Gemini CLI vs OpenCode vs Hal vs OpenAI Codex CLI

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool

Gemini CLI

Competitor 1

OpenCode

Competitor 2

Hal

Competitor 3

OpenAI Codex CLI

Compare

4 tools · best value per row highlighted

Your tool

Gemini CLI

github.com

It can query and edit large codebases, generate new apps from PDFs, images, or sketches using multimodal input, and debug problems when you describe them in plain language.

Remove

Competitor

OpenCode

opencode.ai

OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.

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Competitor

Hal

hal9.com

Hal9 is a powerful platform for quickly building and deploying fully customizable AI chatbots, powered by your data with complete privacy. In just under 5 minutes, you can create a tailored chatbot t

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Competitor

OpenAI Codex CLI

developers.openai.com

OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.

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Traffic estimated monthly website traffic

Monthly visits

—

3.4Kvisits/mo

—

MoM change

—

▼ 10.9%

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6-month growth

—

+60.6%

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Global rank web

—

#6,156,551

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Avg. last 3 months

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3.9K

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Bounce rate lower is better

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39%

—

Pages / visit

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1.1

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Visit duration

—

Traffic sources

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Gemini CLIOpenCodeHalOpenAI Codex CLI

Pricing

Model

Free

Freemium

Paid

Starting price

Free

$2,000per month

—

Free tier

–

Free trial

–

API access

–

Plans

Free (personal Google account) Free

—

Startups $2,000/mo

GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more

Capabilities input → output

Input

CodeDocumentsImagesText

CodeText

CodeImagesText

Output

Code

Apps

Code

Skill level

Advanced

Intermediate

Advanced