Yahoo! Search BOSS
BOSS (Build your Own Search Service) is Yahoo!'s open search web services platform. The goal of BOSS is simple: to foster innovation in the search industry. Developers, start- ups, and large Internet companies can use BOSS to build and launch web-scale search products that utilize the entire Yahoo! Search index. BOSS gives you access to Yahoo!'s investments in crawling and indexing, ranking and relevancy algorithms, and powerful infrastructure. By combining your unique assets and ideas with our search technology assets, BOSS is a platform for the next generation of search innovation, serving hundreds of millions of users across the Web.
How Do I Get Started?
- Check out BOSS specs and mash-up examples below
- Review the documentation
- Get a BOSS Application ID
Using the API or Web Service
Overview
Search APIs are nothing new, but typically they've included rate limits, strict terms of service regarding the re-ordering and presentation of results, and provided little or no opportunity for monetization. These constraints have limited the innovation and commercial viability of new search solutions.
BOSS (Build your Own Search Service) is different – it's a truly open API with as few rules and limitations as possible. With BOSS, developers and start-ups now have the technology and infrastructure to build next generation search solutions that can compete head-to-head with the principals in the search industry. BOSS will grow and evolve with a focus on providing additional functionality, tools, and data for developers.
| Previously Available with Yahoo! Search API | Available with BOSS | |
|---|---|---|
| Queries Per Day | 5,000 | Unlimited* |
| No Restrictions on Presentation | ||
| Re-Ordering Allowed | ||
| Blending of Proprietary and Yahoo! Search Content Allowed | ||
| Monetization | Coming Soon! | |
| White-Label | Attribution Required |
* BOSS offers developers unlimited daily queries, though Yahoo! reserves the right to limit unintended usage, such as automated querying by bots.
Examples

hakia
hakia, a leading semantic search engine, uses Yahoo! Search BOSS to accelerate its semantic analysis of the Web by accessing the vast amounts of web documents in the Yahoo! Search index.

Me.dium Search
Me.dium combined the BOSS API with its insight into the real time surfing activity of the crowds to build a unique "Crowd-Powered" social search engine prototype.

Daylife
Daylife To-Go is a new self-service, hosted publishing platform from Daylife. Anyone can use this platform to automatically generate 100% customizable pages and widgets. Daylife To-Go uses the BOSS API platform to power its Web search module.

Cluuz
Cluuz generates easier to understand search results through patent pending semantic cluster graphs, image extraction, and tag clouds. The Cluuz analysis is performed in real-time on results returned from BOSS API.
Revenue Sharing
In the near future, we will launch a monetization platform enabling Yahoo! and partners to jointly participate in the economics of BOSS-powered search products. Either Yahoo! sponsored search integration, with certain implementation and exclusivity requirements, or potentially a payment model, will be required above a specified query threshold.
Terms of Use
Use of this service is subject to the BOSS API Terms of Use.
Learn More
BOSS Mashup Framework
The BOSS Mashup Framework is an experimental python library that provides developers with tools for mashing up the BOSS API with other third-party data sources.
BOSS Custom
BOSS Custom is an invite-only program focused on building highly scalable next generation search products. This program is designed for consumer web businesses with unique assets (such as extensive user data or novel technologies) that want to develop truly innovative search products using Yahoo!'s core search technology.
Ready to get started?
By applying for an Application ID for this service, you hereby agree to the Terms of Use
BOSS Mashable Challenge
Enter your BOSS mashup into the BOSS Mashable Challenge and win cash, an article on Mashable and endless street cred.
Recent Blog Articles
view all
Vote Now - Make Your Voice Heard!
Fri, 10 Oct 2008
BOSS Mashable Challenge -- Deadline Extended to Oct 5th
Thu, 25 Sep 2008
Announcing the BOSS Mashable Challenge
Fri, 12 Sep 2008
Meet the BOSS Team at TechCrunch50
Thu, 04 Sep 2008
Building with BOSS -- New Products to Share
Wed, 03 Sep 2008
Yahoo! Groups Discussions
view all
Re: Here is a very specific example of what has to be a PPC result i
Sun, 12 Oct 2008
random error : Invalid Appid, do you have this error too ?
Sun, 12 Oct 2008
Re: Here is a very specific example of what has to be a PPC result i
Sun, 12 Oct 2008
Here is a very specific example of what has to be a PPC result in BO
Sun, 12 Oct 2008



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