Agentifact assessment — independently scored, not sponsored. Last verified Mar 8, 2026.
Yahoo Finance API (via RapidAPI)
Unofficial Yahoo Finance API wrapper on RapidAPI providing quotes, fundamentals, news, and options data
Viable option — review the tradeoffs
You need quick access to Yahoo Finance quotes, fundamentals, news, and options data without building scrapers or chasing official APIs.
Reliable for basic live data synced with Yahoo site, but expect JSON preprocessing work, occasional data gaps, and paid tiers for volume—solid not stellar.
You want fundamentals and options data that free Yahoo wrappers like yfinance often miss or deliver patchily.
Most extensive Yahoo data range available, but unofficial so data can go haywire temporarily; great for prototypes, watch for inconsistencies.
Unofficial & Unstable
Scrapes public Yahoo data so prone to breaks from site changes; no SLAs, potential data dodginess or outages.
RapidAPI Free Tier Trap
500 requests/month max on free plan—hits limit fast in production; monitor usage dashboard and upgrade early to avoid cutoffs.
RapidAPI for paid volume + extras like news/options; yfinance for free unlimited basics.
Need fundamentals/news/options or high-volume requests with some reliability.
Free historical data only, no extras needed, accept occasional breaks.
Trust Breakdown
What It Actually Does
Fetches stock quotes, company fundamentals, market news, and options data from Yahoo Finance through RapidAPI, so you can pull financial info into your apps.[1][6]
Unofficial Yahoo Finance API wrapper on RapidAPI providing quotes, fundamentals, news, and options data.
Fit Assessment
Best for
- ✓data-analysis
- ✓knowledge-retrieval
Not ideal for
- ✗rate limit under burst load above 500 requests/month
- ✗delayed data on free tier
Known Failure Modes
- rate limit under burst load above 500 requests/month
- delayed data on free tier
Score Breakdown
Protocol Support
Capabilities
Governance
- rate-limiting