Codeium vs Gemini CLI
Which Coding AI tool is better in 2026?
Codeium
Free AI coding superpower for every developer
Gemini CLI
Google's free open-source terminal AI coding agent — 1M tokens, no cost
Side-by-side
Codeium is the more established option (raised $3.0B), but Gemini CLI is cheaper to start.
| Metric | Codeium | Gemini CLI |
|---|---|---|
| Taglinei | Free AI coding superpower for every developer | Google's free open-source terminal AI coding agent — 1M tokens, no cost |
| Foundedi | 2021🏆 | 2025 |
| HQi | Mountain View, US | Mountain View, US |
| Employeesi | 100-200 | 5000+🏆 |
| Neuron scorei | 84🏆 | 52 |
| Total fundingi | $3.0B🏆 | Undisclosed |
| Latest roundi | M&A · Jul 2025 | Corporate · Jun 2025 |
| Valuationi | $1.3B🏆 | — |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed🏆 |
| Free plani | ✗ | ✓ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Pricing not listed | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Codeium and Gemini CLI.
| Capability | Codeium | Gemini CLI |
|---|---|---|
| MCP support | ✗ | ✓ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✓ |
| SDK languages | — | 1 (typescript) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✓ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Codeium
- Has raised more capital ($3.0B vs Undisclosed)
- Higher Neuron score (84 vs 52)
- More mature (2021)
- Verified profile
🔵 Strengths of Gemini CLI
- Offers a free plan
- Newer company (2025)
Which should you choose?
Choose Gemini CLI if price matters most — it starts at Free, which is friendlier for teams watching burn. Both AI Coding tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Codeium if you want the most established option — it has raised $3.0B, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Codeium vs Gemini CLI — which is better?
It depends on your priority. Codeium has raised more capital and is the more established option; Gemini CLI is cheaper to start. See the side-by-side table above.
Is Codeium cheaper than Gemini CLI?
No — Gemini CLI's cheapest paid plan is Free, while Codeium's is Pricing not listed.
Do Codeium and Gemini CLI offer free plans?
Codeium: Paid only. Gemini CLI: Yes, has a free plan.
Explore more AI Coding tools
Contextual paths to related AI startups, deals and rankings.