# Half Shell > Underground seafood spot with old-school charm and a cozy, no-frills atmosphere. Small bar and dining area complement an authentic fish shack style with an outdoor patio lively during warm days. The vibe suits casual meals and business talks alike. Source: https://www.atly.com/location/HalfShell1 - Address: 676 W Diversey Pkwy, Chicago, Illinois, United States - Phone: +17735491773 - Website: http://www.halfshellchicago.com/ ## What it is good for - Hidden Gems — 10/10 - Dinner Spots — 10/10 - Vintage — 10/10 - Cozy — 10/10 - Seafood — 9.3/10 - Casual — 9.3/10 - Date Spots — 9.3/10 - Food — 9.3/10 - Clam Chowder — 9/10 - Oysters — 8.9/10 - American Food — 8.8/10 - Fish — 8.3/10 - Chill — 8.3/10 - Bar — 8/10 - Dive Bar — 8/10 ## What people say - "The grilled oysters here were excellent." - "It's a cozy, no-frills spot with old-school charm." - "I loved their clam chowder; it had an exquisite flavor." ## Good to know - Half Shell is a cash-only establishment; bring cash to pay. - Happy hour features $1 oysters, making it a great time to visit. - There is no waiting area, so arrive early to secure a table. - The prices are very reasonable for the quality of seafood offered. - They accommodate gluten-free diets, ensuring options for all guests. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.