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Spectre — an OTP-native runtime for agents that stay understandable, governable, and recoverable. This site runs on it.

cat manifesto.md

Build one Elixir agent. Give it only the powers it needs.

Spectre gives one supervised agent ownership of its state and lifecycle. Optional spectre_* libraries add capabilities such as memory, planning, model selection, channels, or a browser: they are powers of that same agent, not different agents.

01 / propose

The model never executes

It may propose work; deterministic policies and your application decide what is allowed and when a side effect runs.

02 / compose

Capabilities, not personas

Install only the powers one agent needs. Each package has one job and never becomes a hidden second agent.

03 / evolve

Improvement stays governed

The agent can learn from experience and propose a safer definition; evaluation, review, approval, activation, and rollback remain explicit.

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grep --tag "web research" posts/

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Latest posts

1 file
posts/en/spectre-news-agent-lens-kinetic-action-language.md

cat posts/en/spectre-news-agent-lens-kinetic-action-language.md

Build a Useful Spectre News Agent with Lens, Kinetic, and Action Language

Many agent demos end when the model calls a function. That is enough to show that tool calling works, but it is not enough to show why an agent runtime exists. The interesting problems begin when the function touches the

#Software Development 14 min en open