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Open Source

Chidori

A reactive runtime for building durable AI agents

Our verdict

Not reviewed yet

We have not reviewed Chidori yet

No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.

How we review records

From the listing

About Chidori

Chidori is a reactive runtime built in C for constructing durable AI agents. It provides an execution environment where agents react to events and state changes, ensuring persistence across restarts. The runtime is open-source and maintained by the community under ThousandBirdsInc.

Best for

Developers who need a lightweight, durable runtime for reactive AI agents and are comfortable working in C.

Use cases

  • Building long-running, stateful AI agents that survive crashes
  • Orchestrating reactive workflows triggered by external events
  • Developing low-latency agent systems in resource-constrained environments

Notes

1,346 stars on GitHub. Last updated 2026-05-31. Licensed Apache-2.0.

Pros

  • High performance and low overhead from implementation in C
  • Reactive model simplifies handling of asynchronous event streams
  • Open-source with active community contributions

Cons

  • C language may present a steeper learning curve for agent developers
  • Smaller ecosystem compared to Python- or JS-based orchestration tools
  • Limited documentation and examples for complex use cases

Key facts

What we have checked

Latest version
3.8.1 (released 30 Aug 2026)
Checked GitHub
GitHub stars
1,365
Checked github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438

Each value shows when we last confirmed it and where it came from. Values we have not confirmed are left out, never guessed.

Stars and usage

How Chidori is growing

GitHub stars

1,346 to 1,365

stars. 12 July 2026 to 26 Sept 2026, 2 readings.

Source: github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438. Checked .

Alternatives

Alternatives to Chidori

RecordTypeHow we knowChecked
AgnoThis is an alternative to itOpen sourceNamed in the listingNot dated
FlowiseThis is an alternative to itOpen sourceNamed in the listingNot dated
LangflowThis is an alternative to itOpen sourceNamed in the listingNot dated
PhidataThis is an alternative to itOpen sourceNamed in the listingNot dated

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Sources

Where this comes from

  • GitHubOfficial

    Checked · Latest version

  • github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438Registry

    Checked · GitHub stars

A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.

Changelog

What changed

  1. Released 3.8.1

    Source: GitHub

  2. Released 3.7.0

    Source: GitHub

  3. Released 3.6.0

    Source: GitHub

  4. Released 3.5.1

    Source: GitHub

  5. Released 3.3.0

    Source: GitHub

  6. Released 0.1.28

    Source: GitHub

  7. Released 0.1.27

    Source: GitHub

  8. Released 0.1.26

    Source: GitHub

  9. Released 0.1.25

    Source: GitHub

  10. Released chidori-v0.1.24

    Source: GitHub

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