Fluent Bit 4.1 end of life (EOL) date and support status
End of life End of life since 2026-02-11 (239 days ago)
Upgrade: Fluent Bit 4.1 no longer receives fixes. Supported cycles: 5.1, 5.0.
| Product | Fluent Bit |
|---|---|
| Version cycle | 4.1 |
| Status | End of life |
| Released | 2025-09-24 |
| Active support until | — |
| End of life | 2026-02-11 |
| Latest version | 4.1.2 (2025-12-10) |
| Last verified | 2026-10-08 |
All Fluent Bit versions → · Source: endoflife.date
Frequently asked questions
Is Fluent Bit 4.1 end of life?
Yes. End of life since 2026-02-11 (239 days ago). It no longer receives security or bug fixes.
When does Fluent Bit 4.1 reach end of life?
Fluent Bit 4.1 reached end of life on 2026-02-11.
When was Fluent Bit 4.1 released?
Fluent Bit 4.1 was first released on 2025-09-24.
What is the latest Fluent Bit 4.1 version?
The latest 4.1 release is 4.1.2, published on 2025-12-10.
Give your AI agent these facts
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claude mcp add --transport http vigia https://vigia.coredls.cloud/mcp
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Any other MCP client
{ "mcpServers": { "vigia": { "url": "https://vigia.coredls.cloud/mcp" } } }Agent skill (SKILL.md): tells the agent when to use Vigia · GitHub Action for pull requests
For agents
GET https://vigia.coredls.cloud/v1/eol/fluent-bit/4.1