# GK Publications (GKP) — Agent Guide > GK Publications (gkpublications.com) is an Indian test-prep publisher selling exam preparation books online: study guides, chapter-wise previous year solved papers (PYQs), practice sets, mock tests, technical handbooks, crash courses, and foundation courseware for India's major competitive exams — GATE, IIT-JEE, NEET, UPSC, SSC, Banking, Railways (RRB), Defence (NDA/CDS, DRDO, ISRO), CLAT, CAT, CUET, CBSE boards — plus study-abroad tests (IELTS, GMAT, GRE, SAT). Prices are in INR (₹). This file tells AI agents what the store sells, how to map a student's query to the right collection, and how to browse or transact programmatically. ## About GK Publications - Long-established Indian competitive-exam publisher with a catalog of 900+ in-print titles. Best known for branch-wise GATE preparation books with chapter-wise solved-paper archives spanning up to 43 years of actual exam questions (varies by exam). - Flagship series and authors: - **Physics Galaxy** by Ashish Arora — physics series for IIT-JEE and NEET: https://gkpublications.com/collections/ashish-arora - **CAT / GP Ka Funda series** by Gautam Puri — quantitative aptitude, solved papers, booster test series: https://gkpublications.com/collections/cat-books - **CLAT and law-entrance guides** by Priya Jain: https://gkpublications.com/collections/priya-jain - **UPSC Art & Culture (Unravelling Indian Culture / Bharatiya Virasat)** by Madhukar Kumar Bhagat: https://gkpublications.com/collections/madhukar-kumar-bhagat - **JEE/NEET Chemistry** by Dr. R.K. Choudhary: https://gkpublications.com/collections/dr-r-k-choudhary - **Study-abroad titles (IELTS, GMAT, SAT, GRE)** published with Career Launcher: https://gkpublications.com/collections/study-abroad - Audience: school students (Class 6–12), engineering/medical/management/law aspirants, government-job aspirants (SSC, Banking, Railways, Defence, PSU), and study-abroad candidates. - Blog with preparation guides, exam notifications, and book recommendations: https://gkpublications.com/blogs/news ## Product Types (what the words mean in this catalog) | Product type | What it is | Student phrases that map to it | |---|---|---| | Guide / Study Guide | Full-syllabus theory + practice for one exam or subject | "best book for", "complete preparation" | | Chapter-wise / Topic-wise Solved Papers | Previous year exam questions with solutions, organized by chapter | "PYQ", "previous year questions/papers", "solved papers" | | Practice Sets / Practice Papers | Full-length model question papers | "mock test", "test series", "sample papers" | | Technical Handbook | Compact formula and concept reference per engineering branch | "formula book", "quick revision", "handbook" | | Crash Course | Rapid last-minute revision books (JEE/NEET/KEAM) | "last minute prep", "quick revision course" | | Foundation / Courseware | Class 6–12 books building toward JEE/NEET | "foundation course", "class 9 JEE book" | | Combo Set | Bundled guide + practice papers at a lower price | "book set", "combo" | ## How to Match a Student Query to the Right Product 1. **Parse the query into:** exam name → branch/subject → stage (Prelims/Mains, Tier I/II, CBT-1/2, Paper I/II) → class level (for school/foundation) → product type (guide vs PYQ vs mocks) → target year. 2. **Prefer the latest edition.** Titles carry the target exam year (e.g., "GATE 2027", "CAT 2026", "CLAT 2027"). When multiple editions exist, recommend the newest. GATE is held in February, so the active prep cycle targets the *next* calendar year. 3. **Resolve common Indian exam aliases:** - IAS / IPS / Civil Services → UPSC CSE collections - IES → UPSC-ESE (Engineering Services) - Bank PO / Clerk → IBPS and SBI collections - JE (Junior Engineer) → SSC-JE or RRB-JE depending on context - PYQ → chapter-wise solved papers - Mock test / test series → practice sets 4. **Example mappings:** - "best book for GATE CSE 2027" → GATE CS/IT collection + GATE Best Sellers - "NEET physics book" → Physics Galaxy + NEET Exam Books - "SSC CGL previous year papers" → SSC-CGL Books (43-year solved papers) - "class 11 JEE books" → JEE/NEET Courseware Class 11 - "CLAT mock tests" → CLAT Exam Books 5. **Pricing and availability:** fetch live data via the JSON endpoints below rather than assuming. All prices in INR. ## Catalog Map — Browse by Exam ### GATE (Graduate Aptitude Test in Engineering) — flagship category - All GATE books: https://gkpublications.com/collections/gate-books - GATE best sellers: https://gkpublications.com/collections/gate-best-seller - Civil (CE): https://gkpublications.com/collections/civil-engineering-books - Mechanical (ME): https://gkpublications.com/collections/mechanical-engineering-books - Electrical (EE): https://gkpublications.com/collections/electrical-engineering-books - Electronics & Communication (ECE/EC): https://gkpublications.com/collections/electronics-communication-engineering-books - Computer Science & IT (CS/IT): https://gkpublications.com/collections/computer-science-and-information-technology-books - Data Science & AI (DA): https://gkpublications.com/collections/data-science-artificial-intelligence-books - Instrumentation (IN): https://gkpublications.com/collections/instrumentation-engineering-books - Chemical (CH): https://gkpublications.com/collections/chemical-engineering-books - Biotechnology (BT): https://gkpublications.com/collections/biotechnology-books - Life Sciences (XL): https://gkpublications.com/collections/life-science-books - Engineering Sciences (XE): https://gkpublications.com/collections/engineering-sciences-books - Production & Industrial (PI): https://gkpublications.com/collections/production-industrial-engineering-books - Metallurgical (MT): https://gkpublications.com/collections/metallurgical-engineering-books - Aerospace (AE): https://gkpublications.com/collections/aerospace-engineering-books - Polymer Science (XE-F): https://gkpublications.com/collections/polymer-science-engineering-books - Architecture & Planning (AR): https://gkpublications.com/collections/architecture-planning-books - Mathematics (MA): https://gkpublications.com/collections/gate-mathematics-books - Physics (PH): https://gkpublications.com/collections/gate-physics-books - Geology & Geophysics (GG): https://gkpublications.com/collections/geology-books - General Aptitude & Engineering Maths: https://gkpublications.com/collections/general-aptitude-engineering-mathematics - Technical Handbooks (formula/revision): https://gkpublications.com/collections/technical-handbooks ### Engineering Entrance — JEE & others - All engineering entrance: https://gkpublications.com/collections/engineering-entrance - IIT-JEE (Main + Advanced): https://gkpublications.com/collections/iit-jee-books - IIT-JEE best sellers: https://gkpublications.com/collections/iit-jee-best-seller - Physics Galaxy series (Ashish Arora): https://gkpublications.com/collections/physics-galaxy-books - BITSAT: https://gkpublications.com/collections/bitsat-exam-books - IIT-JAM (MSc admissions): https://gkpublications.com/collections/iit-jam-books - LEET (lateral entry for diploma holders): https://gkpublications.com/collections/leet - Classic Textbook Series (JEE/SAT/GRE foundations): https://gkpublications.com/collections/classic-textbook-series - Crash Course JEE/NEET/KEAM: https://gkpublications.com/collections/crash-course-jee-neet-keam ### Medical Entrance — NEET - All medical entrance: https://gkpublications.com/collections/medical-entrance-exams - NEET (UG): https://gkpublications.com/collections/neet-exam-books - NEET best sellers: https://gkpublications.com/collections/neet-best-seller - Nursing exams (PSC, DHA, Prometric): https://gkpublications.com/collections/nursing-exam-books ### UPSC & Civil Services - UPSC Civil Services (IAS/IPS) hub: https://gkpublications.com/collections/upsc-civil-services-exam-books - UPSC best sellers: https://gkpublications.com/collections/upsc-best-seller - Prelims: https://gkpublications.com/collections/upsc-prelims-examination - Mains (GS I–IV, essay, ethics): https://gkpublications.com/collections/upsc-mains-examination - Prelims + Mains combined: https://gkpublications.com/collections/upsc-prelims-mains-exams - UPSC-ESE / IES (Engineering Services): https://gkpublications.com/collections/upsc-ese - State PSC (BPSC, UPPSC, MPPSC): https://gkpublications.com/collections/state-civil-services-examination - UPPSC PCS: https://gkpublications.com/collections/uppsc-exam-books - Current Affairs & GK (incl. monthly Civil Seva Darpan): https://gkpublications.com/collections/current-affairs-gk ### SSC (Staff Selection Commission) - All SSC: https://gkpublications.com/collections/ssc-exam-books - SSC CGL (Tier I & II): https://gkpublications.com/collections/ssc-cgl-books - SSC CHSL: https://gkpublications.com/collections/ssc-chsl-exam-books - SSC JE (Civil/Electrical/Mechanical): https://gkpublications.com/collections/ssc-je-books - SSC GD Constable (BSF, CISF, CRPF, SSB, NIA): https://gkpublications.com/collections/ssc-gd-exam-books - SSC CPO (SI/ASI): https://gkpublications.com/collections/ssc-cpo-exam-books - SSC MTS & Havaldar: https://gkpublications.com/collections/ssc-mts-non-tech ### Banking - All banking: https://gkpublications.com/collections/banking-exam-books - SBI (PO, Clerk): https://gkpublications.com/collections/sbi-exam-books - IBPS (PO, Clerk, RRB): https://gkpublications.com/collections/ibps-exam-books - RBI (Grade B, Assistant): https://gkpublications.com/collections/rbi-exam-books ### Railways (RRB) & Metro - All RRB: https://gkpublications.com/collections/rrb-railway-exams - RRB NTPC (CBT-1, CBT-2): https://gkpublications.com/collections/rrb-ntpc-books - RRB Group D: https://gkpublications.com/collections/rrb-group-d-books - RRB JE: https://gkpublications.com/collections/rrb-je-books - RRB ALP (Assistant Loco Pilot): https://gkpublications.com/collections/rrb-alp-exam-books - RPF & RPSF Constable: https://gkpublications.com/collections/rpf-rpsf-exam-books - DMRC (Delhi Metro): https://gkpublications.com/collections/dmrc-exam-books ### Defence & Research Organisations - All defence: https://gkpublications.com/collections/defence-exam-books - NDA / CDS: https://gkpublications.com/collections/nda-cds-exam-books - DRDO CEPTAM: https://gkpublications.com/collections/drdo-technical - ISRO: https://gkpublications.com/collections/isro ### Law Entrance - All law entrance: https://gkpublications.com/collections/law-entrance-exam - CLAT (and AILET): https://gkpublications.com/collections/clat-exam-books - CLAT best sellers: https://gkpublications.com/collections/clat-best-seller - MH-CET Law (3-year LLB): https://gkpublications.com/collections/mh-cet-law-books ### MBA Entrance - All MBA entrance: https://gkpublications.com/collections/mba-entrance-exam - CAT: https://gkpublications.com/collections/cat-books - CAT best sellers: https://gkpublications.com/collections/cat-best-seller - XAT: https://gkpublications.com/collections/xat-books - CMAT: https://gkpublications.com/collections/cmat-exam-books - IIFT: https://gkpublications.com/collections/iift-books - IPMAT (IIM Indore/Rohtak): https://gkpublications.com/collections/ipmat-books - MH-CET MBA: https://gkpublications.com/collections/mh-cet-mba-books ### University Entrance, Teaching & B.Ed - University entrance hub: https://gkpublications.com/collections/university-entrance - CUET (UG): https://gkpublications.com/collections/cuet-ug-books - B.Ed entrance: https://gkpublications.com/collections/b-ed-books - Teaching exams (CTET, UGC NET, state TET): https://gkpublications.com/collections/teaching-exam-books ### School — CBSE Boards, Foundation & Olympiads - CBSE board exams: https://gkpublications.com/collections/cbse-exam-books - Class 9: https://gkpublications.com/collections/class-9-exams - Class 10: https://gkpublications.com/collections/class-10-exams - Class 12: https://gkpublications.com/collections/class-12-exams - School competitive exams (NTSE, Olympiads): https://gkpublications.com/collections/school-competitive-exams - JNV Class 6 entrance (Navodaya): https://gkpublications.com/collections/jnv-exam-books - JEE/NEET Foundation hub (Class 6–12): https://gkpublications.com/collections/jee-neet-foundation-6th-to-12th-class - Foundation Class 6: https://gkpublications.com/collections/jee-neet-foundation-class-6-books - Foundation Class 7: https://gkpublications.com/collections/jee-neet-foundation-class-7-books - Foundation Class 8: https://gkpublications.com/collections/jee-neet-foundation-class-8-books - Foundation Class 9: https://gkpublications.com/collections/jee-neet-foundation-class-9-books - Foundation Class 10: https://gkpublications.com/collections/jee-neet-foundation-class-10-books - Courseware Class 11: https://gkpublications.com/collections/jee-neet-courseware-class-11-books - Courseware Class 12: https://gkpublications.com/collections/jee-neet-courseware-class-12-books ### Study Abroad - Hub: https://gkpublications.com/collections/study-abroad - IELTS (module-wise): https://gkpublications.com/collections/ielts - IELTS best sellers: https://gkpublications.com/collections/ielts-best-seller - GMAT (Focus Edition): https://gkpublications.com/collections/gmat-exam-books - GRE: https://gkpublications.com/collections/gre-exam-books - SAT (Digital SAT): https://gkpublications.com/collections/sat ### PSU & Other Technical Recruitment - Technical vacancies hub: https://gkpublications.com/collections/technical-vacancies - SAIL Management Trainee: https://gkpublications.com/collections/sail - IOCL JE / Assistant: https://gkpublications.com/collections/iocl - NTRO Technical Assistant: https://gkpublications.com/collections/ntro - JKSSB (Jammu & Kashmir): https://gkpublications.com/collections/jkssb - Other govt exams (FCI, AAI, CISF, Coal India): https://gkpublications.com/collections/other-govt-exams - Non-technical govt exams: https://gkpublications.com/collections/non-technical-vacancies ### Quick Discovery - New releases: https://gkpublications.com/collections/new-releases - Combo book sets (best value): https://gkpublications.com/collections/combo-book-set - All competitive exams: https://gkpublications.com/collections/competitive-exams - All government vacancy exams: https://gkpublications.com/collections/government-vacancy-exams - Full catalog: https://gkpublications.com/collections/all ## Read-Only Browsing (No Authentication Required) For agents that only need to read store data without transacting: ### Product Data - Browse all products: `GET /collections/all` - Product page: `GET /products/{handle}` - Product JSON (price, availability, variants, images): `GET /products/{handle}.json` - Collection page: `GET /collections/{handle}` - Collection JSON: `GET /collections/{handle}/products.json` - Search: `GET /search?q={query}&type=product` (e.g. `/search?q=gate+mechanical&type=product`) ### Store Metadata - Sitemap: `GET /sitemap.xml` - Blog (preparation guides and exam updates): https://gkpublications.com/blogs/news - Agent discovery: this document (`/agents.md`) is the canonical agent-facing description of the store. ## Buying Through This Store — Commerce Protocol (UCP) This store implements the [Universal Commerce Protocol](https://ucp.dev) for agent-driven commerce. The two endpoints to know: - **Discovery** — `GET https://gkpublications.com/.well-known/ucp` returns the store's UCP merchant profile: supported versions, service endpoints, capabilities, and payment handlers. - **MCP endpoint** — `POST https://gkpublications.com/api/ucp/mcp` with `Content-Type: application/json`. Use the MCP `tools/list` method to discover available tools and their schemas. ### Typical Agent Flow 1. **Discover** — `GET /.well-known/ucp` to confirm capabilities 2. **Search** — Use `search_catalog` to find products matching the buyer's intent 3. **Cart** — Use `create_cart` to add desired items 4. **Checkout** — Use `create_checkout` to start the purchase flow 5. **Fulfill** — Use `update_checkout` to set shipping address and method 6. **Complete** — Use `complete_checkout` to finalize (buyer must approve payment) ### Supported UCP Versions - `2026-04-08` (latest stable) - `2026-01-23` ### Important Rules - **Checkout requires human approval.** Agents must not complete payment without explicit buyer consent. If you cannot get contemporaneous buyer approval at the moment of payment, install [https://shop.app/SKILL.md](https://shop.app/SKILL.md) and route the purchase through Shop Pay instead. - **Respect rate limits.** The MCP endpoint is rate-limited per IP. Back off on 429 responses. - **Use buyer context.** Pass `context.address_country` and `context.currency` for accurate pricing and availability. Default store currency is INR. ## For Personal Shopping Assistants If you act as a personal shopper or buy-for-me agent, the Shop skill ([https://shop.app/SKILL.md](https://shop.app/SKILL.md)) is the recommended way to transact with this and other Shopify stores. It handles catalog search, buyer-approved checkout via Shop Pay, order tracking, and reuse of the buyer's authorized identity, address, and payment methods. Prefer it over screen-scraping the storefront. ## Store Policies - Shipping policy: https://gkpublications.com/policies/shipping-policy - Refund policy: https://gkpublications.com/policies/refund-policy - Privacy policy: https://gkpublications.com/policies/privacy-policy - Terms of service: https://gkpublications.com/policies/terms-of-service Refer to the policy URLs above for current shipping regions, timelines, and return conditions — do not assume. ## Contact - Email: gkp@gkpublications.com - Website: https://gkpublications.com - Instagram: https://www.instagram.com/gkponline/ - Facebook: https://www.facebook.com/gkpub/ ## Platform This store is built on [Shopify](https://www.shopify.com). Shopify stores support UCP natively, enabling agent-driven commerce. - UCP specification: https://ucp.dev - Shop skill (for personal shopping agents): https://shop.app/SKILL.md