your AI agents over MCP.
Does OpenSEO have a free plan?
Vendor advertises free access or open-source use; paid tiers and usage limits may still apply separately.. This record lists ongoing free access; check the plan limits before starting.
How much does OpenSEO cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use OpenSEO through an API?
Public API or MCP integration is advertised on the reviewed official page.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
This listing is based on an official homepage review on 2026-10-08, not a hands-on test. Marketing claims, model quality, security outcomes and current plan limits were not independently benchmarked. Confirm availability, billing and data handling on the vendor site before adoption.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Official product page
Homepage retrieved over HTTPS and editorially summarized; no hands-on vendor application test.
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.