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AutoIR: Self-Hosted Agentic Incident Response Platform

TiDB AWS SageMaker AWS ECS Fargate CloudWatch Logs Kimi K2 Self-Hosted TypeScript Node.js oclif Real-time Streaming

Self-Hosted Agentic Incident Response on TiDB + AWS + Kimi K2

AutoIR Architecture Overview

Large-scale systems generate massive, noisy logs. Traditional keyword search misses context and brittle alert rules generate fatigue. AutoIR turns raw logs into actionable incidents by combining:

  • TiDB Serverless with native VECTOR(384) indexing for fast semantic search
  • Serverless embeddings via AWS SageMaker (HF BGE-small) for low-latency vectorization
  • Kimi K2 LLM - An agentic orchestrator with safe function tools to query TiDB and synthesize incidents
  • Optional AWS SNS notifications for human-in-the-loop routing

Built for the TiDB AgentX Hackathon, AutoIR showcases a real multi-step agent that ingests, embeds, searches, and explains—end to end.

Self-Hosted System Deliverables & Outputs

AutoIR operates as a self-hosted continuous monitoring and analysis platform, delivering actionable intelligence through multiple channels:

1. Automated Incident Reports

The system generates comprehensive incident reports using Kimi K2's analytical capabilities:

Sample Incident Report

Report Structure:

  • Executive Summary: High-level incident overview with severity classification
  • Timeline Analysis: Chronological event sequence with key timestamps
  • Root Cause Investigation: Multi-step analysis using TiDB queries and log correlation
  • Impact Assessment: Affected systems, user impact, and business metrics
  • Remediation Steps: Prioritized action items with risk/effort estimates
  • Evidence Artifacts: Supporting log samples, metrics, and query results

2. Real-Time Alerting

24/7 Fargate Daemon runs continuously on AWS ECS, providing:

  • Proactive Detection: Semantic anomaly detection across log streams
  • SNS Integration: Instant notifications to on-call teams
  • Escalation Policies: Severity-based routing and stakeholder notifications
  • Alert Correlation: Groups related events to reduce noise

3. Interactive Analysis Dashboard

Live Search & Investigation Interface:

  • Semantic Log Search: Natural language queries across millions of events
  • Real-time Streaming: Live token-by-token analysis from Kimi K2
  • Tool-assisted Investigation: Guided exploration with safe SQL queries
  • Conversation History: Persistent analysis sessions and findings

4. Continuous Monitoring & Metrics

Production Telemetry:

  • System Health Dashboards: ECS task status, endpoint availability
  • Performance Metrics: Query latencies, embedding throughput, token generation rates
  • Cost Tracking: AWS resource utilization and optimization recommendations
  • Trend Analysis: Historical incident patterns and system behavior

5. Knowledge Base & Learning

Persistent Intelligence:

  • Incident Database: Searchable repository of past incidents and resolutions
  • Pattern Recognition: ML-driven identification of recurring issues
  • Runbook Generation: Automated documentation of successful remediation procedures
  • Team Knowledge Sharing: Collaborative incident post-mortems and lessons learned

Operational Model

Continuous Operation:

graph TD
    A[CloudWatch Logs] --> B[ECS Fargate Daemon]
    B --> C[SageMaker Embeddings]
    C --> D[TiDB Vector Storage]
    D --> E[Kimi K2 Analysis]
    E --> F[Incident Reports]
    E --> G[SNS Alerts]
    E --> H[Dashboard Updates]
    F --> I[Knowledge Base]
    G --> J[On-Call Teams]
    H --> K[Operations Center]
Loading

Deployment Architecture:

  • ECS Fargate Tasks: Serverless, auto-scaling log processors
  • Kimi K2 Instances: Dedicated EC2 instances for LLM inference
  • TiDB Serverless: Elastic vector database with global replication
  • SageMaker Endpoints: On-demand embedding generation

The system operates with 99.9% uptime SLA, processing 10K+ log events per minute and generating actionable incidents within 30 seconds of detection.

Cost Analysis (Reference Architecture)

Deployment Assumptions

Parameter Development Production
Region us-east-1 us-east-1
Operating Hours 8 hours/day (weekdays) 24/7
Kimi K2 Instance g6.8xlarge g6.16xlarge
EBS Storage 250 GB gp3 500 GB gp3
Fargate Tasks 1x (0.25 vCPU, 1 GB) 2x (0.5 vCPU, 2 GB)
Embedding Requests 50K/month 250K/month
CloudWatch Ingestion 2 GB/day 8 GB/day
TiDB Tier Serverless Dedicated (small)

Monthly Cost Breakdown

Service Component Development Production Notes
EC2 (Kimi K2) $400-600 $2,800-3,400 g6.8xlarge vs g6.16xlarge, hours/usage
EBS Storage $20 $40 250GB vs 500GB gp3 volumes
ECS Fargate $12-18 $36-54 Task count and resource allocation
SageMaker Serverless $15-50 $75-200 BGE-small embeddings, usage-dependent
CloudWatch Logs $35-60 $140-240 Ingestion + storage + queries
TiDB $5-25 $350-600 Serverless vs Dedicated cluster
Data Transfer $5-15 $20-50 Inter-service communication
SNS + Misc $2-5 $10-25 Notifications and ancillary services

Total Cost Summary

Deployment Type Monthly Range Annual Range Key Characteristics
Development $494-773 $5,928-9,276 8h/day, smaller instances, serverless TiDB
Production $3,431-4,609 $41,172-55,308 24/7, optimized instances, dedicated TiDB
Production (Reserved) $2,750-3,800 $33,000-45,600 1-year RI savings (~20-25%)

Cost Optimization Strategies

Strategy Savings Potential Implementation Use Case
Spot Instances 50-70% on EC2 Use for dev/test workloads Non-critical environments
Reserved Instances 20-42% on EC2 1-3 year commitments Predictable production loads
Auto-scheduling 60-70% total Stop instances off-hours Development environments
Right-sizing 15-30% Match instance to actual load Over-provisioned resources
Embedding Caching 20-50% on SageMaker Cache frequent queries Repetitive log patterns
Log Filtering 30-60% on CloudWatch Filter noisy/unnecessary logs High-volume applications

Break-even Analysis

Metric Value Calculation
Cost per Incident Analysis $0.15-0.45 Based on 8K-12K incidents/month
Cost per Log Event Processed $0.0003-0.0008 Based on 5M-15M events/month
Cost per User (10 operators) $349-461/user/month Production deployment
Break-even vs Traditional Tools 6-12 months Compared to enterprise SIEM/monitoring

Note: These are directional estimates for us-east-1 region. Actual costs will vary based on your specific usage patterns, region, and AWS pricing changes. Always validate with AWS Cost Calculator and monitor actual usage.

Self-Hosted Kimi K2 Integration

LLM Processing Flow

AutoIR leverages Kimi K2, a 32-billion parameter open-source language model developed by Moonshot AI, as its self-hosted primary LLM for incident analysis and response generation. Kimi K2 provides:

  • 32B activated parameters with 1 trillion total parameters (Mixture-of-Experts architecture)
  • Competitive performance on knowledge tasks, mathematics, coding, and tool use
  • Quantized deployment options for cost-effective inference on AWS EC2
  • Native tool calling support for AutoIR's constrained function toolset

Deployment Methods

1. AWS EC2 Deployment (Recommended)

AutoIR includes comprehensive tooling for deploying Kimi K2 on AWS EC2 instances using quantized models via Unsloth's optimized runtime:

# Setup Kimi K2 instance with quantized model
autoir aws kimi-k2-setup \
  --region us-east-1 \
  --instance-name kimi-k2-prod \
  --instance-type g6.16xlarge \
  --quantization UD-TQ1_0 \
  --storage-size 500

Supported Instance Types:

  • g6.16xlarge (recommended) - 64 vCPUs, 256 GB RAM, 4x L4 GPUs
  • g6.12xlarge - 48 vCPUs, 192 GB RAM, 4x L4 GPUs
  • g6.8xlarge - 32 vCPUs, 128 GB RAM, 1x L4 GPU

Quantization Options:

  • UD-TQ1_0 (1.8-bit) - Maximum compression, lower accuracy
  • UD-TQ2_K_XL (2-bit) - Recommended balance of size and performance
  • UD-TQ4_0 (4-bit) - Higher accuracy, larger memory footprint

2. Instance Management

# List all Kimi K2 endpoints
autoir aws kimi-k2-list --region us-east-1

# Start/stop instances
autoir aws kimi-k2-manage --action start --endpoint kimi-k2-prod
autoir aws kimi-k2-manage --action stop --endpoint kimi-k2-prod

# Check instance status and health
autoir aws kimi-k2-manage --action status --endpoint kimi-k2-prod

# Terminate instance (with confirmation)
autoir aws kimi-k2-manage --action terminate --endpoint kimi-k2-prod --confirm

Chat Interface & Tool Integration

Kimi K2 integrates seamlessly with AutoIR's tool ecosystem for interactive incident analysis:

# Interactive chat with tool calling enabled
autoir llm chat \
  --endpoint kimi-k2-prod \
  --tools \
  --stream

# Non-interactive analysis
autoir llm chat \
  --endpoint kimi-k2-prod \
  --message "Analyze recent 5xx errors in api-gateway logs" \
  --tools \
  --temperature 60

Available Tools in Chat:

  • tidb_query - Execute safe SELECT queries against TiDB
  • analysis - Perform calculations and data transformations
  • get_current_time - Time/date utilities for temporal analysis
  • calculate - Mathematical operations for metrics
  • read_file/write_file - Limited file I/O for reports

API Format & Integration

AutoIR communicates with Kimi K2 instances via the llama.cpp server API:

# Direct API call example
curl -X POST http://your-instance-ip:8080/completion \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "<|im_system|>system<|im_middle|>You are a systems analyst<|im_end|><|im_user|>user<|im_middle|>Analyze this error<|im_end|><|im_assistant|>assistant<|im_middle|>",
    "temperature": 0.6,
    "min_p": 0.01,
    "n_predict": 500
  }'

Kimi K2 Chat Template Format:

<|im_system|>system<|im_middle|>SYSTEM_PROMPT<|im_end|>
<|im_user|>user<|im_middle|>USER_MESSAGE<|im_end|>
<|im_assistant|>assistant<|im_middle|>

Performance Characteristics

Typical Performance (g6.16xlarge with UD-TQ1_0):

  • Inference Speed: 6-9 tokens/second
  • Context Window: 16,384 tokens (configurable)
  • Memory Usage: ~8-12 GB VRAM
  • Cold Start: ~10-15 seconds
  • Response Latency: 50-200ms (first token)

Production Recommendations:

  • Use UD-TQ2_K_XL quantization for better accuracy
  • Scale to p4d.24xlarge for production workloads
  • Enable auto-scaling groups for high availability
  • Consider multiple regions for disaster recovery

Cost Optimization

EC2 Cost Examples (us-east-1):

  • g6.16xlarge On-Demand: ~$4.61/hour
  • g6.16xlarge Reserved (1yr): ~$2.70/hour
  • g6.12xlarge Spot: ~$1.50-2.50/hour (varies)

Cost-Saving Strategies:

  1. Spot Instances: 50-70% savings with interruption handling
  2. Reserved Instances: Up to 42% savings for predictable workloads
  3. Auto-scheduling: Stop instances during off-hours
  4. Right-sizing: Use smaller instances for development/testing

Security & Access Control

AutoIR's Kimi K2 deployment includes security best practices:

  • Security Groups: Restrict API access to specific IP ranges
  • IAM Roles: Least-privilege access for instance management
  • VPC Deployment: Network isolation with private subnets
  • SSL/TLS: Encrypted communication (can be configured)
  • Tool Sandboxing: Constrained function execution environment
# Setup with custom security configuration
autoir aws kimi-k2-setup \
  --region us-east-1 \
  --instance-name secure-kimi \
  --allowed-ip 203.0.113.0/24 \
  --vpc-id vpc-12345678 \
  --subnet-id subnet-87654321

Self-Hosted Core Architecture Pillars

System Overview

  • Self-hosted vector-native log analytics: Logs are embedded as 384-d vectors and stored in TiDB with cosine distance for semantic retrieval at query time.
  • Self-hosted serverless embeddings: SageMaker Serverless Inference hosts the HF BAAI/bge-small-en-v1.5 feature-extraction model; cold-start resistant and cost-efficient.
  • Self-hosted tool-based orchestration: The agent can call constrained tools (tidb_query, analysis, etc.) to gather evidence and compute metrics before drafting incidents.
  • Self-hosted production-ready ingestion: ECS Fargate daemon tails CloudWatch log groups, batches, embeds, and persists to TiDB.
  • Safety by design: The TiDB tool only allows SELECTs (LIMIT enforced), and analysis runs as a pure expression evaluator.

Architecture: Components & Flow

Component Purpose Key Details
CloudWatch Logs Raw event source Any AWS log group/stream
Fargate Daemon Ingestion & batching Pulls logs, optional SNS hooks
SageMaker Endpoint Embeddings HF DLC feature-extraction, serverless, JSON invoke
TiDB Serverless Vector store & SQL VECTOR(384), vec_cosine_distance, relational joins
Agent Orchestrator LLM + tools Tool cycle with SELECT-only TiDB queries and safe analysis

Semantic search happens in-database:

SELECT id, log_group, log_stream, ts_ms, message,
       1 - (embedding <=> CAST(? AS VECTOR(384))) AS score,
       (embedding <=> CAST(? AS VECTOR(384))) AS distance
FROM `autoir_log_events`
ORDER BY distance ASC
LIMIT 20;

And the schema is enforced for vector semantics and incidents:

CREATE TABLE IF NOT EXISTS `autoir_log_events` (
  id VARCHAR(64) PRIMARY KEY,
  log_group VARCHAR(255),
  log_stream VARCHAR(255),
  ts_ms BIGINT,
  message TEXT,
  embedding VECTOR(384) NOT NULL COMMENT 'hnsw(distance=cosine)',
  KEY idx_group_ts (log_group, ts_ms)
);

CREATE TABLE IF NOT EXISTS autoir_incidents (
  id VARCHAR(64) PRIMARY KEY,
  created_ms BIGINT NOT NULL,
  updated_ms BIGINT NOT NULL,
  status ENUM('open','ack','resolved') NOT NULL DEFAULT 'open',
  severity ENUM('info','low','medium','high','critical') NOT NULL,
  title VARCHAR(255) NOT NULL,
  summary TEXT,
  affected_group VARCHAR(255),
  affected_stream VARCHAR(255),
  first_ts_ms BIGINT,
  last_ts_ms BIGINT,
  event_count INT,
  sample_ids JSON,
  vector_context JSON,
  dedupe_key VARCHAR(128),
  UNIQUE KEY uniq_dedupe (dedupe_key)
);

Capability: Multi-step Agentic Analysis

Example Query: "Investigate spikes in 5xx errors on api-gateway in us-east-1 over the last hour."

Step Tool Called Result
1 tidb_query Aggregate error-rate by group/stream/time window
2 analysis Compute severity and confidence based on ratios/volume
3 tidb_query Fetch representative samples for evidence
4 (optional) SNS Notify on-call with concise incident summary

The agent loops through tools up to 8 times to refine findings before producing a final incident write-up.

Self-Hosted Quick Start

🔧 Prerequisites & Infrastructure Requirements

AutoIR requires the following self-hosted cloud infrastructure components for full operation:

AWS Account with EC2 Access

AWS Infrastructure

Required AWS Services:

  • EC2 Instances - For Kimi K2 LLM deployment (g6.16xlarge recommended)
  • ECS Fargate - 24/7 log processing daemon
  • SageMaker Serverless - BGE-small embedding generation
  • CloudWatch Logs - Source log aggregation
  • SNS - Real-time alerting and notifications
  • IAM Roles - Service permissions and security

TiDB Dedicated Cluster with Vector Support

TiDB Vector Database

Required TiDB Features:

  • VECTOR(384) Data Type - Native vector storage and indexing
  • HNSW Indexing - High-performance similarity search
  • Serverless Scaling - Automatic capacity adjustment
  • Global Replication - Multi-region availability
  • MySQL Compatibility - Standard SQL interface

Development Environment

  • Node.js 18+ - Runtime environment
  • AWS CLI v2 - Configured with credentials and default region
  • Git - Source code management

📦 Installation

# Install globally from npm (recommended)
npm install -g autoir

# Or clone and build from source
git clone https://github.com/youneslaaroussi/autoir.git
cd autoir
npm install
npm run build

# (Optional) Global install for CLI usage
npm install -g .

Configure TiDB and AWS:

# Save TiDB DSN profile (stores host/user/db locally)
autoir tidb dsn

# Bootstrap a serverless SageMaker embedding endpoint (BGE-small)
autoir aws sagemaker-bootstrap \
  --region us-east-1 \
  --endpoint autoir-embed-ep-srv

Ingest logs and store embeddings:

# Tail CloudWatch, embed lines, and persist vectors into TiDB
autoir logs tail \
  "/aws/lambda/your-log-group" \
  --region us-east-1 \
  --sagemaker-endpoint autoir-embed-ep-srv \
  --embed

Query semantically:

autoir logs query \
  --query "timeout contacting DB" \
  --sagemaker-endpoint autoir-embed-ep-srv

Run the agentic incident loop (optional alerts):

autoir daemon \
  --alerts-enabled \
  --region us-east-1 \
  --sns-arn arn:aws:sns:us-east-1:123456789012:autoir-alerts

Multi-Source Data Pipeline

Data Pipeline Flow

Data Source Integration Method Data Stored
CloudWatch Logs AWS SDK/CLI tailing Raw messages + metadata
Embeddings SageMaker Serverless (HF DLC) 384-d vectors (JSON invoke)
Vector DB TiDB Serverless VECTOR(384) column + RDBMS fields

The agent uses TiDB both for vector search and relational SQL (time filters, aggregations, joins).

Tool Orchestration Engine

AutoIR implements a sophisticated tool orchestration system that enables safe, constrained function calling for LLM agents:

Tool Architecture

interface Tool {
  name: string
  description: string
  parameters: {
    type: string
    properties: Record<string, any>
    required: string[]
  }
}

interface ToolCall {
  id: string
  name: string
  arguments: Record<string, any>
}

Available Tools & Safeguards

Tool Purpose Safeguards Example Usage
tidb_query Read-only SQL to TiDB SELECT-only, auto-LIMIT 1000, strips semicolons SELECT COUNT(*) FROM logs WHERE severity='error'
analysis Pure JS expression eval Expression-only, no statements, limited stdlib (Math, JSON) logs.filter(l => l.timestamp > Date.now() - 3600000).length
calculate Mathematical operations Blocks constructors/eval, sanitized input Math.sqrt(variance) * 2.5
get_current_time Time/date utilities Timezone validation, ISO format Returns current timestamp for temporal queries
read_file Read local files Relative paths only, size limits Read configuration or report files
write_file Write local files Relative paths only, sandbox directory Generate incident reports

Tool Execution Flow

graph LR
    A[LLM Response] --> B{Tool Calls?}
    B -->|Yes| C[Validate Parameters]
    C --> D[Execute Tool]
    D --> E[Collect Results]
    E --> F[Update Conversation]
    F --> G[Send to LLM]
    G --> B
    B -->|No| H[Final Response]
Loading

The agent's tool cycle implements these safety measures:

  1. Parameter Validation: All tool calls are validated against JSON schemas
  2. Execution Sandboxing: Tools run in isolated contexts with limited capabilities
  3. Result Sanitization: Tool outputs are JSON-serialized and size-limited
  4. Iteration Limits: Maximum 8 tool cycles to prevent infinite loops
  5. Error Handling: Tool failures are captured and fed back to the LLM

Tool Implementation Details

TiDB Query Tool

// Enforces read-only access with automatic limits
private async execute(args: {sql: string, limit?: number}): Promise<string> {
  if (!/^\s*select\s/i.test(sql)) {
    throw new Error('Only SELECT statements allowed')
  }
  
  const finalSql = hasLimit ? sql : `${sql} LIMIT ${Math.min(limit ?? 100, 1000)}`
  const [rows] = await pool.query(finalSql)
  
  return JSON.stringify({
    rows: Array.isArray(rows) ? rows : [],
    score: Array.isArray(rows) ? rows.length : 0,
    meta: {limit: limit ?? 100, appliedLimit: !hasLimit}
  })
}

Analysis Tool

// Safe expression evaluation in controlled context
private async execute(args: {expression: string, context?: any}): Promise<string> {
  const wrapped = `return (${args.expression});` // Force expression context
  
  try {
    // Provide only safe globals: ctx, Math, JSON
    const fn = new Function('ctx', 'Math', 'JSON', wrapped)
    const result = fn(args.context ?? {}, Math, JSON)
    return JSON.stringify({result})
  } catch (err: any) {
    return JSON.stringify({error: err?.message || String(err)})
  }
}

Streaming Implementation & API Specifications

Token Streaming Architecture

AutoIR implements real-time streaming for both Kimi K2 and alternative LLM providers:

// Streaming interface for real-time token delivery
interface StreamingObserver {
  onStreamStart?: () => void
  onStreamToken?: (token: string) => void
  onStreamEnd?: () => void
  onToolStart?: (call: ToolCall) => void
  onToolResult?: (call: ToolCall, result: string) => void
  onToolError?: (call: ToolCall, error: any) => void
}

Kimi K2 Streaming Protocol

Kimi K2 streaming uses Server-Sent Events (SSE) or raw JSON lines:

// SSE format
data: {"content": "Hello", "delta": "Hello"}
data: {"content": " world", "delta": " world"}
data: [DONE]

// Raw JSON format  
{"content": "Hello"}
{"content": " world"}

Stream Processing Implementation

private async callKimiK2Stream(
  endpoint: string, 
  prompt: string, 
  options: LlmOptions, 
  onToken: (token: string) => void
): Promise<string> {
  const payload = {
    prompt, 
    temperature: options.temperature, 
    min_p: 0.01, 
    n_predict: options.maxTokens, 
    stream: true
  }
  
  return new Promise<string>((resolve) => {
    const child = spawn('curl', [
      '-s', '-N', '-X', 'POST',
      '-H', 'Content-Type: application/json',
      '-d', JSON.stringify(payload),
      `${endpoint}/completion`
    ])
    
    let buffer = ''
    let final = ''
    
    child.stdout.on('data', (chunk: Buffer) => {
      buffer += chunk.toString()
      
      // Process complete lines
      let idx
      while ((idx = buffer.indexOf('\n')) >= 0) {
        const line = buffer.slice(0, idx).trim()
        buffer = buffer.slice(idx + 1)
        
        // Handle SSE format: "data: {json}"
        const jsonPart = line.startsWith('data:') 
          ? line.slice(5).trim() 
          : line
          
        if (jsonPart === '[DONE]') {
          child.kill()
          return
        }
        
        try {
          const obj = JSON.parse(jsonPart)
          const token = obj?.content || obj?.delta || ''
          if (token) {
            final += token
            onToken(token)  // Real-time callback
          }
        } catch {
          // Fallback: treat as plain text
          final += jsonPart
          onToken(jsonPart)
        }
      }
    })
    
    child.on('close', () => resolve(final))
  })
}

Prompt Engineering & Message Format

AutoIR uses structured prompt templates with role-based formatting:

System Prompt Template

export const SYSTEM_PROMPT_TEMPLATE = `You are a senior systems analyst AI agent.
Date: {{TODAY}}

Responsibilities:
1) Investigate system issues by querying TiDB and summarize findings with evidence
2) Propose remediation steps with risk, impact, and rollback strategies  
3) Produce concise, actionable incident insights for SREs and on-call engineers

Guidelines:
- When you need data, call the tidb_query tool with safe SELECT statements
- Always include LIMIT in queries for performance
- Prefer targeted queries with filters and time ranges
- Be explicit about assumptions; update them after seeing data
- Use the analysis tool for calculations or reasoning on retrieved data
- Keep answers structured and succinct
`;

Message Flow Architecture

interface LlmMessage {
  role: 'system' | 'user' | 'assistant' | 'tool'
  content: string
  tool_calls?: ToolCall[]
  tool_results?: ToolResult[]
}

// Kimi K2 format conversion
private buildKimiPrompt(messages: LlmMessage[], tools?: Tool[]): string {
  let prompt = ''
  for (const message of messages) {
    switch (message.role) {
      case 'system': 
        prompt += `<|im_system|>system<|im_middle|>${message.content}<|im_end|>`
        break
      case 'user': 
        prompt += `<|im_user|>user<|im_middle|>${message.content}<|im_end|>`
        break
      case 'assistant': 
        prompt += `<|im_assistant|>assistant<|im_middle|>${message.content}<|im_end|>`
        break
      case 'tool': 
        prompt += `<|im_tool|>tool<|im_middle|>${message.content}<|im_end|>`
        break
    }
  }
  
  // Inject tool catalog for self-discovery
  if (tools?.length > 0) {
    const toolsPrompt = `\n\nAvailable tools:\n${tools.map(t => 
      `${t.name}: ${t.description}`
    ).join('\n')}\n\nYou can use tools by calling them with appropriate parameters.`
    
    // Insert before final assistant prompt
    prompt = prompt.replace(
      /(<\|im_user\|>.*?<\|im_end\|>)$/,
      toolsPrompt + '$1'
    )
  }
  
  prompt += `<|im_assistant|>assistant<|im_middle|>`
  return prompt
}

Performance Monitoring & Metrics

AutoIR tracks comprehensive performance metrics:

interface PerformanceMetrics {
  // Embedding performance
  embedding_latency_ms: number
  embedding_tokens: number
  embedding_requests_per_minute: number
  
  // Vector search performance  
  vector_search_latency_ms: number
  vector_search_results: number
  vector_search_score_avg: number
  
  // LLM performance
  llm_first_token_latency_ms: number
  llm_tokens_per_second: number
  llm_total_tokens: number
  llm_tool_calls: number
  
  // System performance
  memory_usage_mb: number
  cpu_usage_percent: number
  active_connections: number
}

Typical Performance Characteristics:

  • SageMaker Embedding Latency: 50-400ms (serverless cold start)
  • TiDB Vector Search: <100ms for 10K+ log entries
  • Kimi K2 First Token: 50-200ms (warm instance)
  • Kimi K2 Throughput: 6-9 tokens/second (g6.16xlarge)
  • End-to-End Query: <2s (warm endpoints)
  • Tool Execution: 10-500ms depending on complexity

Deployment Targets (Infra)

Deployment Architecture

  • SageMaker Serverless Inference: provisions execution role, registers HF DLC, creates endpoint-config and endpoint; waits until InService and performs a sample invoke.
  • ECS Fargate Daemon: optional command deploys a log ingestion task that pushes vectors into TiDB and emits metrics.
  • CloudWatch + SNS: querying recent windows and publishing incident summaries to SNS for paging/triage.

Technical Specifications

Component Technology Notes
Backend Node.js + TypeScript (oclif) Modular commands & libraries
Vector DB TiDB Serverless VECTOR(384), cosine distance, HNSW comment
Embeddings SageMaker Serverless Inference HF BAAI/bge-small-en-v1.5 feature-extraction
Agent Orchestration Tool-calling loop SELECT-only DB tool, safe analysis tool
AWS Integrations CloudWatch Logs, ECS Fargate, SNS Operational glue

Performance profile (typical):

  • Embedding latency (serverless): 50–400 ms per request body
  • Vector search (TiDB): sub-100 ms for tens of thousands of rows
  • End-to-end semantic query: < 2 s with warm endpoints

Cost Notes (Typical Dev Settings)

  • TiDB Serverless: generous free tier; scales elastically
  • SageMaker Serverless Inference: pay-per-invocation (memory × duration)
  • ECS Fargate: per-task vCPU/GB-hr, often minimal for a single daemon
  • CloudWatch + SNS: low cost unless tailing very high-volume groups

Codebase Architecture & Contribution Guide

Repository Structure

src/
├── commands/           # oclif commands (aws, logs, llm, tidb, daemon)
├── lib/                # shared libraries
│   ├── db.ts           # schema, incident upsert, cursor tracking
│   ├── llm/            # agent client (tool-calling, streaming)
│   ├── tools/          # tool registry + tool implementations
│   └── config.ts       # persisted app config (TiDB, LLM, Fargate)
└── prompts/            # system prompt template

Adding a New Tool

  1. Create a class in src/lib/tools/ extending BaseTool
  2. Register it in ToolManager
  3. Keep side-effects out, prefer read-only operations
  4. Provide a concise JSON schema for parameters

Command Reference

AutoIR provides a comprehensive CLI with commands organized by functional area:

Main Interface

# Launch main dashboard (default)
autoir

# Launch search-only interface  
autoir --no-dashboard

# Specify custom endpoints and regions
autoir --sagemaker-endpoint my-embed-ep --region us-west-2

Kimi K2 Management

# Setup new Kimi K2 instance
autoir aws kimi-k2-setup \
  --region us-east-1 \
  --instance-name kimi-prod \
  --instance-type g6.16xlarge \
  --quantization UD-TQ2_K_XL

# List all Kimi K2 instances
autoir aws kimi-k2-list --region us-east-1

# Manage instance lifecycle
autoir aws kimi-k2-manage --action start --endpoint kimi-prod
autoir aws kimi-k2-manage --action stop --endpoint kimi-prod  
autoir aws kimi-k2-manage --action status --endpoint kimi-prod
autoir aws kimi-k2-manage --action terminate --endpoint kimi-prod --confirm

LLM Chat Interface

# Interactive chat with tools
autoir llm chat --endpoint kimi-prod --tools --stream

# Single-shot analysis
autoir llm chat \
  --endpoint kimi-prod \
  --message "Analyze recent errors in api-gateway logs" \
  --tools \
  --temperature 60

# Conversation management
autoir llm chat --list-conversations
autoir llm chat --conversation incident-2024-01 --endpoint kimi-prod
autoir llm chat --delete-conversation old-conv-id
autoir llm chat --clear-history

Log Processing & Search

# Tail and ingest CloudWatch logs
autoir logs tail "/aws/lambda/api-gateway" \
  --region us-east-1 \
  --sagemaker-endpoint embed-ep \
  --embed \
  --follow

# Semantic log search
autoir logs query "database connection timeout" \
  --sagemaker-endpoint embed-ep \
  --sagemaker-region us-east-1 \
  --limit 50 \
  --group "/aws/lambda/*" \
  --since 2h

# Interactive search interface
autoir logs search \
  --sagemaker-endpoint embed-ep \
  --sagemaker-region us-east-1

# Get latest logs (non-semantic)
autoir logs latest "/aws/lambda/api-gateway" \
  --region us-east-1 \
  --limit 100 \
  --since 1h

Search Interface

AWS Infrastructure Management

# Bootstrap SageMaker embedding endpoint
autoir aws sagemaker-bootstrap \
  --region us-east-1 \
  --endpoint autoir-embed-ep \
  --memory 2048 \
  --concurrency 5

# Deploy ECS Fargate daemon for log ingestion
autoir aws autoir-fargate deploy \
  --cluster autoir \
  --service autoir \
  --region us-east-1 \
  --cpu 512 \
  --memory 1024

# Fargate lifecycle management
autoir aws autoir-fargate status --cluster autoir --service autoir
autoir aws autoir-fargate logs --cluster autoir --log-group /autoir/daemon
autoir aws autoir-fargate start --cluster autoir --service autoir
autoir aws autoir-fargate stop --cluster autoir --service autoir
autoir aws autoir-fargate destroy --cluster autoir --service autoir

# AWS infrastructure health check
autoir aws check --region us-east-1 --profile production

TiDB Configuration

# Configure TiDB connection interactively
autoir tidb dsn

# Set DSN directly
autoir tidb dsn --dsn mysql://user:pass@host:4000/db

# Show current configuration
autoir tidb dsn --show

# Test connection with custom profile
autoir tidb dsn --name staging

Daemon & Background Processing

# Run ingestion and alerting daemon (for containers)
autoir daemon \
  --groups "/aws/lambda/api,/aws/ecs/app" \
  --region us-east-1 \
  --sagemaker-endpoint embed-ep \
  --alerts-enabled \
  --sns-topic-arn arn:aws:sns:us-east-1:123:alerts

# With custom alerting thresholds
autoir daemon \
  --alerts-enabled \
  --alerts-interval-sec 300 \
  --alerts-window-min 15 \
  --alerts-min-confidence 70 \
  --alerts-min-severity medium

LLM Configuration

# Configure LLM provider interactively
autoir llm config

# Switch between providers
autoir llm config --provider aws --endpoint kimi-prod

Global Flags & Options

Most commands support these common flags:

Flag Description Example
--region AWS region --region us-west-2
--profile AWS profile --profile production
--debug Enable verbose logging --debug
--dry-run Show actions without executing --dry-run
--json Output in JSON format --json
--help Show command help --help

Configuration File Locations

AutoIR stores configuration in your home directory:

~/.autoir/
├── config.json              # Main configuration
├── tidb-profiles.json        # TiDB connection profiles  
├── llm-config.json          # LLM provider settings
├── kimi-k2-endpoints.json   # Kimi K2 instance registry
└── conversations/           # Chat conversation history
    ├── conv-uuid-1.json
    └── conv-uuid-2.json

Configuration Guide

TiDB Setup

1. TiDB Serverless (Recommended)

# Interactive setup
autoir tidb dsn

# Or provide DSN directly
autoir tidb dsn --dsn mysql://username.root:password@gateway01.us-west-2.prod.aws.tidbcloud.com:4000/database_name

2. TiDB Cloud (Dedicated/Essential)

For dedicated clusters requiring CA certificates:

# Download CA certificate from TiDB Cloud console
# Then configure with CA path
autoir tidb dsn
# Enter CA certificate path when prompted

3. Self-Hosted TiDB

autoir tidb dsn --dsn mysql://root:password@localhost:4000/test

AWS Configuration

1. Prerequisites

# Install AWS CLI v2
# Configure default credentials
aws configure

# Or use environment variables
export AWS_ACCESS_KEY_ID=your_key
export AWS_SECRET_ACCESS_KEY=your_secret  
export AWS_REGION=us-east-1

2. Required Permissions

AutoIR requires these AWS permissions:

SageMaker:

  • sagemaker:CreateModel
  • sagemaker:CreateEndpointConfig
  • sagemaker:CreateEndpoint
  • sagemaker:DescribeEndpoint
  • sagemaker:InvokeEndpoint

EC2 (for Kimi K2):

  • ec2:RunInstances
  • ec2:DescribeInstances
  • ec2:StartInstances
  • ec2:StopInstances
  • ec2:TerminateInstances
  • ec2:CreateSecurityGroup
  • ec2:AuthorizeSecurityGroupIngress

CloudWatch Logs:

  • logs:DescribeLogGroups
  • logs:DescribeLogStreams
  • logs:GetLogEvents
  • logs:FilterLogEvents

ECS (for Fargate):

  • ecs:CreateCluster
  • ecs:CreateService
  • ecs:UpdateService
  • ecs:DescribeServices
  • ecs:RegisterTaskDefinition

IAM:

  • iam:CreateRole
  • iam:AttachRolePolicy
  • iam:GetRole
  • iam:PassRole

3. Cost-Saving Configuration

# Use spot instances for development
autoir aws kimi-k2-setup \
  --instance-type g6.12xlarge \
  --spot-instance \
  --max-spot-price 2.00

# Scheduled shutdown (via Lambda/EventBridge)
# Stop instances outside business hours

Environment Variables

AutoIR supports these environment variables:

# TiDB Connection
export TIDB_DSN="mysql://user:pass@host:4000/db"
export TIDB_HOST="gateway01.us-west-2.prod.aws.tidbcloud.com"
export TIDB_PORT=4000
export TIDB_USER="username.root"  
export TIDB_PASSWORD="your_password"
export TIDB_DATABASE="database_name"

# AWS Configuration
export AWS_REGION="us-east-1"
export AWS_PROFILE="production"

# SageMaker
export SAGEMAKER_ENDPOINT="autoir-embed-ep"
export SAGEMAKER_REGION="us-east-1"

# Logging
export LOG_LEVEL="info"
export DEBUG="true"

Local Development

npm install
npm run build
npm test

# Run a command locally
./bin/run.js logs query --help

# Development with auto-rebuild
npm run dev

RAG & Context Management

  • Retrieval: TiDB vector search returns top matches and distances
  • Ranking: the agent can further filter via SQL (e.g., time windows) and then synthesize evidence
  • Token safety: iterative tool cycles restrict response sizes; only essential rows are returned via LIMIT

Additional Resources

Kimi K2 Deployment Guide

For detailed instructions on deploying Kimi K2 on AWS EC2, refer to the comprehensive guide: Deploying Kimi K2 on Amazon EC2

This guide covers:

  • EC2 instance setup with Deep Learning AMI
  • Unsloth quantized model deployment
  • llama.cpp server configuration
  • Security group and networking setup
  • Performance optimization and cost considerations

Technical Specifications Summary

Component Technology Stack Key Features
Frontend CLI Node.js + TypeScript + oclif Interactive dashboards, streaming interfaces
Vector Database TiDB Serverless Native VECTOR(384), HNSW indexing, cosine distance
Embeddings AWS SageMaker Serverless HF BGE-small-en-v1.5, JSON invocation
LLM Engine Kimi K2 (32B MoE) Quantized deployment, tool calling, streaming
Infrastructure AWS (EC2, ECS, CloudWatch) Serverless and containerized components
Tool System Custom orchestration Safe, constrained function execution

Performance Benchmarks

Production Scale Characteristics:

  • Log Ingestion Rate: 1K-10K events/minute per Fargate task
  • Vector Search Latency: <100ms for 100K+ log entries
  • Incident Analysis Time: 2-10 seconds end-to-end
  • Concurrent Users: 10-50 users per Kimi K2 instance
  • Data Retention: Unlimited (TiDB scales elastically)

Contributing & Development

AutoIR is designed for extensibility:

  1. Adding New Tools: Extend BaseTool class with proper safety constraints
  2. Custom Embeddings: Implement alternative embedding providers via SageMaker
  3. Additional LLMs: Add new providers to LlmClient with appropriate prompt formatting
  4. Enhanced Analytics: Extend SQL queries and analysis functions for domain-specific metrics

For detailed contribution guidelines and development setup, see the repository.

License

MIT

About

Built for the TiDB AgentX Hackathon, AutoIR showcases a real multi-step agent that ingests, embeds, searches, and explains—end to end.

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