AI Agent Tools Directory — Tracing, Evaluation & Frameworks

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Agent Evaluation

Best AI Agent Evaluation Platforms in 2026

Compare agent evaluation platforms and software for tool-use regressions, trace-linked evals, cost, and latency before agents reach users.

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Agent Tracing

7 Best Agent Tracing Tools (LangSmith, Langfuse, Phoenix)

Compare agent tracing tools for inspectable runs: prompts, tool calls, retrieved context, errors, retries, cost, and latency.

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15 tools tagged with Agent Memory

All Agent Memory Agentic RAG MCP Servers Agent Frameworks Agent Evaluation Agent Tracing

Tool	Categories	Type
ByteRoverPortable memory with pre-compressed extraction and knowledge trees.	Categories Agent Memory	TypeOpen source
deja-vuLocal memory layer that indexes coding-agent session logs for search and MCP recall.	Categories Agent Memory	TypeOpen source
EverOSLocal-first memory operating system with Markdown as the source of truth.	Categories Agent Memory	TypeOpen source
HindsightKnowledge graph memory with cross-memory synthesis.	Categories Agent Memory	TypeOpen source
HolographicHolographic Reduced Representations memory with trust scoring.	Categories Agent Memory	TypeOpen source
HonchoDialectical user modeling memory for stateful agents.	Categories Agent Memory	TypeOpen source
LangGraphStateful graph orchestration for controllable agents.	Categories Agent FrameworksAgent MemoryAgent Tracing	TypeOpen source
LettaStateful agents with long-term memory and context engineering.	Categories Agent Memory	TypeOpen source
LlamaIndexData and retrieval framework for LLM and agent apps.	Categories Agentic RAGAgent MemoryAgent Frameworks	TypeOpen source
Mem0Long-term memory layer for agents and assistants.	Categories Agent Memory	TypeOpen source
Nowledge MemLocal-first personal knowledge layer across Cursor, Claude Code, and other AI tools.	Categories Agent Memory	TypeManaged
OpenVikingFilesystem-paradigm context database for agent memory.	Categories Agent Memory	TypeOpen source
PAXMProvider-neutral memory adapter for coding agents, with local SQLite and MCP.	Categories Agent Memory	TypeOpen source
RetainDBHybrid retrieval memory with quality filtering for coding agents.	Categories Agent Memory	TypeOpen source
ZepTemporal knowledge graph memory for agents.	Categories Agent Memory	TypeOpen source