solo-developer

Agent-powered personal finance advisor

PythonOpenAI Responses APIAgents SDKcustom function tools (log_expensecheck_budget_adherence)WebSearchToolfile_search vector store
Stack tools7
AddedMar 2026
StatusPublished

Working multi-agent finance assistant: triages queries, logs expenses to JSON, checks 50/30/20 budget rule, researches investments via web search; includes logging, error handling, max_steps=5 guardrails

solo-developer

Why they built it

Demonstrate OpenAI's March 2025 update (Responses API + Agents SDK) enables solo developers to build practical multi-agent systems for personal finance management

What worked

Seamless agent handoffs via Agents SDK, Responses API tool integration, dual logging (file/console), robust error handling, 90% accurate web search

What broke or was painful

No major issues reported; graceful fallbacks for missing budget_guide.pdf and vector store

The result

Working multi-agent finance assistant: triages queries, logs expenses to JSON, checks 50/30/20 budget rule, researches investments via web search; includes logging, error handling, max_steps=5 guardrails

References