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Codeium vs OpenCode

Features, pricing and Editor Score side by side — to help you pick the right coding & development tool in 2026.

Daniel ReedBy the AInexfinder Editorial Team·Overseen by Daniel ReedUpdated October 2026How we compare →

Quick verdict

On our Editor Score, Codeium and OpenCode land almost level. Pick Codeium if you want original product: free AI code completion for individual developers; choose OpenCode for terminal-native AI coding agent. On pricing, each has a free or freemium plan, so cost isn't the deciding factor here.

Codeium vs OpenCode at a Glance

Codeium logo CodeiumOpenCode logo OpenCode
PricingFreemiumFreemium
Free tier
Best fororiginal product: free AI code completion for individual developersterminal-native AI coding agent
Codeium logo

Codeium

Freemium

Codeium was a free AI code completion tool that became Windsurf, was acquired by Cognition, and now ships as Devin Desktop. The Codeium brand is retired — this page explains the chain and what existing users should do.

  • The original free individual tier was genuinely generous for its time
  • Plugin coverage reached editors most AI vendors ignored
  • Development continued rather than shutting down — the product still ships
  • Redirects are in place, so old links still reach the current product
  • The Codeium brand is retired, so its documentation is effectively orphaned
  • Two renames in two years make search results contradictory and unreliable
  • Terms that attracted original users may not have survived the ownership change
OpenCode logo

OpenCode

Freemium

OpenCode is an open source AI coding agent built for the terminal, with desktop and IDE clients alongside. It connects to 75+ model providers, configures language servers automatically, runs parallel agent sessions, keeps conversations locally in SQLite, and is built by the team behind SST.

  • MIT licensing means genuine auditability, self-hosting and no exposure to vendor pricing changes
  • Local model support is the only acceptable configuration for some regulated environments
  • Local SQLite storage makes retention architecturally impossible rather than merely promised
  • 75+ providers means switching models is a setting rather than a workflow migration
  • A tool supporting every provider is optimised for none of them specifically
  • No inline diffs or visual review flow to match an editor-first tool
  • Configuration flexibility is configuration work

Which Should You Choose?

Choose Codeium if…

  • you want original product: free AI code completion for individual developers
  • a free or freemium plan is important

Choose OpenCode if…

  • you want terminal-native AI coding agent
  • a free or freemium plan is important

Codeium vs OpenCode: The Verdict

Your use case decides this one: Codeium leans into original product: free AI code completion for individual developers, while OpenCode is built for terminal-native AI coding agent. Weigh features and pricing for your workflow. Both have a free or freemium tier, so spin up each and keep the one that clicks.

Frequently Asked Questions

Is Codeium better than OpenCode?

Neither is universally better — it depends on your budget and which features matter most. The side-by-side breakdown above shows where each one wins.

What is the difference between Codeium and OpenCode?

Codeium (freemium) is best for original product: free AI code completion for individual developers, while OpenCode (freemium) is best for terminal-native AI coding agent. See the full feature and pricing comparison above.

Is Codeium or OpenCode cheaper?

Both have paid plans — pricing depends on your usage tier. Open each tool's review for current prices, and watch for free trials.

Which is better for beginners, Codeium or OpenCode?

Codeium is usually the easier starting point thanks to a lower barrier to entry. Beginners should favour a free tier and a simple interface over raw power.

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About the Authors

Olivia Bennett
Olivia Bennett

AI Tools Comparison Analyst

Olivia runs side-by-side comparisons and benchmarks, digging into pricing, features, and real-world performance so readers can choose between competing AI tools with confidence.

ComparisonsBenchmarkingPricing analysis
Daniel Reed
Daniel Reed

Senior AI Tools Reviewer

Daniel reviews AI tools the slow way — by actually using them on real projects. His reviews cover what works, what breaks, and who each tool is genuinely a good fit for.

Hands-on reviewsProduct testingAI software

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Last updated October 2026. Comparisons are ranked by our Editor Score (features, value and pricing, blended with verified user reviews where a tool has them) — see our methodology.