head to head · open source
ponytail vs Financial-API
ponytail has 182,259 GitHub stars, 10,044 forks, 270 open issues and last shipped 5 days ago. Financial-API has 4,110 stars, 366 forks, 47 open issues and last shipped 1 months ago. ponytail leads on adoption by 4,335% (182,259 vs 4,110 stars). ponytail is written in JavaScript under MIT; Financial-API is written in TypeScript under MIT. ponytail has attracted 6% as many forks as stars, Financial-API 9%. ponytail was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| ponytail | Financial-API | |
|---|---|---|
| GitHub stars | ★ 182K | ★ 4.1K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-10-29 | 2026-09-22 |
| Forks | ⑂ 10K | ⑂ 366 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ponytail if
- You weight community size — 182K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Financial-API if
- You want the Financial-API feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Financial-API fits your workflow better
About ponytail
Ponytail He says nothing. He writes one line. It works. 54% less code (up to 94%) · 20% cheaper · 27% faster · 100% safe Measured on real Claude Code sessions editing a real open source repo (FastAPI + React), against the same agent with no skill. 54% is the mean across 12 feature tasks (Haiku 4.5, n=4); it reaches 94% where an agent over builds (a date picker) and is near zero where the code is already minimal. ponytail keeps every safety guard while a bare "write one liners" prompt drops one. (The earlier single shot benchmark reported 80 94% as a flat figure; against a fair agentic…
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About Financial-API
同花顺金融数据服务 同花顺金融数据服务（hithink finance） 是由同花顺官方提供和维护的 A股金融数据服务，面向 AI Agent、量化研究者和应用开发者。 通过一个统一的 API Key，即可查询 A股最新行情、集合竞价、财务报表、估值、指数、板块、公募基金、公开期货期权资料与行情、涨跌停、炸板、个股异动、热榜和龙虎榜等数据，并将数据接入 AI 工具、Python 研究脚本、量化程序或业务系统。 一站式同花顺官方金融数据能力，覆盖 API、MCP、CLI、Python SDK、本地数据库和 Agent Skill。 官网： 在线文档： API Key 管理： 同花顺AI客户端：了解并下载 仓库文档中心： docs/ 当前请使用本项目的 API、MCP、CLI、Python SDK 和 Agent Skill 接入金融数据。同花顺AI客户端尚未发布接入本项目数据源的版本，后续版本计划接入，敬请期待。 你可以用它做什么 查询一只或多只 A股的最新价格、涨跌幅、成交额等行情数据。 获取股票、指数和板块的历史 K 线，用于趋势分析和量化研究。 查询上市公司的利润表、资产负债表、现金流量表和财务指标。 批量查询 A 股最新市盈率、市净率、市销率和市现率估值快照。 获取交易日历、公司行动、复权因子等基础研究数据。 查询集合竞价快照、短期基准、涨跌停池、炸板池、连板天梯、个股异动、热榜和龙虎榜。…
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Frequently asked questions
Is ponytail or Financial-API more popular?
ponytail has 182,259 GitHub stars and Financial-API has 4,110. ponytail has the larger community by that measure.
Are ponytail and Financial-API free?
Both are open source. ponytail is licensed under MIT and Financial-API under MIT. Neither carries a licence fee.
What is the difference between ponytail and Financial-API?
ponytail is written in JavaScript and Financial-API in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ponytail or Financial-API?
Choose ponytail if you want the larger community (182,259 stars) or its MIT licence terms. Choose Financial-API if its feature set, stack or MIT licence fits better. Both are self-hostable.