Freebuff

Terminal coding agent that needs no API key, subscription or card; funded by small text ads shown in the CLI

What Freebuff does

  • Terminal coding agent that needs no API key, subscription or card; funded by small text ads shown in the CLI
  • Daily allowance of 'Freebucks' spendable across several open models (DeepSeek V4.1 Flash, GLM 5.3 Flash, MiMo 2.6 and others)
  • Built-in sub-agents for file picking, code review and browser use on the open Codebuff framework
  • Freebuff Web builds and hosts full-stack apps at no charge

Freebuff — straight answers

What is Freebuff?

Freebuff is listed under Terminal & CLI Agents, in the Code & Development category on Flocci AI Tools. Terminal coding agent that needs no API key, subscription or card; funded by small text ads shown in the CLI. It is freemium — a usable free tier with paid plans above it, and it lives at freebuff.com.

Is Freebuff free?

Freebuff is freemium: there is a free tier you can work in and paid plans above it. It is one of 404 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.

What can Freebuff do?

Freebuff does 4 things the catalog singles out: Terminal coding agent that needs no api key, subscription or card; funded by small text ads shown in the cli; daily allowance of 'freebucks' spendable across several open models (deepseek v4.1 flash, glm 5.3 flash, mimo 2.6 and others); built-in sub-agents for file picking, code review and browser use on the open codebuff framework; freebuff web builds and hosts full-stack apps at no charge.

What is the best free alternative to Freebuff?

Aider is the closest free alternative: it sits in the same Terminal & CLI Agents sub-category and is free. Cline, Crush and Gemini CLI also start free. The full list is on the alternatives page.

See the full list →

Freebuff alternatives

Compare all alternatives →

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OpenAI Codex CLI

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Gemini CLI

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  • Huge free daily model quota
  • Built-in tools and MCP support
  • Great value for everyday coding

Aider

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  • Open-source AI pair programmer in your terminal
  • Git-aware commits and edits
  • Works with any model (bring your key)
  • Free to use

Cline

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free
  • Open-source autonomous coding agent for VS Code
  • Plan/Act modes with approvals
  • Bring your own API key or model
  • MCP tool support

OpenCode

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free
  • Fully open-source terminal/IDE/desktop coding agent, MIT licensed
  • Bring-your-own model across 75+ providers, free models included
  • Parallel agent sessions with shareable session links

Head-to-head comparisons