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Ad-funded free coding agent on curated low-cost models. History: launched as Codebuff (YC); repo and operator (Freebuff, Inc., legal docs effective 2026-09-02) now present Freebuff, built on the Codebuff open multi-agent framework; codebuff.com still sells the premium-model Codebuff CLI ($100-$500/mo). Also desktop, web builder, cloud IDE.

See pricing

Facts verified Oct 2, 2026Website →

What we know about Freebuff

Freebuff sits in the ai coding agents category, where it is ad-funded free coding agent on curated low-cost models. History: launched as Codebuff (YC); repo and operator (Freebuff, Inc., legal docs effective 2026-09-02) now present Freebuff, built on the Codebuff open multi-agent framework; codebuff.com still sells the premium-model Codebuff CLI ($100-$500/mo). Also desktop, web builder, cloud IDE. We keep this Freebuff profile grounded in primary sources, each fact dated to when we last confirmed it.

Freebuff does not publish a public per-minute rate we have been able to verify, so the price figure here stays blank until we can confirm one. We would rather show nothing than a guessed number; if you have a current Freebuff quote, it is the fastest way for us to close that gap.

On capabilities, Freebuff covers enterprise plan (contact sales), pick the model per task, autonomous multi-file edits, background / cloud agents, parallel agents, and mcp support. Each of those is verified against Freebuff's own docs or dashboard, not marketing copy.

In total we track 23 verified facts for Freebuff today, each linking the primary source it came from so you can check our work - and vendor claims we have not measured ourselves are labeled as such on the Freebuff fact sheet below.

Reviewed by vsref Editorialfacts verified Oct 2, 2026Methodology →

Fact sheet

Pricing
Pricing facts
How usage is metered$ usage pool + time windowsOct 2
What the free plan allows100 Freebucks every dayOct 2
Cheapest paid plan (monthly)$8Oct 2
Top individual plan$60Oct 2
Usage included at entry tier$1.50 daily + flexible $3 / moOct 2
Rate-limit windowdaily allowance (refills at midnight Pacific) + flexible...Oct 2
Bring your own API keyNoOct 2
Enterprise plan (contact sales)✓ YesOct 2
Capabilities
Capabilities facts
Models availableMiMo 2.6 Flash (default), GLM 5.3 Flash +7 moreOct 2
Default modelMiMo 2.6 FlashOct 2
Pick the model per task✓ YesOct 2
Compliance & trust
Compliance & trust facts
Trains on your code?'We do not use Prompt and Project Data to train our or...Oct 2
Build experience
Build experience facts
Where it runsCLI, desktop, web, cloud, chatOct 2
Autonomous multi-file edits✓ YesOct 2
Background / cloud agents✓ YesOct 2
Parallel agents✓ YesOct 2
MCP support✓ YesOct 2
Project rules filesAGENTS.md, CLAUDE.md, knowledge files (knowledge.md)Oct 2
Commercial
Commercial facts
LicenseApache-2.0Oct 2
GitHub stars13,100Oct 2
Last releasefreebuff npm 0.2.12, 2026-10-02Oct 2
Supported model providersCurated hosted catalogOct 2
Hosted / paid optionCodebuff paid subscriptions: $100/mo (1x usage)Oct 2

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Freebuff head-to-head

Freebuff vs Claude Code →won 4 · lost 3 · tied 0
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