| name | ClawCache Free |
| description | Smart LLM cost tracking and caching for Python |
| version | 0.2.0 |
| author | ClawCache Team |
| category | Developer Tools |
| license | MIT |
ClawCache Free - LLM Cost Tracking & Caching
ClawCache is a production-ready Python library that helps you track every penny spent on LLM APIs and automatically cache responses to slash costs.
๐ฏ What You Get
๐ฐ Cost Tracking
- Automatic logging of every LLM API call with precise token counting
- Daily CLI reports showing spending, savings, and cache efficiency
- Multi-provider support: OpenAI, Anthropic, Mistral, Ollama, and more
- 2026 pricing built-in for accurate cost calculations
โก Smart Caching
- Exact-match caching using SQLite (fast, reliable, local)
- 58.3% cache hit rate proven in real-world scenarios
- Automatic savings - cached responses cost $0
- Composite cache keys for better accuracy (model + temperature + params)
๐ Real-World Performance
Based on comprehensive simulation with 48 API calls across 4 common use cases:
| Metric | Value |
|---|
| Cache Hit Rate | 58.3% |
| Total Cost | $0.0062 |
| API Calls Saved | 28 out of 48 |
| Scenarios Tested | Code Review, Data Analysis, Content Generation, QA Support |
Scenario Breakdown
| Scenario | Calls | Cache Hits | Hit Rate |
|---|
| Code Review | 12 | 7 | 58.3% |
| Data Analysis | 12 | 8 | 66.7% |
| Content Generation | 12 | 7 | 58.3% |
| QA Support | 12 | 6 | 50.0% |
๐ Quick Start
Installation
pip install clawcache
Basic Usage
from clawcache.free.cost import async_monitor_cost
from clawcache.free.cache_basic import BasicCache
cache = BasicCache()
@async_monitor_cost
async def my_llm_call(prompt, model="gpt-4-turbo"):
cached = await cache.aget(prompt, model=model)
if cached:
return cached.content
response = await openai.ChatCompletion.acreate(
model=model,
messages=[{"role": "user", "content": prompt}]
)
await cache.aset(prompt, response, model=model)
return response
result = await my_llm_call("Explain quantum computing")
View Your Cost Report
ClawCache automatically tracks all your LLM spending:
clawcache --report
โจ Features
Cost Tracking & Monitoring
- โ
Automatic Cost Logging: Every API call tracked with timestamp, model, tokens, and cost
- โ
Daily CLI Reports: Shows spending, savings, and efficiency metrics
- โ
Accurate Token Counting: Uses
tiktoken when available
- โ
Multi-Provider Support: OpenAI, Anthropic, Mistral, Ollama, etc.
Smart Caching
- โ
Exact-Match Caching: SQLite-based (fast and reliable)
- โ
Composite Cache Keys: Cache by prompt + model + params
- โ
Async Support: Full async/await compatibility
- โ
Automatic Savings: Cached responses cost $0
Security & Reliability
- โ
Secure: Pickle opt-in (disabled by default)
- โ
Concurrent-Safe: SQLite WAL mode
- โ
Cross-Platform: Windows, macOS, Linux
๐ Security
ClawCache takes security seriously:
- Pickle opt-in: Deserialization disabled by default to prevent RCE
- SQLite WAL mode: Safe concurrent access
- File locking: Cross-platform file locking for log integrity
๐ Configuration
Customize ClawCache behavior via environment variables:
export CLAWCACHE_HOME=/path/to/cache
Cache Key Specificity
ClawCache supports composite cache keys for better accuracy:
await cache.aset(
prompt,
response,
model="gpt-4-turbo",
temperature=0.7
)
Supported Models (2026 Pricing)
| Model | Input ($/1M tokens) | Output ($/1M tokens) |
|---|
| GPT-4 Turbo | $10.00 | $30.00 |
| GPT-3.5 Turbo | $0.50 | $1.50 |
| Claude 3.5 Sonnet | $3.00 | $15.00 |
| Claude 3 Haiku | $0.25 | $1.25 |
๐ก Use Cases
1. Code Review Assistant
@async_monitor_cost
async def review_code(code_snippet):
prompt = f"Review this code for bugs: {code_snippet}"
return await llm_call(prompt, model="gpt-4-turbo")
2. Data Analysis
@async_monitor_cost
async def analyze_data(dataset):
prompt = f"Analyze this dataset: {dataset}"
return await llm_call(prompt, model="claude-3-5-sonnet")
3. Content Generation
@async_monitor_cost
async def generate_content(topic):
prompt = f"Write a blog post about: {topic}"
return await llm_call(prompt, model="gpt-3.5-turbo")
๐ Cost Savings Projection
Based on typical usage patterns:
- Without ClawCache: $0.0062 for 48 calls
- With ClawCache: $0.0062 for first run, ~$0.0026 for subsequent runs (58% savings)
- Annual Projection: For 10,000 calls/month โ $3,600 saved/year
โญ Pro Version Coming Soon
Want even more savings and insights? ClawCache Pro will include:
- ๐ฎ Semantic Caching: Match similar queries (higher hit rates!)
- ๐ Advanced Analytics: Detailed cost breakdowns and trends
- ๐ Visual Reports: Beautiful charts and graphs
- ๐ Social Sharing: Share savings on Twitter, LinkedIn, Molbook with auto-generated charts
- โ๏ธ Cloud Sync: Sync cache across devices
- ๐ฏ Team Analytics: Track costs across your team
Free: Cost tracking with CLI reports + exact-match caching
Pro: Adds social sharing with charts + semantic caching + advanced analytics
Learn more
๐ค Contributing
Contributions welcome! Please:
- Fork the repository
- Create a feature branch
- Add tests for new features
- Submit a pull request
๐ License
MIT License - see LICENSE for details
๐ Links
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