Plugin author SDK for CyreneAI.
Project description
CyreneBot
CyreneBot 是一个分层的 AI bot framework,用于组织 channel、provider、context、skill、tool、embedding、vector store 与 RAG 编排。
当前代码包名仍保留为 cyreneAI,用于保护已有导入路径;对外项目定位和后续内核演进以 CyreneBot 为准。
当前能力
provider lifecycle
chat orchestration
embedding orchestration
document indexing
retrieval orchestration
RAG chat orchestration
memory / SQLite vector store
context snapshot persistence
skill and tool orchestration
OpenAI-compatible / OpenAI Responses / Anthropic / Google GenAI adapters
架构边界
CyreneBot 的核心约束是让变化只发生在合适的层:
core
定义 schema、protocol、manager、registry、通用错误和规则。
不 import provider SDK,不读取环境变量,不创建外部 client。
infra/provider_catalog
只声明 provider info。
infra/adapters
实现外部系统适配,例如 provider SDK、tool executor、skill loader、vector store。
adapters
公共适配层,提供面向使用方的轻量 adapter 和稳定导出。
infra/bootstrap
装配 provider info、adapter builder、registry、factory。
application
编排业务流程,例如 chat、embedding、indexing、retrieval、RAG chat 和 runtime bootstrap。
这让新增业务策略时通常只需要改 application 层;只有接入新的外部系统时才进入 infra/adapters。
应用使用方优先从 cyreneAI.adapters 导入公共适配器:
from cyreneAI.adapters.documents import FileSystemDocumentLoader
from cyreneAI.adapters.vector_stores import create_memory_vector_store
cyreneAI.infra.adapters 是重型外部系统实现落点,适合 provider SDK、外部 tool executor、持久化 vector store 等实现,不建议作为业务代码的长期依赖路径。
RAG 主路径
当前 RAG 流程由 application 层组合完成:
build runtime
-> configure provider
-> index documents
-> embed chunks
-> upsert vectors
-> embed query
-> vector search
-> inject retrieved context
-> chat provider
-> close runtime
索引支持两种切块策略:
from cyreneAI.application.indexing_orchestrator import ChunkStrategy
chunk_strategy=ChunkStrategy.CHARACTER
chunk_strategy=ChunkStrategy.PARAGRAPH
RAG 支持 collection 隔离:
collection_id="project-docs"
索引时会写入 vector metadata;检索和 RAG chat 时会自动追加 vector filter,避免不同知识库混搜。
RAG context 注入支持多种格式:
from cyreneAI.application.rag_chat_orchestrator import RAGContextFormat
retrieval_context_format=RAGContextFormat.PLAIN
retrieval_context_format=RAGContextFormat.NUMBERED
retrieval_context_format=RAGContextFormat.SOURCE_TAGGED
retrieval_context_format=RAGContextFormat.COMPACT
可以限制每条检索内容长度,也可以把来源元数据注入 prompt:
max_retrieved_content_chars=1200
include_retrieval_metadata=True
最小内存 RAG 用例
下面示例演示完整流程:
build runtime -> 配置 provider -> index documents -> RAG chat -> close runtime
需要环境变量:
export OPENAI_COMPATIBLE_API_KEY="..."
export OPENAI_COMPATIBLE_BASE_URL="https://..."
export OPENAI_COMPATIBLE_MODEL="..."
export OPENAI_COMPATIBLE_EMBEDDING_MODEL="..."
OPENAI_COMPATIBLE_BASE_URL 可选;如果使用默认 OpenAI endpoint,可以改用 OPENAI_API_KEY、OPENAI_MODEL、OPENAI_EMBEDDING_MODEL。
from __future__ import annotations
import asyncio
import os
from datetime import timedelta
from cyreneAI.application.bootstrap import build_cyrene_ai_runtime
from cyreneAI.application.indexing_orchestrator import (
ApplicationIndexingRequest,
ChunkStrategy,
IndexingOrchestrator,
)
from cyreneAI.application.rag_chat_orchestrator import (
ApplicationRAGChatRequest,
RAGContextFormat,
RAGChatOrchestrator,
)
from cyreneAI.adapters.documents import FileSystemDocumentLoader
from cyreneAI.adapters.vector_stores import create_memory_vector_store
from cyreneAI.core.schema.message import (
ContentPart,
ContentPartType,
Message,
MessageRole,
)
from cyreneAI.core.schema.provider import ProviderConfig, ProviderType
async def main() -> None:
api_key = os.getenv("OPENAI_COMPATIBLE_API_KEY") or os.environ["OPENAI_API_KEY"]
base_url = os.getenv("OPENAI_COMPATIBLE_BASE_URL") or os.getenv("OPENAI_BASE_URL")
chat_model = os.getenv("OPENAI_COMPATIBLE_MODEL") or os.environ["OPENAI_MODEL"]
embedding_model = os.getenv("OPENAI_COMPATIBLE_EMBEDDING_MODEL") or os.environ[
"OPENAI_EMBEDDING_MODEL"
]
runtime = await build_cyrene_ai_runtime(
provider_configs=[
ProviderConfig(
provider_id="openai-compatible",
provider_type=ProviderType.OPENAI_COMPATIBLE,
api_key=api_key,
base_url=base_url,
timeout=timedelta(seconds=30),
)
],
vector_store=create_memory_vector_store(),
)
try:
documents = FileSystemDocumentLoader("docs").load()
await IndexingOrchestrator(runtime).index(
ApplicationIndexingRequest(
provider_id="openai-compatible",
model=embedding_model,
documents=documents,
chunk_size=500,
chunk_strategy=ChunkStrategy.PARAGRAPH,
collection_id="docs",
metadata={"purpose": "readme-rag"},
)
)
result = await RAGChatOrchestrator(runtime).chat(
ApplicationRAGChatRequest(
session_id="readme-session",
provider_id="openai-compatible",
model=chat_model,
retrieval_provider_id="openai-compatible",
retrieval_model=embedding_model,
messages=[
Message(
role=MessageRole.USER,
content=[
ContentPart(
type=ContentPartType.TEXT,
text="Where should provider SDK calls live?",
)
],
)
],
retrieval_top_k=3,
collection_id="docs",
retrieval_context_format=RAGContextFormat.SOURCE_TAGGED,
include_retrieval_metadata=True,
temperature=0,
max_tokens=128,
)
)
message = result.chat_result.response.message
if message is not None and message.content:
print(message.content[0].text)
finally:
await runtime.close()
asyncio.run(main())
运行示例前,把要索引的 .md 或 .txt 文件放到 docs/ 目录。
从文件加载文档
cyreneAI.adapters.documents 提供文件系统文档加载器,适合把本地 .md / .txt 文件转换为索引用的 Document:
from cyreneAI.adapters.documents import FileSystemDocumentLoader
documents = FileSystemDocumentLoader("docs").load()
默认递归读取 .md 和 .txt,每个文档 metadata 会包含:
source
path
relative_path
filename
extension
也可以从 JSON / JSONL / CSV 加载结构化文本:
from cyreneAI.adapters.documents import CsvDocumentLoader, JsonDocumentLoader
json_documents = JsonDocumentLoader(
"data/articles.jsonl",
content_field="text",
id_field="id",
metadata_fields=["title", "url"],
).load()
csv_documents = CsvDocumentLoader(
"data/articles.csv",
content_field="text",
id_field="id",
metadata_fields=["title", "url"],
).load()
SQLite 持久化 RAG
如果需要让索引后的向量跨进程保留,使用 vector_database_path 让 runtime 自动创建 SQLite 向量存储:
runtime = await build_cyrene_ai_runtime(
provider_configs=[
ProviderConfig(
provider_id="openai-compatible",
provider_type=ProviderType.OPENAI_COMPATIBLE,
api_key=api_key,
base_url=base_url,
timeout=timedelta(seconds=30),
)
],
vector_database_path="data/vectors.db",
)
其余索引和 RAG chat 流程与内存示例一致。关闭 runtime 时使用:
await runtime.close()
Agent 使用入口
Agent 可以从 HTTP、bot 自动回复和插件命名空间进入,三个入口最终都会构造同一个 AgentRunRequest,再交给 application 层的 AgentOrchestrator 执行。
HTTP /agents/run
{
"provider_id": "openai-compatible",
"model": "gpt-4o-mini",
"goal": "查一下当前时间,并结合项目记忆给出下一步建议。",
"messages": [
{"role": "user", "content": "需要一版 agent smoke 结论"}
],
"max_steps": 1,
"required_skill_names": ["project_status"],
"max_skills": 2,
"planning": {
"enabled": true,
"instructions": "优先使用已注入 skill 和检索到的 memory。",
"max_objectives": 3
},
"tool_selection": {
"allowed_tool_names": ["get_current_time", "search_memory"],
"denied_tool_names": []
},
"memory_retrieval": {
"enabled": true,
"query": "project agent smoke status",
"namespace": "project",
"top_k": 3
},
"temperature": 0,
"max_tokens": 256
}
required_skill_names 会要求运行前选择指定 skill,max_skills 限制最多注入多少个 skill。tool_selection 用于限制运行期可见工具;如果配置了 skill 的工具白名单,最终可用工具还会继续受 skill policy 约束。memory_retrieval 会在首轮模型调用前检索记忆,并以 memory context 注入窗口。max_steps=1 时,如果模型产生工具调用,Agent 会执行工具后再发起一次 finalization 请求,让模型基于工具结果收束回答。
planning 当前是运行提示,也就是 runtime_hint:它会进入 Agent plan metadata 和 prompt 注入,帮助模型按目标行动;它还不是独立 planner。若后续需要真实规划,应新增独立 planner step,而不是继续扩展静态 plan 构造。
bot AGENT 模式
channel webhook 和 channel event 可以把普通 bot 回复切到 Agent 模式:
{
"provider_id": "openai-compatible",
"model": "gpt-4o-mini",
"payload": {
"text": "帮我查当前时间并参考项目记忆回复",
"user_id": "u1",
"chat_id": "c1"
},
"message_response_mode": "agent",
"max_agent_steps": 1,
"required_skill_names": ["project_status"],
"max_skills": 2,
"agent_planning": {
"enabled": true,
"instructions": "按 bot 消息目标给出直接回复。"
},
"agent_tool_selection": {
"allowed_tool_names": ["get_current_time", "search_memory"]
},
"agent_memory_retrieval": {
"enabled": true,
"query": "bot project status",
"namespace": "project",
"top_k": 2
}
}
bot 的字段名带 agent_ 前缀,用于和普通 chat 参数区分;进入 application 后会被转换成同一份 Agent request。
plugin agent.chat/result
插件可以通过受控 Agent 命名空间调用同一条 Agent 路径:
from cyreneAI.core.schema.agent import (
AgentMemoryRetrievalConfig,
AgentPlanningConfig,
AgentToolSelectionConfig,
)
async def handle(ctx) -> str:
result = await ctx.agent.result(
"查当前时间,并结合项目记忆总结状态。",
max_steps=1,
required_skill_names=["project_status"],
max_skills=2,
planning=AgentPlanningConfig(
enabled=True,
instructions="优先使用插件请求里的目标和 skill。",
),
tool_selection=AgentToolSelectionConfig(
allowed_tool_names=["get_current_time", "search_memory"],
),
memory_retrieval=AgentMemoryRetrievalConfig(
enabled=True,
query="plugin agent project status",
namespace="project",
top_k=2,
),
)
return result
ctx.agent.chat(...) 返回 Message,ctx.agent.result(...) 返回文本结果;参数与 /agents/run 保持同语义。
定义 Python 工具
cyreneAI.adapters.tools 提供轻量工具 helper,只负责创建 ToolDefinition 和 executor;注册仍由 runtime 的 tool registry 完成:
from cyreneAI.adapters.tools import define_python_tool
def lookup_order(args: dict) -> dict:
return {"order_id": args["order_id"], "status": "shipped"}
definition, executor = define_python_tool(
name="lookup_order",
description="Lookup order status.",
function=lookup_order,
parameters_schema={
"type": "object",
"properties": {
"order_id": {"type": "string"},
},
"required": ["order_id"],
},
)
runtime.tool_registry.register(definition, executor)
验证
uv run python -m compileall src
uv run pytest src/cyreneAI/tests
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