Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

Typescript bindings for langchain

Client library to connect to the LangSmith Observability and Evaluation Platform.

LangGraph

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

Trace the original position through a source map

LangSmith extension for Pi Coding Agent

Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

Braintrust extension for pi. Includes automatic tracing for pi sessions, turns, LLM calls, and tool executions to Braintrust.

Rulvar adaptive orchestration extension: PlanRunner, RunLedger, escalation extensions, ModelLadder configuration. Replans during the run; not the plan-writing hybrid mode, which is @rulvar/planner.

Framework-agnostic Remnic memory engine — orchestrator, storage, extraction, search, trust zones

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

AgentKit is a framework for creating and orchestrating AI agents and AI workflows

Managed Deep Agents — the `defineDeepAgent` authoring interface plus the CLI that compiles and deploys a code-first Deep Agent repository to a managed LangGraph runtime.

Langsmith observability provider for Mastra - includes tracing and future observability features

Core observability package for Mastra - includes tracing and scoring features

Rulvar flagship hybrid mode: plan agent, compileScript, WorkerSandboxRunner, self-repair loop. Plans before the run; not the PlanRunner orchestration extension, which is @rulvar/plan.

Leaving Blank Space Agent — 多 Agent 编排框架

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

A powerful TypeScript library for building AI agents with multi-threaded conversations, tool execution, and event handling capabilities