Skip to content
Sign in
Eidentic logo

Eidentic

Eidentic offers a TypeScript SDK for agents featuring self-improving memory systems.

Open SourceCoding & Dev
Visit website
Free to browse · updated 2026-06-16
Eidentic screenshot

What is Eidentic?

The core system manages memory through a four-tier approach where facts maintain temporal validity and contradictions are resolved automatically. Agents can extract and rewrite memory blocks without manual intervention while consolidation occurs between sessions to refine knowledge over time. Developers can connect their preferred models and storage backends through a composable architecture that includes adapters for various databases and vector stores. Production capabilities such as checkpointing, budget enforcement, and permission controls are included directly in the open package rather than as separate add-ons. The framework emphasizes native TypeScript support with hooks for web interfaces and handlers for server frameworks. It also provides mechanisms for multi-agent coordination and signed executable skills that undergo testing before activation.

Key features

Self-improving temporal knowledge graph memory across sessions
Durable execution with checkpoint/resume and exactly-once tool dispatch
Enforced cost ceilings with per-turn token/cost tracking
Built-in eval harness with CI pass-rate gates and trace promotion
Bring-your-own-model support (OpenAI, Anthropic, Google, Mistral)
Composable stores and vector backends (SQLite, libSQL, Postgres, pgvector, Qdrant, Pinecone, LanceDB)
Native TypeScript SDK with Next.js, React, Node, Bun, Deno integrations

AI models Eidentic uses

claude-sonnet-4-5
Anthropic via @ai-sdk/anthropic
gpt-4o-mini
OpenAI via @ai-sdk/openai

What you can use Eidentic for

Persistent Customer Support Agents

Create agents that recall facts from prior sessions using a temporal knowledge graph, resolving contradictions and maintaining valid timelines without manual ingestion code.

Durable Multi-turn Workflows

Build reliable agent runs that checkpoint and resume across machines or after human intervention, ensuring exactly-once tool execution and session continuity.

Cost-controlled TypeScript AI Apps

Develop production agents in Next.js or Node environments with built-in per-turn token tracking, cost ceilings, and CI-integrated eval harnesses for pass-rate gating.

How to use Eidentic

  1. 1Install via npm install eidentic
  2. 2Import Agent and configure model plus store
  3. 3Define instructions and session handling
  4. 4Call query with sessionId for memory recall
  5. 5Add withEidentic wrapper for Next.js routes
  6. 6Monitor traces and promote passing evals in CI

Eidentic pricing

Pricing model: Open Source. Plan details are indicative — check the site for current prices.

Open Source

Free
  • Apache-2.0
  • No paid tier
  • All features included

Editor's verdict

Pros

  • +All-in-one Apache-2.0 open source package with no enterprise tier
  • +Superior LongMemEval performance (55.2% vs 41.0%) and up to 39× fewer tokens per query
  • +Full TypeScript native stack with React hooks and server handlers

Cons

  • v0.1 early release
  • TypeScript-only with no Python support

Our take: Eidentic is a solid coding & dev choice. It's valued for all-in-one apache-2.0 open source package with no enterprise tier and superior longmemeval performance (55.2% vs 41.0%) and up to 39× fewer tokens per query. The main trade-off is v0.1 early release. A good pick if you want capable AI without a high upfront cost.

Frequently asked questions

Eidentic is an open-source TypeScript SDK for building agents with self-improving temporal knowledge graph memory, durable execution, cost controls, and native integrations for models and stores.

Summary

Eidentic is a solid coding & dev choice. It's valued for all-in-one apache-2.0 open source package with no enterprise tier and superior longmemeval performance (55.2% vs 41.0%) and up to 39× fewer tokens per query. The main trade-off is v0.1 early release. A good pick if you want capable AI without a high upfront cost.

Did you find this helpful?

User reviews

Verified reviews from the community shape this tool's rating.

Loading reviews…

Sign in to review

Eidentic alternatives

Similar coding & dev tools worth comparing.

Promote Eidentic

Add this badge to your website, or share the tool.

DFeatured on DhanasviEidentic 1